Weather Parameters

Air Temperature Measured at 6.5 feet above ground
Solar Radiation Global incoming radiation
Soil Temperature Measured at 2 and 4 inches below ground
Wind Measured at 6.5 and 32.8 feet above ground
Relative Humidity Measured at 6.5 feet above ground
Growing Degrees Corn
Calculated using base of 50 °F
( Tmin < 50 = 50 °F ) & ( Tmax > 86 = 86 °F )
Growing Degrees Sorghum
Calculated using base of 50 °F
( Tmin < 50 = 50 °F ) & ( Tmax > 100 = 100 °F )
Cooling Degrees
Tavg - 65 °F
( CDD < 0 = 0 )
Heating Degrees
65 °F - Tavg
( HDD < 0 = 0 )
Evapotranspiration ASCE — Evapotranspiration
Dewpoint NOAA — Dewpoint
Heat Index NOAA — Heat Index
Wind Chill NOAA — Wind Chill