Commercial Agriculture Automated Weather Station Network Daily Weather Report Station: Buchanan County Extension Center ( St. Joseph ) 8/31/2025 Max. Temp. = 76.2 deg. F Min. Temp. = 64.7 deg. F Avg. Temp. = 67.9 deg. F Max. Wind = 12.3 mi/hr Time of Max Wind = 1417 CST Avg. Wind = 2.0 mi/hr Max. RH = 95.8 % Time of Max. RH = 700 CST Min. RH = 72.8 % Time of Min. RH = 1400 CST Max. Bare Soil Temp. at 2 in. = 77.9 deg. F Time of Max. Bare Soil Temp. = 1500 CST Min. Bare Soil Temp. at 2 in. = 71.2 deg. F Time of Min. Bare Soil Temp. = 800 CST Max. Corn Residue Soil Temp. at 2 in. = 74.0 deg. F Time of Max. Corn Residue Soil Temp. = 1600 CST Min. Corn Residue Soil Temp. at 2 in. = 71.3 deg. F Time of Min. Corn Residue Soil Temp. = 900 CST Max. Soy Residue Soil Temp. at 2 in. = 76.1 deg. F Time of Max. Soy Residue Soil Temp. = 1500 CST Min. Soy Residue Soil Temp. at 2 in. = 71.1 deg. F Time of Min. Soy Residue Soil Temp. = 800 CST Avg. Vapor Press. = 2.1 mb Avg. Vapor Press. Def. = 0.3 mb Precip. = 0.16 in Radiation = 7.36 MJoules/sq. meter Potential Evapotranspiration = 0.06 inches Growing Degree Days (45 F) = 22.9 Growing Degree Days (50 F) = 17.9 Growing Degree Days (55 F) = 12.9 Growing Degree Days (60 F) = 7.9 Heating Degree Days (65 F) = 0.0 Cooling Degree Days (65 F) = 2.9 Maximum Livestock Heat Stress Index = 73 Definition of Categories... HTI < 75 ... No Stress HTI = 75 to 78 ... Alert HTI = 79 to 83 ... Dangerous HTI = > 83 ... Emergency