Commercial Agriculture Automated Weather Station Network
Daily Weather Report
Station:   Pemiscot County, Lee Farm (5 miles southeast of Portageville, MO)
5/18/2026

Max. Temp.  =  90.4 deg. F
Min. Temp.  =  74.5 deg. F
Avg. Temp.  =  81.3 deg. F

Max. Wind  =  30.6 mi/hr
Time of Max Wind  =  917 CST
Avg. Wind  =   8.8 mi/hr

Max. RH  =  77.0 %
Time of Max. RH  =  600 CST
Min. RH  =  46.3 %
Time of Min. RH  =  1400 CST

Max. Bare Soil Temp. at 2 in.  =  80.0 deg. F
Time of Max. Bare Soil Temp.  =  1500 CST
Min. Bare Soil Temp. at 2 in.  =  71.5 deg. F
Time of Min. Bare Soil Temp.  =  600 CST

Avg. Vapor Press.  =    2.2 mb
Avg. Vapor Press. Def.  =    1.5 mb

Precip.  =  0.00 in

Radiation = 16.19 MJoules/sq. meter

Potential Evapotranspiration  =  0.18 inches

Growing Degree Days (45 F) = 36.3
Growing Degree Days (50 F) = 31.3
Growing Degree Days (55 F) = 26.3
Growing Degree Days (60 F) = 21.3

Heating Degree Days (65 F) =  0.0

Cooling Degree Days (65 F) = 16.3

Maximum Livestock Heat Stress Index  =    82

Definition of Categories...
HTI < 75 ... No Stress
HTI = 75 to 78  ...  Alert
HTI = 79 to 83  ...  Dangerous
HTI = > 83  ...  Emergency

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