Commercial Agriculture Automated Weather Station Network
Daily Weather Report
Station:   Dunklin County, Rhodes Memorial Research Farm 
            (1.5 miles north of Clarkton, MO)
4/9/2026

Max. Temp.  =  77.5 deg. F
Min. Temp.  =  48.5 deg. F
Avg. Temp.  =  63.7 deg. F

Max. Wind  =  23.9 mi/hr
Time of Max Wind  =  940 CST
Avg. Wind  =   6.9 mi/hr

Max. RH  =  83.5 %
Time of Max. RH  =  400 CST
Min. RH  =  33.8 %
Time of Min. RH  =  1700 CST

Max. Bare Soil Temp. at 2 in.  =  60.5 deg. F
Time of Max. Bare Soil Temp.  =  1600 CST
Min. Bare Soil Temp. at 2 in.  =  53.7 deg. F
Time of Min. Bare Soil Temp.  =  700 CST

Avg. Vapor Press.  =    1.1 mb
Avg. Vapor Press. Def.  =    1.0 mb

Precip.  =  0.00 in

Radiation = 23.37 MJoules/sq. meter

Potential Evapotranspiration  =  0.22 inches

Growing Degree Days (45 F) = 18.7
Growing Degree Days (50 F) = 13.7
Growing Degree Days (55 F) =  8.7
Growing Degree Days (60 F) =  3.7

Heating Degree Days (65 F) =  1.3

Cooling Degree Days (65 F) =  0.0

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

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