AZMET Hourly Weather Data : PRESCOTT : Feb 8 2012 HR AT TD RH VPD SR PPT ST4 ST20 WS WSX WVM WVD 1 39.4 18.9 43.2 0.5 0.0 0.00 42.8 45.3 1.8 4.9 1.3 233 2 38.8 19.9 46.1 0.4 0.0 0.00 42.4 45.3 1.3 5.6 0.7 193 3 37.2 21.4 52.2 0.4 0.0 0.00 42.1 45.3 0.4 2.0 0.2 164 4 37.0 22.3 54.9 0.3 0.0 0.00 41.7 45.3 0.9 2.7 0.2 224 5 37.0 21.7 53.5 0.3 0.0 0.00 41.5 45.3 0.7 3.4 0.4 229 6 36.7 22.5 56.0 0.3 0.0 0.00 41.4 45.3 0.7 2.7 0.2 277 7 36.1 23.0 58.8 0.3 0.0 0.00 41.0 45.3 0.4 2.2 0.4 184 8 37.2 23.2 56.6 0.3 0.2 0.00 40.8 45.3 0.9 3.8 0.7 265 9 38.8 23.4 53.3 0.4 4.3 0.00 40.6 45.5 1.6 4.3 1.6 285 10 42.3 21.6 43.2 0.5 16.0 0.00 40.8 45.5 2.0 4.7 1.8 305 11 46.8 21.4 36.3 0.7 30.6 0.00 41.4 45.5 2.9 6.7 2.7 360 12 54.7 23.7 29.8 1.0 53.3 0.00 42.4 45.5 4.9 10.5 3.6 67 13 57.6 24.4 27.6 1.2 53.5 0.00 44.4 45.5 4.5 10.7 4.0 100 14 57.9 24.6 27.6 1.2 38.9 0.00 46.2 45.5 3.4 9.4 2.9 86 15 57.4 24.6 28.1 1.1 25.8 0.00 47.7 45.5 2.7 6.5 1.8 128 16 57.6 24.8 28.1 1.2 14.6 0.00 48.6 45.5 1.8 4.9 0.9 156 17 57.0 25.2 28.9 1.1 11.7 0.00 49.1 45.5 2.0 5.6 1.3 163 18 54.7 25.5 32.1 1.0 3.8 0.00 49.1 45.5 2.0 5.6 1.1 158 19 52.0 24.8 34.5 0.9 0.0 0.00 48.7 45.5 4.0 7.4 3.8 240 20 50.9 25.2 36.2 0.8 0.0 0.00 48.2 45.5 2.7 6.5 2.7 227 21 48.7 25.7 40.5 0.7 0.0 0.00 47.7 45.5 1.1 3.4 0.7 202 22 43.7 25.2 47.8 0.5 0.0 0.00 47.1 45.5 0.7 4.3 0.0 284 23 40.1 25.5 56.0 0.4 0.0 0.00 46.4 45.5 1.6 8.3 1.1 185 24 38.3 25.0 58.1 0.3 0.0 0.00 45.5 45.5 2.9 9.2 2.5 186 AZMET Daily Weather Data : PRESCOTT : Feb 8 2012 MAX. MIN. MEAN TOTAL UNITS TEMPERATURE 59.2 35.6 45.7 DegF RELATIVE HUMIDITY 63.0 25.8 42.9 % DEWPOINT 23.5 DegF ACTUAL VAPOR PRESS. 0.4 KPas VAPOR PRESS. DEF. 0.7 KPas SOIL TEMP. 4 in 49.1 40.6 44.4 DegF SOIL TEMP. 20 in 45.5 45.3 45.5 DegF WIND SPEED 10.7 2.0 MPH WIND VECTOR MAG. 0.4 MPH WIND VECTOR DIR. 174 Degrees SOLAR RADIATION 252.8 Langleys PRECIPITATION 0.00 Inches AZMET REF. EVAPOTRANSPIRATION 0.07 Inches STD. REF. EVAPOTRANSPIRATION 0.07 Inches HEAT UNITS 86/55F 86/50F 86/45F ---------- DAY CUM DAY CUM DAY CUM SINE CURVE 0.7 29 2.5 70 5.0 137 DEFINITIONS AND UNITS AT : Air Temp (DegF) ST4 : Soil Temp 4in (DegF) TD : Dewpoint (DegF) ST20 : Soil Temp 20in (DegF) RH : Rel Humidity (%) WS : Mean Wind Speed (MPH) VPD : Vapor Pressure Deficit(KPas) WSX : Max Wind Speed (MPH) SR : Solar Rad (Langleys) WVM : Wind Vector Magnitude (MPH) PPT : Precipitation (Inches) WVD : Wind Vector Direction (Degrees) DAY : Heat Units for Day ## or 999 : Missing Data CUM : Heat Units Accumulated Since Jan 1, 2012 *** NOTE : Soil Temps measured under grass ***