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  MADIS Surface Variables

MADIS Surface Variables - 1-minute ASOS



Numeric

-------------------------------------------------------------------------------------
Code       Name                                Units      Max    Notes     Database
                                                       QC Level          FSL    AWIPS*
-------------------------------------------------------------------------------------
TD        dewpoint temperature                 K            3    1,6      X        
RH        relative humidity                    %            3    1,6      X        
Q         specific humidity                    kg/kg        3    1,6      X        
DPD       dewpoint depression                  K            3    1,6      X        
AH        absolute humidity                    g/(m**3)     3    1,6      X        
ALTSE     altimeter                            Pa           3    2        X        
DENSALT   density altitude                     m            0             X
WVMR      water vapor mixing ratio             kg/kg        3    1,6      X        
P         station pressure                     Pa           3    2        X        
T         air temperature                      K            3    4        X        
TV        virtual temperature                  K            3    4,6      X        
DD        wind direction                       deg          3    5        X        
FF        wind speed                           m/s          3    5        X        
U         u wind component                     m/s          3    5        X        
V         v wind component                     m/s          3    5        X        
VIS       visibility                           m            1             X        
ELEV      elevation                            m            0             X        
LAT       latitude                             deg N        0             X        
LON       longitude                            deg E        0             X        
PLATTYP   data platform type                   code         0    6        X
PCP1H     accumulated precip - 1h              m            1    7,6      X        
PCPRATE   precipitation rate                   kg/(m**2)/s  1    7        X        
SKYCVLB   sky cover layer base                 m            0    10       X        
FFGUST    wind gust                            m/s          2    6        X        
RVRID     runway ID                            deg          0    23       X
RVRLOC    location of RVR runway                                 23       X
RVRTYPE   runway visual range distance type                      23       X
RVRVR     runway visual range distance         m            0    23       X
ALERT1    alert data 1                                           24       X
ALERT2    alert data 2                                           24       X
ARMKST    automated remarks status                               34       X
DDSS      wind direction sensor status                           35       X
FFSS      wind speed sensor status                               35       X
FRZRSS    freezing rain sensor status                            35       X
PCPASS    precip accumulation sensor status                      35       X
PCPTSS    precip occurrence and type sensor status               35       X
PSS       pressure sensor status                                 35       X
RVRSS     runway visual range sensor status                      35       X
SCLBSS    sky cover layer base sensor status                     35       X
TDSS      dewpoint sensor status                                 35       X
TSS       temperature sensor status                              35       X
VISSS     visibility sensor status                               35       X
OPSTAT    operating status                                       36       X
PARACT    parameter activation status                            37       X


Character

-------------------------------------------------------------------------------------
Code       Name                                Character         Notes     Database
                                               Size                      FSL    AWIPS
-------------------------------------------------------------------------------------
PRESWEA   present weather                      25                20       X        
SKYCOV    sky cover                            3x8               10       X        
STALOC    station location                     51                21       X       
AUTORMK   automated remarks                    80                34       X
OPERRMK   operator remarks                     80                34       X


*The 1-minute ASOS dataset is only available with the FSL database.

Last updated 5 October 2016