YAXIS = left/right/increment / labelfrq;gridfreq;tickfrq
VARB  LVL    BIAS                     RMSE-THREAT      OBSDAT  unitlbl
VWND  SFC   "-3/3/1.0/1;1;;"        "0/10/1.0/1;1;1;"  ONLYSF   m
VWND  UPA   "-6/6/2.0/1;2;;"        "0/20/2./1;4;;"    ADPUPA   m
 T    SFC   "-5/5/0.5/1;4;;"        "0/5/0.5/1;4;;"    ONLYSF   deg-C
 T    UPA   "-10/10/0.5/1;4;;"        "0/10/1.0/1;4;;"    ADPUPA   deg-C
RH    SFC   "-10/40/5.0/1;4;;"      "10/40/5/1;4;;"    ONLYSF   %
RH    UPA   "-10/40/5.0/1;4;;"      "10/40/5/1;4;;"    ADPUPA   %
SLP   SFC   "-6/6/0.5/1;4;;"        "0/6/0.5/1;4;;"    ONLYSF   mb
Z     UPA   "-20/75/5.0/1;4;;"     "10/75/5./1;4;;"    ADPUPA   m
TCLD  SFC   "-30/30/5./1;2;;"      "30/70/10./1;2;;"   ONLYSF   %
TCLD  FHO   "0/2/0.25/1;2;;"       "0/.4/0.1/1;1;;"    ONLYSF   %   
APCP  FHO   "0/2/0.25/1;2;;"       "0/.7/0.1/1;4;;"    MCP      inches
OZON  SFC   "-5/25/05/1;;;"        "5/25/5/1;1;1;"     AIRNOW   PPB
OZMX  SFC   "-5/15/05/1;1;;"      "5/25/5/1;1;1;"      AIRNOW   PPB
OZMX  FHO   "0/5/0.50/1;2;;"       "0/.5/0.1/1;4;;"    AIRNOW   PPB   
PM25  SFC   "-15/15/05/1;1;;"      "0/15/5/1;1;5;"     AIRNOW   ug-m3
RIPBL P1000 "-200/200/50/2;2;;"    "200/1000/50/2;2;2;" AIRCAR  m
TKEPBL P1000 ""                     ""                 ADPUPA   m
PBL P1000 ""                     ""                    AIRCAR   m
SMOKE H5000 ""                     ""                  NESDIS/255 ug-m3
SMOKE H5000 ""                     ""                  NESDIS/148 AOD