Commercial Agriculture Automated Weather Station Network Daily Weather Report Station: Mississippi County (5 miles south of Charleston) 5/9/2025 Max. Temp. = 73.1 deg. F Min. Temp. = 55.7 deg. F Avg. Temp. = 63.2 deg. F Max. Wind = 17.8 mi/hr Time of Max Wind = 1214 CST Avg. Wind = 6.7 mi/hr Max. RH = 99.8 % Time of Max. RH = 100 CST Min. RH = 39.9 % Time of Min. RH = 1800 CST Max. Bare Soil Temp. at 2 in. = 76.5 deg. F Time of Max. Bare Soil Temp. = 1500 CST Min. Bare Soil Temp. at 2 in. = 58.2 deg. F Time of Min. Bare Soil Temp. = 500 CST Avg. Vapor Press. = 1.4 mb Avg. Vapor Press. Def. = 0.6 mb Precip. = 0.00 in Radiation = 17.43 MJoules/sq. meter Potential Evapotranspiration = 0.16 inches Growing Degree Days (45 F) = 18.2 Growing Degree Days (50 F) = 13.2 Growing Degree Days (55 F) = 8.2 Growing Degree Days (60 F) = 3.2 Heating Degree Days (65 F) = 1.8 Cooling Degree Days (65 F) = 0.0 Maximum Livestock Heat Stress Index = 70 Definition of Categories... HTI < 75 ... No Stress HTI = 75 to 78 ... Alert HTI = 79 to 83 ... Dangerous HTI = > 83 ... Emergency