Ninnekah (NINN)

  • Station Number: 109
  • Location: 2 miles NNW of Ninnekah
  • County: Grady
  • Commissioned: 01/01/1994
  • Latitude: 34.967740° / 34° 58' 3" N
  • Longitude: -97.952020° / 97° 57' 7" W
  • Elevation: 356 meters above Mean Sea Level (1,168 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 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 Starting Temperature at 5 cm (ST05)
  • Thermocouple Reference Temperature (TREF)

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

Maximum air temperature (°F) 112 08/01/2012
Minimum air temperature (°F) -6 01/07/2017
Maximum daily rainfall (in.) 5.74 05/23/2015
Maximum monthly rainfall (in.) 18.58 05/2015
Maximum annual rainfall (in.) 55.08 2015
Maximum wind speed (mph) 74.5 05/30/2012



Soil Characteristics

  Texture Class % Sand % Silt % Clay
5 cm depth Loam 43.8 36.6 19.6
25 cm depth Loam 43.9 34 22.1
60 cm depth Clay loam 29.1 33.6 37.4
75 cm depth Clay loam 33.4 31.1 35.6