Madill (MADI)

  • Station Number: 57
  • Location: 4.5 miles NNW of Lebanon
  • County: Marshall
  • Commissioned: 01/01/1994
  • Latitude: 34.035790° / 34° 2' 8" N
  • Longitude: -96.943940° / 96° 56' 38" W
  • Elevation: 232 meters above Mean Sea Level (761 feet )

Variables Measured Every 5 Minutes

  • Station Battery Voltage (BATV)
  • Barometric Pressure at 0.75 m (PRES)
  • Rain since midnight UTC at 0.6m (RAIN)
  • Relative Humidity at 1.5 m (RELH)
  • Solar Radiation (SRAD)
  • Air Temperature at 9 m (TA9M)
  • Air Temperature at 1.5 m (TAIR)
  • Supplemental Air Temperature (TSLO)
  • Wind Direction at 10 m (WDIR)
  • Wind Direction Standard Deviation at 10 m (WDSD)
  • Maximum Wind Speed at 10 m (WMAX)
  • Maximum Wind Speed at 2 m (WMX2)
  • Wind Speed at 2 m (WS2M)
  • Wind Speed at 10 m (WSPD)
  • Wind Speed Standard Deviation at 10 m (WSSD)
  • Vector Wind Speed at 10 m (WVEC)

Variables Measured Every 15 Minutes

  • Soil Temperature at 10 cm under Bare Soil (TB10)
  • Soil Temperature at 5 cm under Native Vegetation (TS05)
  • Soil Temperature at 10 cm under Native Vegetation (TS10)

Variables Measured Every 30 Minutes

  • 229L Soil Moisture Final Temperature at 5 cm under Native Vegetation (FT05)
  • 229L Soil Moisture Final Temperature at 25 cm under Native Vegetation (FT25)
  • 229L Soil Moisture Final Temperature at 60 cm under Native Vegetation (FT60)
  • 229L Soil Moisture Starting Temperature at 5 cm under Native Vegetation (ST05)
  • 229L Soil Moisture Starting Temperature at 25 cm under Native Vegetation (ST25)
  • 229L Soil Moisture Starting Temperature at 60 cm under Native Vegetation (ST60)
  • Thermocouple Reference Temperature (TREF)

Site Extremes Site Extremes since commissioning on 01/01/1994

Maximum air temperature (°F) 112 08/03/2011
Minimum air temperature (°F) -11 02/16/2021
Maximum daily rainfall (in.) 7.07 04/29/2009
Maximum monthly rainfall (in.) 23.25 05/2015
Maximum annual rainfall (in.) 77.79 2015
Maximum wind speed (mph) 70.3 05/15/2022



Soil Characteristics

  Texture Class % Sand % Silt % Clay
5 cm depth Sandy Loam 57.5 37.5 5
25 cm depth Sandy Loam 56.2 37.5 6.3
60 cm depth Loam 48.4 30.2 21.4
75 cm depth Loam 33.5 45.2 21.3