SDM Administrative Messages

SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0857Z THU MAY 28 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Thursday - None.
Friday - None.
Saturday - None.


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0458Z THU MAY 28 2026

...NWSCHAT 2.0 SERVICES RESOLVED...

The Slack Engineering team updated that the earlier
issue impacting messaging, workflows, message edits,
channel renames, apps, and channel creations were resolved.
While restoration and cleanup efforts continue, no further
customer impacts are expected.


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0305Z THU MAY 28 2026

The 00Z NCEP model production suite is currently running on
time with 8 Alaskan...25 Canadian...58 CONUS...15 Mexican...
6 Caribbean...and 9 Pacific stations available for ingest.

UPDATED 00Z GFS RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72388/VEF - No report
72528/BUF - No report for the NAM...Full report in for the GFS
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158...Flight equipment failure
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142...Ground equipment failure
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142...Ground equipment failure
78970/POS - 10159


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0128Z THU MAY 28 2026

The 00Z NCEP model production suite is currently running on time.

00Z NAM RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72388/VEF - No report
72528/BUF - No report
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
2350Z WED MAY 27 2026

...NWSCHAT 2.0 SERVICES DEGRADED...

The Slack Engineering team is currently investigating an issue
affecting workflows, message edits, channel renames, apps, and
channel creations impacting all Slack services (including NWSChat
2.0) that began at 2300Z. Earlier severe latency impacts appear
to have been mitigated, but the service remains in a degraded
status.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1516Z WED MAY 27 2026


The 12Z GFS began and is running on time.


UPDATED 12Z RAOB RECAP...
71815/YJT - Purged temps/moisture 264-258 mb...wet bulb effect


Ready/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1338Z WED MAY 27 2026


The 12Z NAM began and is running on time with 11 Alaskan...25
Canadian...39 CONUS...12 Mexican...8 Caribbean...and 9 Pacific
raobs available for ingest.


12Z NAM RAOB RECAP...
72340/LZK - 10142
78384/GCM - 10142
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72364/EPZ - 10159
72363/AMA - 10159
72376/FGZ - 10159
72582/LKN - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
78016/BDA - Missing TTBB



Ready/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1147Z WED MAY 27 2026


MDS STATUS...
GOES-E MDS Sector 1 will be centered over 36.6N/78.7W from 12Z
until 28/12Z to support SPC severe weather operations for the
Mid-Atlantic states.



Ready/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0841Z WED MAY 27 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Wednesday - None.
Thursday - None.
Friday - None.


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0304Z WED MAY 27 2026

The 00Z NCEP model production suite continues to run on time with
8 Alaskan..25 Canadian..59 CONUS..13 Mexican..5 Caribbean..and 9
Pacific stations available for ingest into the 00Z GFS.

UPDATED 00Z GFS RAOB RECAP...
70414/SYA - No report for NAM/GFS
72206/JAX - No report for NAM/GFS
72645/GRB - No report for NAM/GFS
70133/OTZ - 10159
70200/OME - 10158 for NAM..10159 for GFS
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72388/VEF - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
76644/MID - Short to 577mb


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0126Z WED MAY 27 2026

The 00Z NCEP model production suite is currently running on time.

00Z NAM RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72388/VEF - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
76644/MID - Short to 577mb


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1630Z TUE MAY 26 2026


MDS STATUS...
GOES-W MDS Sector 2 will remain over 14.2N/170.1W until 27/1900Z
to support flash flood ops in American Samoa.



Ready/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1500Z TUE MAY 26 2026


The 12Z GFS began and is running on time.


MDS STATUS...
GOES-E MDS Sector 1 will be centered over 32N/88W from 1505Z
until 27/0630Z to support excessive rainfall monitoring over the
southeast US.




Ready/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1336Z TUE MAY 26 2026


The 12Z NAM began and is running on time with 11 Alaskan...26
Canadian...39 CONUS...13 Mexican...7 Caribbean...and 9 Pacific
raobs available for ingest.


12Z NAM RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72265/MAF - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
78016/BDA - Missing TTBB
72403/LWX - Purged temps/moisture at 220 mb...super-adiabatic
             lapse rate
70133/OTZ - 10159...Unavailable
70308/SNP - 10159...Unavailable
72274/TWC - 10159...Unavailable
72363/AMA - 10159...Unavailable
72364/EPZ - 10159...Unavailable
72376/FGZ - 10159...Unavailable
72582/LKN - 10159...Unavailable
72597/MFR - 10159...Unavailable
72672/RIW - 10159...Unavailable
72681/BOI - 10159...Unavailable
72776/TFX - 10159...Unavailable
72786/OTX - 10159...Unavailable
72340/LZK - 10142...Ground equipment failure
78384/GCM - 10142...Ground equipment failure




Ready/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1215Z TUE MAY 26 2026


MDS STATUS...
GOES-E MDS Sector 2 will be centered over 31N/99.7W from 1230Z
until 27/12Z in support of SPC severe weather ops across portions
of west Texas.



Ready/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0845Z TUE MAY 26 2026


CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Tuesday - None.
Wednesday - None.
Thursday - None.


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0305Z TUE MAY 26 2026

The 00Z NCEP model production suite continues to run on time with
8 Alaskan..24 Canadian..58 CONUS..14 Mexican..4 Caribbean..and 9
Pacific available for ingest into the 00Z GFS.

UPDATED 00Z GFS RAOB RECAP...
70219/BET - No report for NAM/GFS
70326/AKN - No report for NAM/GFS
70414/SYA - No report for NAM/GFS
72206/JAX - No report for NAM/GFS
72645/GRB - No report for NAM/GFS
72776/TFX - No report for NAM..10159 for GFS
70133/OTZ - 10159
70200/OME - 10158
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72388/VEF - 10148
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159
76644/MID - Short to 594mb


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0134Z TUE MAY 26 2026

The 00Z NCEP model production suite is currently running on time.

00Z NAM RAOB RECAP...
70219/BET - No report
70326/AKN - No report
70414/SYA - No report
72206/JAX - No report
72645/GRB - No report
72776/TFX - No report
70133/OTZ - 10159
70200/OME - 10158
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72388/VEF - 10148
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159
76644/MID - Short to 594mb


MDS STATUS...
GOES-W MDS Sector 1 will be centered over 42N/113.6W from
26/1200Z until 27/1200Z in support of critical fire weather
conditions and SPC Marginal Risk of severe thunderstorms in
Montana.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
2032Z MON MAY 25 2026

MDS STATUS...
GOES-W MDS Sector 2 will be centered over 14.2S/170.1W until
26/1900Z in support of flash flooding ops at American Samoa.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1459Z MON MAY 25 2026

The 12Z GFS has started and is running on time.

12Z UPDATED RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72215/FFC - No report for NAM...in for GFS
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72365/ABQ - No report
72388/VEF - No report for NAM...in for GFS
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
91165/LIH - No report
70133/OTZ - 10159
70231/MCG - 10142
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
76256/GYM - 10142
78384/GCM - 10142
78970/POS - 10159
78016/BDA - Missing TTBB

Handel/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1328Z MON MAY 25 2026

The 12Z NCEP model production is running on time.

12Z NAM RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72215/FFC - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72365/ABQ - No report
72388/VEF - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
91165/LIH - No report
70133/OTZ - 10159
70231/MCG - 10142
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
76256/GYM - 10142
78384/GCM - 10142
78970/POS - 10159
78016/BDA - Missing TTBB

Handel/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0904Z MON MAY 25 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Monday - None.
Tuesday - None.
Wednesday - None.


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0136Z MON MAY 25 2026

The 00Z NCEP model production suite is currently running on time.

00Z NAM RAOB RECAP...
70026/BRW - No report
70219/BET - No report
70326/AKN - No report
70414/SYA - No report
72206/JAX - No report
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70231/MCG - 10142
70308/SNP - 10159
72249/FWD - 10145
72274/TWC - 10159
72340/LZK - 10142
72388/VEF - 10148
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1840Z SUN MAY 24 2026

MDS STATUS...
GOES-E MDS Sector 1 will be centered over 35.6N/86.3W from
1828Z to 24/0400Z in support of severe wx ops in Georgia.


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1507Z SUN MAY 24 2026

12Z NCEP model production is running on time with 10 Alaskan...
26 Canadian...39 CONUS...14 Mexican...7 Caribbean...and 9
Pacific stations available for ingest.

UPDATED 12Z GFS RAOB RECAP...
70026/BRW - No report for the NAM...10142...Ground equipment
failure for the GFS
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72597/MFR - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
91376/MAJ - No report for the NAM...Full report in for the GFS
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142...Ground equipment failure
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142...Ground equipment failure
78016/BDA - Missing Part TTBB

MDS STATUS...
GOES-E MDS Sector 2 will be centered over 39.8N/86.4W from
1416Z to 24/1200Z in support of IDSS ops in Indianapolis, IN.


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1330Z SUN MAY 24 2026

12Z NCEP model production started on time with 10 Alaskan...
26 Canadian...39 CONUS...14 Mexican...6 Caribbean...and 8
Pacific stations available for ingest.

12Z NAM RAOB RECAP...
70026/BRW - No report
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72597/MFR - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
91376/MAJ - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142...Ground equipment failure
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142...Ground equipment failure
78016/BDA - Missing Part TTBB


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0855Z SUN MAY 24 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Sunday - None.
Monday - None.
Tuesday - None.


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0131Z SUN MAY 24 2026

The 00Z NCEP model production suite is currently running on time.

00Z NAM RAOB RECAP...
70026/BRW - No report
70219/BET - No report
70326/AKN - No report
70414/SYA - No report
72206/JAX - No report
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70308/SNP - 10159
72265/MAF - 10145
72274/TWC - 10159
72340/LZK - 10142
72388/VEF - 10148
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1518Z SAT MAY 23 2026

12Z NCEP model production is running on time with 11 Alaskan...
25 CAnadian...38 CONUS...12 Mexican...8 Caribbean...and 9
Pacific stations available for ingest.

UPDATED 12Z GFS RAOB RECAP...
76644/MID - Purged spurious surface wind at 1013mb
70414/SYA - No report
72215/FFC - No report for the NAM...Full report in for the GFS
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72493/OAK - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72597/MFR - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
91376/MAJ - No report for the NAM...Full report in for the GFS
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142...Ground equipment failure
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142...Ground equipment failure
78016/BDA - Missing Part TTBB

MDS STATUS...
GOES-W MDS Sector 1 will be centered over 32.5N/101.6W from
1700Z to 24/1200Z in support of severe wx ops in eastern
New Mexico to the Texas and Oklahoma Panhandles.


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1331Z SAT MAY 23 2026

12Z NCEP model production started on time with 11 Alaskan...
25 CAnadian...37 CONUS...12 Mexican...8 Caribbean...and 8
Pacific stations available for ingest.

12Z NAM RAOB RECAP...
76644/MID - Purged spurious surface wind at 1013mb.
70414/SYA - No report
72215/FFC - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72493/OAK - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72597/MFR - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
91376/MAJ - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142...Ground equipment failure
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142...Ground equipment failure
78016/BDA - Missing Part TTBB

MDS STATUS...
GOES-E MDS Sector 2 will be centered over 33.7N/85.9W from
1307Z to 24/1200Z in support of excessive rainfall ops in
the Lower Mississippi Valley, Southeast, and parts of the
Ohio Valley.


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0858Z SAT MAY 23 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Saturday - None.
Sunday - None.
Monday - None.


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0320Z SAT MAY 23 2026

The 00Z NCEP model production suite continues to run on time.

00Z UPDATED RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72251/CRP - No report for NAM; Available for GFS
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
70361/YAK - 10142
72274/TWC - 10159
72340/LZK - 10142
72388/VEF - 10148
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159
72233/LIX - Missing TTBB.. 10141 for NAM; Full report for GFS
74455/DVN - Purged all data.. baseline error.

There were 7 Alaskan...25 Canadian...59 CONUS...14 Mexican...
6 Caribbean and 9 Pacific stations available for ingest.


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0123Z SAT MAY 23 2026

The 00Z NCEP model production has started and is
running on time.

00Z NAM RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72251/CRP - No report
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
70361/YAK - 10142
72274/TWC - 10159
72340/LZK - 10142
72388/VEF - 10148
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159
72233/LIX - Missing TTBB.. 10141
74455/DVN - Purged all data.. baseline error.

There were 7 Alaskan...25 Canadian...58 CONUS...12 Mexican...
6 Caribbean and 9 Pacific stations available for ingest.

Green/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1515Z FRI MAY 22 2026

12Z NCEP model production is running on time with 11 Alaskan...
26 Canadian...38 CONUS...14 Mexican...8 Caribbean...and 9
Pacific stations available for ingest.

UPDATED 12Z GFS RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72215/FFC - No report for the NAM...Full report in for the GFS
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72597/MFR - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
91348/PNI - No report for the NAM...Full report in for the GFS
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142...Ground equipment failure
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142...Ground equipment failure
72327/OHX - Short to 599mb...10141...Incomplete report; full
report to follow
78016/BDA - Missing Part TTBB


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1338Z FRI MAY 22 2026

12Z NCEP model production started on time with 11 Alaskan...
26 Canadian...37 CONUS...14 Mexican...8 Caribbean...and 8
Pacific stations available for ingest.

12Z NAM RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72215/FFC - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72597/MFR - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
91348/PNI - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142...Ground equipment failure
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142...Ground equipment failure
72327/OHX - Short to 599mb...10141...Incomplete report;
            full report to follow
78016/BDA - Missing Part TTBB


SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1044Z FRI MAY 22 2026

MDS STATUS...
GOES-E MDS Sector 1 will be centered over 35.9N/99.7W from
1700Z to 23/1200Z in support of severe wx ops in Oklahoma
and Texas.

GOES-E MDS Sector 2 will be centered over 35.7N/86.9W from
1100Z to 23/0600Z in support of severe wx ops from the
Central Gulf Coast states through the Tennessee and Ohio
Valleys.


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0922Z FRI MAY 22 2026


CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Friday - None.
Saturday - None.
Sunday - None.


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0329Z FRI MAY 22 2026

The 00Z NCEP model production suite has started and is running on
time with 7 Alaskan, 25 Canadian, 58 CONUS, 15 Mexican, 6
Caribbean, and 10 Pacific stations available for ingest.

00Z UPDATED RAOB RECAP...
70361/YAK - No report
70414/SYA - No report
72206/JAX - No report
72388/VEF - 10159
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
71082/YLT - Short to 819.0mb.. 10150
72235/JAN - Missing TTBB for NAM; Full report for GFS




Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0136Z FRI MAY 22 2026

The 00Z NCEP model production suite has started and is running on
time with 7 Alaskan, 25 Canadian, 58 CONUS, 15 Mexican, 6
Caribbean, and 9 Pacific stations available for ingest.

00Z NAM RAOB RECAP...
70361/YAK - No report
70414/SYA - No report
72206/JAX - No report
72388/VEF - No report
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
71082/YLT - Short to 819.0mb.. 10150
72235/JAN - Missing TTBB


Renkevens/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1502Z THU MAY 21 2026

12Z NCEP model production is running on time with 11 Alaskan...
25 Canadian...39 CONUS...14 Mexican...6 Caribbean...and 9
Pacific stations available for ingest.

UPDATED 12Z GFS RAOB RECAP...
72265/MAF - Purged temps/moisture 761-700mb...wet bulb effect
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72250/BRO - No report for the NAM...Full report in for the GFS
72251/CRP - No report
72340/LZK - No report
72364/EPZ - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72363/AMA - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142...Ground equipment failure
76526/ZAC - Short to 533mb
78016/BDA - Missing Part TTBB


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1335Z THU MAY 21 2026

12Z NCEP model production started on time with 11 Alaskan...
25 Canadian...38 CONUS...14 Mexican...6 Caribbean...and 9
Pacific stations available for ingest.

12Z NAM RAOB RECAP...
72265/MAF - Purged temps/moisture 761-700mb...wet bulb effect
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72250/BRO - No report
72251/CRP - No report
72340/LZK - No report
72364/EPZ - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72363/AMA - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142...Ground equipment failure
76526/ZAC - Short to 554mb
78016/BDA - Missing Part TTBB


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0837Z THU MAY 21 2026


CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Thursday - None.
Friday - None.
Saturday - None.


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0636Z THU MAY 21 2026

MDS STATUS...
GOES-E MDS Sector 2 will be centered over 36N/101.8W from
21/1200Z to 22/1200Z in support of severe weather operations
across the central/southern High Plains.


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0316Z THU MAY 21 2026

The 00Z NCEP model production suite continues to run on time with
8 Alaskan, 24 Canadian, 59 CONUS, 15 Mexican, 6 Caribbean, and 10
Pacific stations available for ingest.

00Z UPDATED RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72388/VEF - No report
72645/GRB - No report
91165/LIH - No report for NAM; In for the GFS
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72501/OKX - 10145
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
76405/LAP - Short to 548 mb
71867/YQD - Purged spurious temperature at 985 mb



Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0138Z THU MAY 21 2026

The 00Z NCEP model production suite has started and is running on
time with 8 Alaskan, 24 Canadian, 58 CONUS, 15 Mexican, 5
Caribbean, and 8 Pacific stations available for ingest.

00Z NAM RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72388/VEF - No report
72645/GRB - No report
91165/LIH - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72501/OKX - 10145
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
76405/LAP - Short to 548 mb
71867/YQD - Purged spurious temperature at 985 mb


Renkevens/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
2052Z WED MAY 20 2026

MDS STATUS...
GOES-E MDS Sector 2 will be centered over 38.8N/102.1W from
21/1200Z to 22/1200Z in support of severe wx ops over the Central
and High Plains.


Renkevens/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1526Z WED MAY 20 2026

12Z NCEP model production is running on time with 11 Alaskan...
25 Canadian...38 CONUS...14 Mexican...8 Caribbean...and 9
Pacific stations available ingest.

UPDATED 12Z GFS RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72265/MAF - No report
72293/NKX - No report for the NAM...10142...Ground equipment
            failure for the GFS
72327/OHX - No report for the NAM...full report in for the GFS
72357/OUN - No report for the NAM...full report in for the GFS
72363/AMA - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
72797/UIL - No report for the NAM...full report in for the GFS
74455/DVN - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142...Ground equipment failure
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - No report for the NAM.. 10142...Ground equipment
            failure for the GFS
78970/POS - 10159
78016/BDA - Missing Part TTBB


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1332Z WED MAY 20 2026

12Z NCEP model production started on time with 11 Alaskan...
25 Canadian...35 CONUS...14 Mexican...6 Caribbean...and 9
Pacific stations available ingest.

12Z NAM RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72265/MAF - No report
72293/NKX - No report
72327/OHX - No report
72357/OUN - No report
72363/AMA - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
72797/UIL - No report
74455/DVN - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142...Ground equipment failure
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78970/POS - 10159
78016/BDA - Missing Part TTBB


Kempisty/SDM/NCO/NCEP





SENIOR DUTY METEOROLOGIST NWS ALERT ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1320Z WED MAY 20 2026

...WIDESPREAD INTERNET OUTAGE RESTORED...

The earlier problem with widespread network/internet issues
impacting offices across the NWS has been resolved. 

If users experience further issues, please contact the SDM by
email at sdm@noaa.gov or in the nws-senior-duty-meteorologist
channel on NWSChat. We can also be reached by phone at
301-683-1500.


Kempisty/SDM/NCO/NCEP






SENIOR DUTY METEOROLOGIST NWS ALERT ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1129Z WED MAY 20 2026

...WIDESPREAD INTERNET OUTAGE...

NCO is aware of an investigating a widespread network/internet
issue impacting offices across the NWS.


Kempisty/SDM/NCO/NCEP





SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0900Z WED MAY 20 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Wednesday - None.
Thursday - None.
Friday - None.


MDS STATUS...
GOES-E MDS Sector 1 will be centered over 38.4N/76.6W from 1200Z
to 21/1200Z in support of severe wx ops due to a Marginal Risk
for severe thunderstorms from portions of the Central
Appalachians through Mid-Atlantic and far southern New England.

GOES-E MDS Sector 2 will be centered over 31.4N/100.3W from 1200Z
to 21/1200Z in support of severe wx ops due to a Slight Risk for
severe thunderstorms across portions of West Texas.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0257Z WED MAY 20 2026

The 00Z NCEP model production suite continues to run on time with
8 Alaskan..24 Canadian..59 CONUS..15 Mexican..5 Caribbean..and 9
Pacific stations available for ingest into the 00Z GFS.

UPDATED 00Z GFS RAOB RECAP...
70414/SYA - No report for NAM/GFS
72206/JAX - No report for NAM/GFS
72210/TBW - No report for NAM..in for GFS
72388/VEF - No report for NAM/GFS
72645/GRB - No report for NAM/GFS
91348/PNI - No report for NAM..in for GFS
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
76458/MZT - Short to 500mb. Purged temp, moist 502 to 501
mb..super-adiabatic lapse rate.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0121Z WED MAY 20 2026

The 00Z NCEP model production has started and is
running on time.

00Z NAM RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72210/TBW - No report
72388/VEF - No report
72645/GRB - No report
91348/PNI - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
76458/MZT - Short to 500.0mb
76458/MZT - Purged temp, moist 502 to 501 mb..
            super-adiabatic lapse rate.

There were 8 Alaskan...24 Canadian...58 CONUS...15 Mexican...
5 Caribbean and 8 Pacific stations available for ingest.

Green/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1501Z TUE MAY 19 2026


The 12Z NCEP model production suite continues to run on time with
10 Alaskan, 24 Canadian, 38 CONUS, 14 Mexican, 8 Caribbean, and 9
Pacific stations available for ingest.

12Z GFS RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72265/MAF - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
70133/OTZ - 10159
70261/FAI - 10159
70308/SNP - 10159
72261/DRT - 10142
72274/TWC - 10159
72340/LZK - 10142
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72440/SGF - 10145
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78016/BDA - Missing TTBB


Renkevens/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1456Z TUE MAY 19 2026

...NLETS/EMWIN MAINTENANCE ON PDA SCHEDULED TODAY AT 1630Z...

There is planned maintenance of the NLETS/EMWIN services at 1630Z
today which may result in delayed output by 10 minutes.


Renkevens/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1333Z TUE MAY 19 2026

The 12Z NCEP model production suite has started and is running on
time with 10 Alaskan, 24 Canadian, 38 CONUS, 14 Mexican, 7
Caribbean, and 9 Pacific stations available for ingest.

12Z NAM RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72265/MAF - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
70133/OTZ - 10159
70261/FAI - 10159
70308/SNP - 10159
72261/DRT - 10142
72274/TWC - 10159
72340/LZK - 10142
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72440/SGF - 10145
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78016/BDA - Missing TTBB


Renkevens/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1256Z TUE MAY 19 2026

...FAILOVER OF IRIS APPLICATION SCHEDULED AT 1500Z THIS MORNING
05/19...

A site failover of the IRIS application from College Park to
Boulder will occur this morning, 19 May, at 1500 UTC.  Users can
expect up to a 30 minute outage during
the failover.


Renkevens/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1200Z TUE MAY 19 2026

Critical Weather Day (CWD) has ended for Severe Thunderstorm and
Fire Weather Operations as scheduled.

Please visit the CWD status page for more information:
https://www.nco.ncep.noaa.gov/status/cwd/


Renkevens/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0940Z TUE MAY 19 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is in effect through 12Z Tuesday, May 19th
in support of Severe Weather ops from the southern/central Plains
into the Upper Midwest and Fire Weather ops across portions of
the Southwest and Southern Plains. Otherwise, CWD is not
expected.

CRITICAL WEATHER OUTLOOK...
Tuesday - None.
Wednesday - None.
Thursday - None.


MDS STATUS...
GOES-E MDS Sector 1 will be centered over 32.3N/96.6W and Sector
2 will be centered over 36.5N/85.6W from 1200Z to 20/1200Z in
support of severe wx ops from parts of the southern Plains into
the Mid Mississippi Valley and Lower Great Lakes.

GOES-W MDS Sector 1 will be centered over 34.6N/106W from 1200Z
to 20/1200Z in support of elevated fire weather conditions across
parts of the Southwest and southern High Plains.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0300Z TUE MAY 19 2026

The 00Z NCEP model production suite continues to run on time with
8 Alaskan..24 Canadian..59 CONUS..12 Mexican..5 Caribbean..and 9
Pacific stations available for ingest into the 00Z GFS.

UPDATED 00Z GFS RAOB RECAP...
70414/SYA - No report for NAM/GFS
72206/JAX - No report for NAM/GFS
72388/VEF - No report for NAM/GFS
72645/GRB - No report for NAM/GFS
91348/PNI - No report for NAM..in for GFS
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72261/DRT - 10142
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159
91765/PPG - Short to 577mb..10159


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0123Z TUE MAY 19 2026

The 00Z NCEP model production has started and is
running on time.

00Z NAM RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72388/VEF - No report
72645/GRB - No report
91348/PNI - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72261/DRT - 10142
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159
91765/PPG - Short to 596.0mb.. 10159

There were 8 Alaskan...24 Canadian...59 CONUS...12 Mexican...
5 Caribbean and 8 Pacific stations available for ingest.

Green/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1938Z MON MAY 18 2026

MDS STATUS...
GOES-W MDS Sector 2 will be centered over 14.3S/170.8W from
19/0000Z to 20/0000Z in support of flash flood ops for
American Samoa.

Green/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1512Z MON MAY 18 2026

The 12Z NCEP model production suite continues to run on time with
10 Alaskan, 25 Canadian, 43 CONUS, 14 Mexican, 8 Caribbean, and 9
Pacific stations available for ingest.

12Z GFS RAOB RECAP...
70316/CDB - No report
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72261/DRT - No report for NAM, 10142 for GFS
72265/MAF - No report
72365/ABQ - No report
72476/GJT - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78016/BDA - Missing TTBB


Renkevens/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1330Z MON MAY 18 2026

The 12Z NCEP model production suite has started and is running on
time with 10 Alaskan, 25 Canadian, 43 CONUS, 14 Mexican, 8
Caribbean, and 9 Pacific stations available for ingest.

12Z NAM RAOB RECAP...
70316/CDB - No report
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72261/DRT - No report
72265/MAF - No report
72365/ABQ - No report
72476/GJT - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78016/BDA - Missing TTBB


Renkevens/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0945Z MON MAY 18 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is in effect through 12Z Tuesday, May 19th
in support of Severe Weather ops from the southern/central Plains
into the Upper Midwest and Fire Weather ops across portions of
the Southwest and Southern Plains. Otherwise, CWD is not expected.

CRITICAL WEATHER OUTLOOK...
Monday - Critical...Severe Thunderstorms, Wildfire.
Tuesday - None.
Wednesday - None.


MDS STATUS...
GOES-E MDS Sector 1 will be centered over 36.9N/98.1W and Sector
2 will be centered over 40.2N/87.8W from 1200Z to 19/1200Z in
support of severe wx across the southern/central Plains.

GOES-W MDS Sector 1 will be centered over 34.6N/105.9W from 1200Z
to 19/1200Z in support of extremely critical fire weather
conditions across parts of the Southwest and southern Plains.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0830Z MON MAY 18 2026

...DATAFLOW ISSUE WITH THE FAA RESOLVED...

FAA dataflow to the NWS was restored at 0743Z. The FAA determined
that unanticipated impacts from scheduled maintenance at FAA
facilities resulted in the loss of dataflow to the NWS beginning
at 0430Z.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0525Z MON MAY 18 2026

...NCO INVESTIGATING DATAFLOW ISSUE WITH THE FAA...

A dataflow issue with the FAA began around 0430Z, resulting in
missing 05Z METARs in NWS systems. The dataflow issue is ongoing
and NCO Teams are actively investigating.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0300Z MON MAY 18 2026

The 00Z NCEP model production suite continues to run on time with
7 Alaskan...24 Canadian...57 CONUS...13 Mexican...5 Caribbean and
9 Pacific stations available for ingest into the 00Z GFS.

UPDATED 00Z GFS RAOB RECAP...
70219/BET - No report for NAM/GFS
70316/CDB - No report for NAM..10140 for GFS
70326/AKN - No report for NAM/GFS
70414/SYA - No report for NAM/GFS
72206/JAX - No report for NAM/GFS
72215/FFC - No report for NAM..in for GFS
72261/DRT - No report for NAM/GFS
72388/VEF - No report for NAM/GFS
72645/GRB - No report for NAM/GFS
70133/OTZ - 10159
70200/OME - 10158
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0125Z MON MAY 18 2026

The 00Z NCEP model production suite is currently running on time
with 7 Alaskan...24 Canadian...56 CONUS...13 Mexican...5
Caribbean and 9 Pacific stations available for ingest into the
00Z NAM.

00Z NAM RAOB RECAP...
70219/BET - No report
70316/CDB - No report
70326/AKN - No report
70414/SYA - No report
72206/JAX - No report
72215/FFC - No report
72261/DRT - No report
72388/VEF - No report
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1527Z SUN MAY 17 2026

The 12Z GFS is running on time.

Handel/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1437Z SUN MAY 17 2026

The 12Z NCEP model production is running on time.

12Z NAM RAOB RECAP...
70316/CDB - No report
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72265/MAF - No report
72365/ABQ - No report
72476/GJT - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72662/UNR - No report
72764/BIS - No report
70133/OTZ - 10159
70308/SNP - 10159
72261/DRT - 10142
72274/TWC - 10159
72340/LZK - 10142
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78016/BDA - Missing TTBB

Handel/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0835Z SUN MAY 17 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is in effect from 12Z Sunday, May 17th
through 12Z Tuesday, May 19th in support of Severe Weather ops
from the Great Plains into the Upper Midwest and Fire Weather ops
across portions of the Southwest and Southern Plains. While not
currently expected, CWD potential is being monitored from 12Z
Tuesday, May 19th through 12Z Wednesday, May 20th due to
continuing Severe and Fire Weather threats.

CRITICAL WEATHER OUTLOOK...
Sunday - Critical...Severe Thunderstorms, Wildfire.
Monday - Critical...Severe Thunderstorms, Wildfire.
Tuesday - None.


MDS STATUS...
GOES-E MDS Sector 1 will be centered over 34.5N/103.6W and Sector
2 will be centered over 40.3N/97.1W from 1200Z to 18/1200Z in
support of severe wx across the Central Plains and critical to
extremely critical fire weather conditions for portions of the
Southwest to the Southern/Central High Plains.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0306Z SUN MAY 17 2026

The 00Z NCEP model production suite continues to run on time with
7 Alaskan..25 Canadian..57 CONUS..13 Mexican..5 Caribbean..and 9
Pacific stations available for ingest into the 00Z GFS.

UPDATED 00Z GFS RAOB RECAP...
70219/BET - No report for NAM/GFS
70316/CDB - No report for NAM.. 10140 for GFS
70326/AKN - No report for NAM.. 10140 for GFS
70414/SYA - No report for NAM/GFS
72206/JAX - No report for NAM/GFS
72363/AMA - No report for NAM/GFS
72645/GRB - No report for NAM/GFS
70133/OTZ - 10159
70200/OME - 10158
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72388/VEF - 10159
72562/LBF - 10145
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142


MDS STATUS...
GOES-W MDS Sector 2 will be centered over 14.3S/170.8W until
19/0000Z in support of flash flooding ops over American Samoa.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0124Z SUN MAY 17 2026

The 00Z NCEP model production suite is currently running on time.

00Z NAM RAOB RECAP...
70219/BET - No report
70316/CDB - No report
70326/AKN - No report
70414/SYA - No report
72206/JAX - No report
72363/AMA - No report
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72388/VEF - 10159
72562/LBF - 10145
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142


Churchill/SDM/NCO/NCEP





SENIOR DUTY METEOROLOGIST NWS ALERT ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
2005Z SAT MAY 16 2026


...CRITICAL WEATHER DAY DECLARED...

Critical Weather Day has been declared for...

* NWS Southern, Central Regions
- START: 1200Z Sun May 17 2026
- END: 1200Z Tue May 19 2026
- REASON: Severe thunderstorm ops from the Great Plains into the
Upper Midwest and wildfire ops across portions of the Southwest
and Southern Plains.

* NCEP and NCF are also participating in this CWD to ensure a
  reliable flow of weather data.

All scheduled software/hardware/network changes for the
impacted offices will be postponed until the CWD has ended.
Any emergency changes will be evaluated and approved by
regional management officials or their designees. NWS offices
should contact their regional offices for further questions
about this CWD.

Please visit the CWD status page for more information:
https://www.nco.ncep.noaa.gov/status/cwd/


Gerhardt/SDM/NCO/NCEP





SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1518Z SAT MAY 16 2026

The 12Z NCEP model production suite continues to run on time.
There were 11 Alaskan...23 Canadian...39 CONUS...13 Mexican...9
Caribbean and 9 Pacific stations available for ingest.

12Z UPDATED RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72235/JAN - No report for NAM; Available for GFS
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72340/LZK - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78016/BDA - Missing TTBB


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1336Z SAT MAY 16 2026

The 12Z NCEP model production suite is currently running on time.

12Z NAM RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72235/JAN - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72340/LZK - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72363/AMA - 10159
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78016/BDA - Missing TTBB


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0830Z SAT MAY 16 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is possible on Sunday and/or Monday in
support of Severe Weather ops from the Great Plains into the
Upper Midwest and Fire Weather ops across portions of the
Southwest and Southern Plains.

CRITICAL WEATHER OUTLOOK...
Saturday - None.
Sunday - Caution...Severe Thunderstorms, Wildfire.
Monday - Caution...Severe Thunderstorms, Wildfire.


MDS STATUS...
GOES-E MDS Sector 1 will be centered over 39N/98.7W and Sector 2
will be centered over 38.5N/85.9W from 1200Z to 17/1200Z in
support of severe wx from the central High Plains to the Midwest
and Ohio Valley.

GOES-W MDS Sector 1 will be centered over 34.7N/106.9W from 1200Z
to 17/1200Z in support of elevated to critical fire weather
conditions across portions of the Southwest and southern High
Plains.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0304Z SAT MAY 16 2026

The 00Z NCEP model production suite continues to run on time with
8 Alaskan..23 Canadian..58 CONUS..15 Mexican..5 Caribbean..and 9
Pacific stations available for ingest into the 00Z GFS.

UPDATED 00Z GFS RAOB RECAP...
70414/SYA - No report for NAM/GFS
72206/JAX - No report for NAM/GFS
72235/JAN - No report for NAM.. in for GFS
72388/VEF - No report for NAM/GFS
72645/GRB - No report for NAM/GFS
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0123Z SAT MAY 16 2026

The 00Z NCEP model production has started and is
running on time.

00Z NAM RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72235/JAN - No report
72388/VEF - No report
72645/GRB - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142

There were 8 Alaskan...23 Canadian...57 CONUS...15 Mexican...
5 Caribbean and 9 Pacific stations available for ingest.

Green/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1903Z FRI MAY 15 2026

MDS STATUS...
GOES-W Meso Sector 2 will be centered over 20.8N/157.3W until
16/1000Z to support excessive rainfall operations in Hawaii.


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1517Z FRI MAY 15 2026

The 12Z NCEP model production suite continues to run on time.
There were 11 Alaskan...25 Canadian...37 CONUS...13 Mexican...9
Caribbean and 9 Pacific stations available for ingest.

12Z UPDATED RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72261/DRT - 10142
72363/AMA - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
91376/MAJ - No report for NAM; Available for GFS
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
76743/VHA - 10142
72235/JAN - Short to 376mb for NAM; Full report for GFS
78016/BDA - Missing TTBB


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1333Z FRI MAY 15 2026

The 12Z NCEP model production suite is currently running on time.

12Z NAM RAOB RECAP...
70414/SYA - No report
72202/MFL - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72261/DRT - No report
72363/AMA - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
72764/BIS - No report
74455/DVN - No report
91376/MAJ - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72364/EPZ - 10159
72376/FGZ - 10159
72597/MFR - 10159
72672/RIW - 10159
72681/BOI - 10159
72776/TFX - 10159
72786/OTX - 10159
76743/VHA - 10142
72235/JAN - Short to 376mb.. 10141
78016/BDA - Missing TTBB


Gerhardt/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0855Z FRI MAY 15 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days. However,
conditions are being monitored for possible CWD in support of
severe weather ops across the Central Plains and into the Upper
Midwest on Sunday into Sunday night.

CRITICAL WEATHER OUTLOOK...
Friday - None.
Saturday - None.
Sunday - Caution...Severe Thunderstorms.


MDS STATUS...
GOES-E MDS Sector 1 will be centered over 34.7N/101.8W and Sector
2 will be centered over 40.7N/93.6W from 1200Z to 16/1200Z in
support of severe wx from the Midwest to the Central/Southern
Plains and critical fire weather conditions across the Southern
High Plains.

GOES-W MDS Sector 1 will be centered over 42.3N/106.7W from 1200Z
to 16/1200Z in support of elevated to critical fire weather
conditions across parts of the Northern/Central Plains.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0255Z FRI MAY 15 2026

...NWSTG SWITCHING DELAYS...
Queues have again built in the CPRK NWSTG. SPOT products
and some partner dataflows again may be delayed.

00Z NAM RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72261/DRT - No report for NAM.. 10159.
72388/VEF - No report
72645/GRB - No report
72764/BIS - No report
78526/SJU - No report for NAM.. in for GFS.
91413/YAP - No report for NAM.. in for GFS.
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78016/BDA - Missing TTBB

Green/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0122Z FRI MAY 15 2026

The 00Z NCEP model production has started and is
running on time.

00Z NAM RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72261/DRT - No report
72388/VEF - No report
72645/GRB - No report
72764/BIS - No report
78526/SJU - No report
91413/YAP - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78016/BDA - Missing TTBB

There were 8 Alaskan...25 Canadian...58 CONUS...15 Mexican...
5 Caribbean and 8 Pacific stations available for ingest.

Green/SDM/NCO/NCEP





SENIOR DUTY METEOROLOGIST NWS ALERT ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
2310Z THU MAY 14 2026

...RESOLVED - NWSTG SWITCHING DELAYS...

The NWSTG queue issue was resolved at around 2230Z and all
queues have drawn down. Dissemination of SPOT products has
resumed. All backlogged data has been processed and sent
to partner lines.

Green/SDM/NCO/NCEP






SENIOR DUTY METEOROLOGIST NWS ALERT ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
2139Z THU MAY 14 2026

...NWSTG SWITCHING DELAYS...

A queue buildup on the CPRK NWSTG is causing SPOT forecasts
and some partner dataflows to be delayed. NCO support is
investigating the issue and working to mitigate impacts.

Green/SDM/NCO/NCEP





SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE...CORRECTED
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1542Z THU MAY 14 2026

The 12Z GFS is running on time.

12Z UPDATED RAOB RECAP...
70261/FAI - No report for NAM...in for GFS
70414/SYA - No report
72202/MFL - No report
72210/TBW - No report for NAM...in for GFS
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72364/EPZ - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72493/OAK - No report for NAM...in for GFS
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72597/MFR - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
74455/DVN - No report
91376/MAJ - No report for NAM...in for GFS
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72363/AMA - 10159
72376/FGZ - 10159
72388/VEF - 10159
72672/RIW - 10159
72681/BOI - 10148
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159
71082/YLT - Short to 700 mb
78016/BDA - Missing TTBB

Handel/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1542Z THU MAY 14 2026

The 12Z GFS is running on time.

12Z UPDATED RAOB RECAP...
70261/FAI - No report for NAM...in for GFS
70414/SYA - No report
72202/MFL - No report
72210/TBW - No report for NAM...in for GFS
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72364/EPZ - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72493/OAK - No report
72558/OAX - No report for NAM...in for GFS
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72597/MFR - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
74455/DVN - No report
91376/MAJ - No report for NAM...in for GFS
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72363/AMA - 10159
72376/FGZ - 10159
72388/VEF - 10159
72672/RIW - 10159
72681/BOI - 10148
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159
71082/YLT - Short to 700 mb
78016/BDA - Missing TTBB

Handel/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1341Z THU MAY 14 2026

The 12Z NCEP model production is running on time.

12Z NAM RAOB RECAP...
70261/FAI - No report
70414/SYA - No report
72202/MFL - No report
72210/TBW - No report
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72364/EPZ - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72493/OAK - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72597/MFR - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
74455/DVN - No report
91376/MAJ - No report
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142
72363/AMA - 10159
72376/FGZ - 10159
72388/VEF - 10159
72672/RIW - 10159
72681/BOI - 10148
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
78970/POS - 10159
71082/YLT - Short to 700.0mb.. 10150
78016/BDA - Missing TTBB

Handel/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1209Z THU MAY 14 2026

MDS STATUS...
GOES-E MDS Sector 2 will be centered over 43.4N/99.7W until
15/1200Z in support of fire wx ops over the Northern and Central
Plains.

Handel/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0950Z THU MAY 14 2026

MDS STATUS...
GOES-E MDS Sector 1 will be centered over 36.2N/98.3W from 1200Z
to 15/1200Z in support of severe wx ops over KS.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0837Z THU MAY 14 2026

CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Thursday - None.
Friday - None.
Saturday - None.


Churchill/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0134Z THU MAY 14 2026

The 00Z NCEP model production suite has started and is running on
time with 7 Alaskan, 25 Canadian, 57 CONUS, 14 Mexican, 6
Caribbean, and 9 Pacific stations available for ingest.

00Z NAM RAOB RECAP...
70414/SYA - No report
72206/JAX - No report
72388/VEF - No report
72645/GRB - No report
72764/BIS - No report
70133/OTZ - 10159
70200/OME - 10158
70219/BET - 10159
70261/FAI - 10159
70308/SNP - 10159
70326/AKN - 10159
72274/TWC - 10159
72340/LZK - 10142
72662/UNR - 10142
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142
76526/ZAC - Purged temp, moist 431 to 397 mb.. spurious
temperatures
76595/CUN - Purged temp, moist at 597 mb.. wet bulb effect


Renkevens/SDM/NCO/NCEP





SENIOR DUTY METEOROLOGIST NWS ALERT ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1848Z WED MAY 13 2026

...INTERNET DEGRADATION IMPACTING EASTERN REGION OFFICES -
RESOLVED...

The earlier problem with internet degradation at Eastern
Region offices has been resolved.  A ticket has been
opened with the vendor to determine the RFO. 

If users experience further issues, please contact the SDM by
email at sdm@noaa.gov or in the nws-senior-duty-meteorologist
channel on NWSChat. We can also be reached by phone at
301-683-1500.


Kempisty/SDM/NCO/NCEP






SENIOR DUTY METEOROLOGIST NWS ALERT ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1625Z WED MAY 13 2026

...INTERNET DEGRADATION IMPACTING EASTERN REGION OFFICES...

NCO is currently investigating internet degradation
impacting Eastern Region offices.


Kempisty/SDM/NCO/NCEP





SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1516Z WED MAY 13 2026

12Z NCEP model production is running on time with 11 Alaskan...
26 Canadian...41 CONUS...14 Mexican...8 Caribbean...and 9
Pacific stations available for ingest.

12Z NAM/GFS RAOB RECAP...
70133/OTZ - 10159
70308/SNP - 10159
72274/TWC - 10159
72340/LZK - 10142...Ground equipment failure
72363/AMA - 10159
72376/FGZ - 10159
72672/RIW - 10159
72681/BOI - 10148...Ascent not authorized for this period
72776/TFX - 10159
72786/OTX - 10159
78384/GCM - 10142...Ground equipment failure
72317/GSO - Missing Parts TTAA/TTBB
78016/BDA - Missing Part TTBB
70414/SYA - No report
72202/MFL - No report
72235/JAN - No report for the NAM...Full report in for GFS
72240/LCH - No report
72248/SHV - No report
72251/CRP - No report
72364/EPZ - No report
72365/ABQ - No report
72451/DDC - No report
72456/TOP - No report
72476/GJT - No report
72558/OAX - No report
72562/LBF - No report
72572/SLC - No report
72582/LKN - No report
72597/MFR - No report
72645/GRB - No report
72659/ABR - No report
72662/UNR - No report
74455/DVN - No report

MDS STATUS...
GOES-E MDS Sector 2 will be centered over 41.8N/103.9W from
1327Z to 14/1200Z in support of fire wx ops in the High
Plains.


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
1017Z WED MAY 13 2026

MDS STATUS...
GOES-E MDS Sector 1 will be centered over 40.4N/78.4W from
1200Z to 14/1200Z in support of severe wx ops in the Upper
Ohio Valley to Central Appalachians.

GOES-E MDS Sector 2 will be centered over 42.5N/108.9W from
1200Z to 14/1200Z in support of severe wx ops from Montana
to eastern Idaho, western Wyoming, and northern Utah.


Kempisty/SDM/NCO/NCEP




SENIOR DUTY METEOROLOGIST NWS ADMINISTRATIVE MESSAGE
NWS NCEP CENTRAL OPERATIONS COLLEGE PARK MD
0859Z WED MAY 13 2026


CRITICAL WEATHER DAY STATUS...
Critical Weather Day is not expected in the next 3 days.

CRITICAL WEATHER OUTLOOK...
Wednesday - None.
Thursday - None.
Friday - None.




Ready/SDM/NCO/NCEP