Commercial Agriculture Automated Weather Station Network Daily Weather Report Station: Boone County, Sanborn Field (University of Missouri-Columbia) 4/23/2025 Max. Temp. = 79.3 deg. F Min. Temp. = 57.8 deg. F Avg. Temp. = 68.8 deg. F Max. Wind = 14.7 mi/hr Time of Max Wind = 1225 CST Avg. Wind = 3.7 mi/hr Max. RH = 64.2 % Time of Max. RH = 600 CST Min. RH = 28.0 % Time of Min. RH = 1800 CST Max. Bare Soil Temp. at 2 in. = 69.2 deg. F Time of Max. Bare Soil Temp. = 1600 CST Min. Bare Soil Temp. at 2 in. = 57.6 deg. F Time of Min. Bare Soil Temp. = 700 CST Max. Bare Soil Temp. at 4 in. = 65.8 deg. F Time of Max. Bare Soil Temp. at 4 in. = 1700 CST Min. Bare Soil Temp. at 4 in. = 58.3 deg. F Time of Min. Bare Soil Temp. at 4 in. = 800 CST Avg. Vapor Press. = 1.0 mb Avg. Vapor Press. Def. = 1.4 mb Precip. = 0.00 in Radiation = 19.94 MJoules/sq. meter Potential Evapotranspiration = 0.17 inches Growing Degree Days (45 F) = 23.8 Growing Degree Days (50 F) = 18.8 Growing Degree Days (55 F) = 13.8 Growing Degree Days (60 F) = 8.8 Heating Degree Days (65 F) = 0.0 Cooling Degree Days (65 F) = 3.8 Maximum Livestock Heat Stress Index = 75 Definition of Categories... HTI < 75 ... No Stress HTI = 75 to 78 ... Alert HTI = 79 to 83 ... Dangerous HTI = > 83 ... Emergency