Norman (NRMN)

  • Station Number: 121
  • Location: 2.1 miles NW of Norman
  • County: Cleveland
  • Commissioned: 06/30/2002
  • Latitude: 35.236110° / 35° 14' 9" N
  • Longitude: -97.464880° / 97° 27' 53" W
  • Elevation: 357 meters above Mean Sea Level (1,171 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 (FT05)
  • 229L Soil Moisture Final Temperature at 25 cm (FT25)
  • 229L Soil Moisture Final Temperature at 60 cm (FT60)
  • 229L Soil Moisture Starting Temperature at 5 cm (ST05)
  • 229L Soil Moisture Starting Temperature at 25 cm (ST25)
  • 229L Soil Moisture Starting Temperature at 60 cm (ST60)
  • Thermocouple Reference Temperature (TREF)

Site Extremes Site Extremes since commissioning on 06/30/2002

Maximum air temperature (°F) 111 08/01/2012
Minimum air temperature (°F) -4 02/10/2011
Maximum daily rainfall (in.) 4.97 08/19/2007
Maximum monthly rainfall (in.) 23.39 05/2015
Maximum annual rainfall (in.) 61.27 2015
Maximum wind speed (mph) 79.1 07/30/2003



Soil Characteristics

  Texture Class % Sand % Silt % Clay
5 cm depth Silty clay 8.3 49 42.7
25 cm depth Silty clay loam 17.7 48.4 33.9
60 cm depth Silty clay 12.5 41.5 46
75 cm depth Clay 17 39.6 43.4