Mnemonic |
Description |
Units |
Value |
SLAT |
Latitude |
Degrees |
rivals (irslat) |
SLON |
Longitude |
Degrees |
rivals (irslon) |
DRCT |
Wind direction |
Degrees true |
rivals (irdrct) |
SKNT |
Wind speed |
Knots |
rivals (irsknt) |
TMPC |
Temperature |
Degrees Celsius |
rivals (irtmpc) |
DWPC |
Dewpoint temperature |
Degrees Celsius |
rivals (irdwpc) |
RELH |
Relative humidity |
Percent |
rivals (irrelh) |
SSTC |
Sea surface temperature |
Degrees Celsius |
rivals (irsstc) |
PMSL |
Mean sea level pressure |
Millibars |
rivals (irpmsl) |
FLVL |
Flight level |
Feet |
rivals (irflvl) |
PSAL |
Pressure altitude |
Feet |
rivals (irpsal) |
POAF |
Phase of aircraft flight |
WMO BUFR Table 008004 |
rivals (irpoaf) |
ACNS |
Aircraft navigation system |
WMO Code Table 3866 |
rivals (iracns) |
TADR |
Aircraft data relay system |
WMO Code Table 3867 |
rivals (irtadr) |
PCAT |
Precision of aircraft temperature |
WMO Code Table 3868 |
rivals (irpcat) |
MDEVG |
Maximum derived equivalent vertical gust speed |
Meters/second |
rivals (irmdvg) |
DAYW |
Day of the week |
WMO Code Table 4900 |
rivals (irdayw) |
VSBY |
Visibility |
Miles |
rivals (irvsby) |
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) |
WDIR1 |
Surface wind direction |
Degrees true |
rivals (irwdr1) |
WSKT1 |
Surface wind speed |
Knots |
rivals (irwsk1) |
VSIG |
Vertical sounding significance |
WMO BUFR Table 008001 |
rivals (irvsig) |
PRES |
Pressure |
Millibars |
rivals (irpres) |
HGTM |
Height |
Meters |
rivals (irhgtm) |
NTRB |
Number of turbulence levels |
Numeric |
rivals (irntrb) |
DGOT |
Degree of turbulence |
Code Table |
rivals (irdgot(1..NTRB)) |
FQOT |
Frequency of turbulence |
Code Table |
rivals (irfqot(1..NTRB)) |
TPOT |
Type of turbulence |
Code Table |
rivals (irtpot(1..NTRB)) |
HBOT |
Height of base of turbulence |
Feet |
rivals (irhbot(1..NTRB)) |
HTOT |
Height of top of turbulence |
Feet |
rivals (irhtot(1..NTRB)) |
NICG |
Number of icing levels |
Numeric |
rivals (irnicg) |
AFIC |
Airframe icing |
Code Table |
rivals (irafic(1..NICG)) |
TPOI |
Type of icing |
Code Table |
rivals (irtpoi(1..NICG)) |
HBOI |
Height of base of icing |
Feet |
rivals (irhboi(1..NICG)) |
HTOI |
Height of top of icing |
Feet |
rivals (irhtoi(1..NICG)) |
NPWX |
Number of present weather levels |
Numeric |
rivals (irnpwx) |
WCOD |
Weather code |
CCITT IA5 |
civals (icwcod(1..NPWX)) |
HBWX |
Height of base of weather |
Feet |
rivals (irhbwx(1..NPWX)) |
HTWX |
Height of top of weather |
Feet |
rivals (irhtwx(1..NPWX)) |
NCLD |
Number of cloud levels |
Numeric |
rivals (irncld) |
CLAM |
Cloud amount |
WMO BUFR Table 020011 |
rivals (irclam(1..NCLD)) |
CLTP |
Cloud type |
WMO BUFR Table 020012 |
rivals (ircltp(1..NCLD)) |
HCBF |
Height of cloud base |
Feet |
rivals (irhcbf(1..NCLD)) |
HCTF |
Height of cloud top |
Feet |
rivals (irhctf(1..NCLD)) |
ACID |
Aircraft identifier |
CCITT IA5 |
civals (icacid) |
ACTP |
Aircraft type |
CCITT IA5 |
civals (icactp) |
RPID |
RECCO identifier |
CCITT IA5 |
civals (icrpid) |
RSID |
PIREP reporting station identifier |
CCITT IA5 |
civals (icrsid) |