Okmulgee (OKMU)

  • Station Number: 73
  • Location: 3 miles SW of Morris
  • County: Okmulgee
  • Commissioned: 01/01/1994
  • Latitude: 35.582110° / 35° 34' 55" N
  • Longitude: -95.914730° / 95° 54' 53" W
  • Elevation: 205 meters above Mean Sea Level (673 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 Starting Temperature at 5 cm under Native Vegetation (ST05)
  • 229L Soil Moisture Starting Temperature at 25 cm under Native Vegetation (ST25)
  • Thermocouple Reference Temperature (TREF)

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

Maximum air temperature (°F) 114 08/03/2011
Minimum air temperature (°F) -17 02/16/2021
Maximum daily rainfall (in.) 8.55 08/19/2007
Maximum monthly rainfall (in.) 17.55 05/2015
Maximum annual rainfall (in.) 76.75 2015
Maximum wind speed (mph) 61.4 11/27/2005



Soil Characteristics

  Texture Class % Sand % Silt % Clay
5 cm depth Silt Loam 15.9 66.5 17.6
25 cm depth Silty Clay Loam 9.9 59.2 30.9
60 cm depth Silty Clay 5 53.4 41.6
75 cm depth Silty Clay Loam 3.6 60.1 36.3