Mnemonic |
Description |
Units |
Value |
STID |
Station ID |
CCITT IA5 |
civals (icstid) |
SLAT |
Station latitude |
Degrees |
rivals (irslat) |
SLON |
Station longitude |
Degrees |
rivals (irslon) |
SELV |
Station Elevation |
Meters |
rivals (irselv) |
TOST |
Type of Station |
WMO BUFR Code Table 002001 |
rivals (irtost) |
ITSO |
Indicator for Station Operation and for Present and Past Weather |
WMO Code Table 1860 |
rivals (iritso) |
YEAR |
Report year |
Year |
rivals (iryear) |
MNTH |
Report month |
Month |
rivals (irmnth) |
DAYS |
Report day |
Day |
rivals (irdays) |
HOUR |
Report hour |
Hour |
rivals (irhour) |
MINU |
Report minute |
Minute |
rivals (irminu) |
ISWS |
Indicator for Source and Units of Wind Speed |
WMO Code Table 1855 |
rivals (irisws) |
DRCT |
Wind direction |
Degrees true |
rivals (irdrct) |
SPED |
Wind speed |
Meters / Sec |
rivals (irsped) |
NSPW |
Number of Supplementary Wind Groups |
Numeric |
rivals (irnspw) |
SPWP |
Supplementary Wind Period |
Minutes |
rivals (irspwp(1..NSPW)) |
SPWS |
Supplementary Wind Speed |
Meters / Sec |
rivals (irspwt(1..NSPW)) |
SPWT |
Supplementary Wind Type Groups |
Code Table |
rivals (irspwt(1..NSPW)) |
PWYR |
Year of Peak Wind Observation |
Year |
rivals (irpwyr) |
PWMO |
Month of Peak Wind Observation |
Month |
rivals (irpwmo) |
PWDY |
Day of Month of Peak Wind Observation |
Day |
rivals (irpwdy) |
PWHR |
Hour of Peak Wind Observation |
Hour |
rivals (irpwhr) |
PWMN |
Minute of Hour of Peak Wind Observation |
Minute |
rivals (irpwmn) |
PWSP |
Peak Wind Speed |
Meters / Sec |
rivals (irpwsp) |
PWDR |
Peak Wind Direction |
Degrees True |
rivals (irpwdr) |
PRES |
Station Pressure |
Hectopascals |
rivals (irpres) |
PMSL |
Mean Sea Level Pressure |
Hectopascals |
rivals (irpmsl) |
CHPT |
Characteristic of 3-Hourly Pressure Tendency |
WMO Code Table 200 |
rivals (irchpt) |
3HPC |
3-Hourly Pressure Change |
Hectopascals |
rivals (ir3hpc) |
P03D |
appp 3-Hourly Pressure Change Group |
Numeric |
rivals (irp03d) |
ISOB |
Standard Isobaric Surface of the Geopotential |
WMO Code Table 0264 |
rivals (irisob) |
GEOP |
Geopotential of an agreed Standard Isobaric Surface |
Meters |
rivals (irgeop) |
24PC |
Amount of Surface Pressure Change in Last 24 Hours |
Hectopascals |
rivals (ir24pc) |
TMPC |
Temperature |
Degrees Celsius |
rivals (irtmpc) |
DWPC |
Dewpoint temperature |
Degrees Celsius |
rivals (irdwpc) |
RELH |
Relative humidity |
Percent |
rivals (irrelh) |
MSST |
Indicator for Sign and Type of Measurement of Sea surface temperature |
WMO Code Table 3850 |
rivals (irmsst) |
SSTC |
Sea surface temperature |
Degrees Celsius |
rivals (irsstc) |
STMWC |
Indicator for Sign and Type of Measurement of Wet Bulb Temperature |
WMO Code Table 3855 |
rivals (irstwc) |
TMWC |
Wet Bulb Temperature |
Degrees Celsius |
rivals (irtmwc) |
DTFV1 |
Time Period of Maximum Air Temperature |
Hours |
rivals (irdtv1) |
MXTM |
Maximum Air Temperature |
Degrees Celsius |
rivals (irmxtm) |
DTFV2 |
Time Period of Minimum Air Temperature |
Hours |
rivals (irdtv2) |
MITM |
Minimum Air Temperature |
Degrees Celsius |
rivals (irmitm) |
WWMO |
Present Weather Reported from a Manned Weather Station |
WMO Code Table 4677 |
rivals (irwwmo) |
WWMA |
Present Weather Reported from an Automatic Weather Station |
WMO Code Table 4680 |
rivals (irwwma) |
PWWM |
Past Weather 1 Reported from a Manned Weather Station |
WMO Code Table 4561 |
rivals (irpwwm) |
PWWA |
Past Weather 1 Reported from an Automatic Weather Station |
WMO Code Table 4531 |
rivals (irpwwa) |
PSW2 |
Past Weather 2 Reported from a Manned Weather Station |
WMO Code Table 4561 |
rivals (irpsw2) |
PAW2 |
Past Weather 2 Reported from an Automatic Weather Station |
WMO Code Table 4531 |
rivals (irpwa2) |
PWPD |
Period of the Past Weather |
Hours |
rivals (irpwpd) |
INPC |
Indicator for Inclusion or Omission of Precipitation Data |
WMO Code Table 1819 |
rivals (irinpc) |
NPCV |
Number of Precipitation Values |
Numeric |
rivals (irnpcv) |
PPRD |
Period of the Precipitation |
Hours |
rivals (irpprd(1..NPCV)) |
PAMT |
Precipitation Amount |
Millimeters |
rivals (irpamt(1..NPCV)) |
DHFS |
Time Period of Newly Fallen Fresh Snow |
Hours |
rivals (irdhfs) |
DOFS |
Depth of Fresh Snow |
Meters |
rivals (irdofs) |
SNCM |
Total Depth of Snow |
WMO Code Table 3889 |
rivals (irsncm) |
SGR1 |
State of the Ground Without Snow or Measurable Ice Cover |
WMO Code Table 0901 |
rivals (irsgr1) |
SGR2 |
State of the Ground With Snow or Measurable Ice Cover |
WMO Code Table 0975 |
rivals (irsgr2) |
WPER |
Period of the Waves Obtained by Instrumental Methods |
Seconds |
rivals (irwper) |
WHGT |
Height of the Waves Obtained by Instrumental Methods |
Meters |
rivals (irwhgt) |
POWW |
Period of the Wind Waves |
Seconds |
rivals (irpoww) |
HOWW |
Height of the Wind Waves |
Meters |
rivals (irpoww) |
NSWV |
Number of Sets of Swell Wave Groups |
Numeric |
rivals (irnswv) |
DOSW |
True Direction from which Swell Waves are Coming |
Degrees |
rivals (irdosw(1..NSWV)) |
POSW |
Period of Swell Waves |
Seconds |
rivals (irposw(1..NSWV)) |
HOSW |
Height of Swell Waves |
Meters |
rivals (irhosw(1..NSWV)) |
VSBK |
Horizontal Visibility |
Kilometers |
rivals (irvsbk) |
VRTM |
Vertical Visibility |
Meters |
rivals (irvrtm) |
CFRT |
Total Cloud Cover |
WMO Code Table 2700 |
rivals (ircfrt) |
NCLO |
Total Number of cloud layers Described in Sections 1 and 3 |
Numeric |
rivals (irnclo) |
VSSO |
Vertical Significance |
WMO BUFR Table 008002 |
rivals (irvsso(1..NCLO)) |
CLAM |
Cloud Amount |
WMO BUFR Table 020011 |
rivals (irclam(1..NCLO)) |
CLTP |
Genus of Cloud |
WMO BUFR Table 020012 |
rivals (ircltp(1..NCLO)) |
HOCB |
Height of Cloud Base |
Meters |
rivals (irhocb(1..NCLO)) |
CTDS |
Description of Top of Cloud Whose Base is Below Station |
WMO Code Table 0552 |
rivals (irctds(1..NCLO)) |
HOCT |
Altitude of Upper Surface of Clouds |
Meters |
rivals (irhoct(1..NCLO)) |
CSEC |
Report Section of Location of Cloud Data |
Numeric |
rivals (ircsec(1..NCLO)) |
CTTP |
City Air Temperature |
Degrees Celsius |
rivals (ircttp) |
CTMX |
City Maximum Air Temperature |
Degrees Kelvin |
rivals (irctmx) |
CTMN |
City Minimum Air Temperature |
Degrees Kelvin |
rivals (irctmn) |
CTP24 |
24-Hour City Precipitation Amount |
Millimeters |
rivals (ircp24) |
COIA |
Ice Accretion on Ships |
WMO Code Table 1751 |
rivals (ircoia) |
IDTH |
Thickness of Ice Accretion on Ships |
Meters |
rivals (iridth) |
ROIA |
Rate of Ice Accretion on Ships |
WMO Code Table 3551 |
rivals (irroia) |
HBLCS |
Height of base of lowest cloud |
WMO Code Table 1600 |
rivals (irhblc) |
MRSQ |
Marsden square where mobile station located |
WMO Code Table 2590 |
rivals (irmrsq) |
QCEVR |
Mobile station indicator for units of elevation |
WMO Code Table 1845 |
rivals (irqcvr) |