MADIS Surface Variables - National Mesonet Extended
Numeric
-------------------------------------------------------------------------------------
Code Name Units Max Notes Database
QC Level FSL AWIPS*
-------------------------------------------------------------------------------------
TD15M dewpoint temperature - 15m K 3 33 X
TD1HCHG 1 hour dewpoint temperature change K 1 1 X
RH15M relative humidity - 15m % 3 33 X
RH1HCHG 1 hour relative humidity change % 1 X
Q15M specific humidity - 15m kg/kg 3 33 X
Q1HCHG 1 hour specific humidity change kg/kg 1 1 X
DPD15M dewpoint depression - 15m K 3 33 X
DPD1HC 1 hour dewpoint depression change K 1 X
AH15M absolute humidity - 15m g/(m**3) 3 33 X
AH1HCHG 1 hour absolute humidity change g/(m**3) 1 1 X
ALTS15M altimeter - 15m Pa 3 33 X
AL1HCHG 1 hour altimeter change Pa 1 X
WVMR15M water vapor mixing ratio - 15m kg/kg 3 33 X
WVMR1HC 1 hour water vapor mixing ratio chng kg/kg 1 X
P15M station pressure - 15m Pa 3 33 X
T15M air temperature - 15m K 2 33 X
T1HCHG 1 hour temperature change K 1 X
TV15M virtual temperature - 15m K 2 33 X
TV1HCHG 1 hour virtual temperature change K 1 4 X
DD15M average wind direction - 15m deg 1 33 X
DDM15M wind direction mean vector - 15m deg 1 33 X
DDSD15M wind direction std dev - 15m deg 0 33 X
DDU15M mean unit vector wind dir - 15m deg 1 33 X
FF15M wind speed - 15m m/s 2 33 X
FFSD15M wind speed std dev - 15m m/s 0 33 X
U15M u mean unit vector wind comp - 15m m/s 3 33 X
USD15M u wind component std dev - 15m m/s 0 33 X
V15M v mean unit vector wind comp - 15m m/s 2 33 X
VSD15M v wind component std dev - 15m m/s 0 33 X
PCPMNTH accum. precip - month m 0 X
T24MIN 24 hour minimum temperature K 1 6 X
T24MAX 24 hour maximum temperature K 1 6 X
FF24MAX daily maximum wind speed m/s 2 X
NOBS15M number of observation - 15m X
ASBO15M avg seconds between obs in 15m pd X
Character
-------------------------------------------------------------------------------------
Code Name Character Notes Database
Size FSL AWIPS*
-------------------------------------------------------------------------------------
FOT15M first observation time in 15m period 9 28 X
LOT15M last observation time in 15m period 9 28 X X
Last updated 17 October 2017
