NCEP
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NCEP distributes output from the Rapid Refresh (RAP) model on pressure levels on a 13km output grid. This data is being disseminated via NOAAPORT and the SBN with the following WMO headers:
T1T2A1A2ii
CCCC
where:
CCCC = KWBG
T1= L (GRIB2 Products)
T2= |
H - Height |
U - U component of wind/storm motion |
|
T - Temperature |
V - V component of wind/storm montion |
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R - Relative Humidity |
O - Vertical velocity |
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P - Pressure |
W - CAPE |
|
Y - CIN |
Z - Helicity |
|
Q - Lifted Indices |
F - Precipitable Water |
|
E - Total Precipitation |
G - Convective Precipitation |
|
M - Categorical Parameters |
S - Snow Products |
|
J - Precipitation rate |
N - Wind Gust |
|
K - Visibility |
H - PBL height |
A1= D (NCEP grid 130 - 13 km CONUS)
A2= |
A - 00 hour forecast |
B - 01 hour forecast |
|
C - 02 hour forecast |
D - 03 hour forecast |
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E - 04 hour forecast |
F - 05 hour forecast |
|
G - 06 hour forecast |
H - 07 hour forecast |
|
I - 08 hour forecast |
J - 09 hour forecast |
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K - 10 hour forecast |
L - 11 hour forecast |
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M - 12 hour forecast |
Z - 13 hour forecast |
|
Z - 14 hour forecast |
Z - 15 hour forecast |
|
Z - 16 hour forecast |
Z - 17 hour forecast |
|
N - 18 hour forecast |
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ii= |
99 - 1000 mb |
62 - 625 mb |
|
98 - Surface |
60 - 600 mb |
|
97 - Tropopause |
57 - 575 mb |
|
96 - Max Wind Level |
55 - 550 mb |
|
95 - 950 mb |
52 - 525 mb |
|
93 - 975 mb |
50 - 500 mb |
|
92 - 925 mb |
47 - 475 mb |
|
91 - 875 mb |
45 - 450 mb |
|
90 - 900 mb |
42 - 425 mb |
|
89 - Sea level |
40 - 400 mb |
|
86 - Boundary layer level |
37 - 375 mb |
|
85 - 850 mb |
35 - 350 mb |
|
82 - 825 mb |
32 - 325 mb |
|
80 - 800 mb |
30 - 300 mb |
|
77 - 775 mb |
27 - 275 mb |
|
75 - 750 mb |
25 - 250 mb |
|
74 - Cloud top level |
22 - 225 mb |
|
73 - Cloud base level |
20 - 200 mb |
|
72 - 725 mb |
17 - 175 mb |
|
70 - 700 mb |
15 - 150 mb |
|
67 - 675 mb |
12 - 125 mb |
|
65 - 650 mb |
10 - 100 mb |
|
00 - Entire atmopshere |
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