AZMET Hourly Weather Data : YUMA VALLEY : Sep 6 2008 HR AT TD RH VPD SR PPT ST4 ST20 WS WSX WVM WVD 1 87.6 50.9 28.6 3.2 0.0 0.00 98.4 92.3 1.6 8.9 0.2 181 2 93.7 47.7 20.8 4.3 0.0 0.00 97.0 92.5 8.3 14.1 8.3 310 3 93.2 47.1 20.7 4.2 0.0 0.00 96.3 92.5 6.0 12.1 3.6 332 4 91.8 47.8 22.2 4.0 0.0 0.00 95.4 92.5 4.3 8.5 4.0 334 5 85.8 51.4 31.1 2.9 0.0 0.00 94.6 92.7 3.6 6.3 1.6 38 6 80.8 51.6 36.5 2.3 0.0 0.00 93.7 92.7 1.6 3.4 0.2 191 7 78.3 57.0 48.2 1.7 2.4 0.00 92.7 92.7 2.2 4.3 2.0 31 8 85.6 54.3 34.5 2.8 16.0 0.00 91.8 92.7 2.0 6.7 1.3 9 9 91.4 54.3 28.8 3.6 33.5 0.00 91.8 92.7 1.8 5.6 1.1 137 10 95.5 56.8 27.7 4.1 49.9 0.00 92.7 92.7 3.1 6.7 2.9 118 11 102.2 50.2 17.7 5.8 63.3 0.00 94.6 92.7 3.1 7.4 2.7 65 12 106.9 45.7 13.0 7.0 70.9 0.00 97.3 92.7 3.6 9.4 2.0 313 13 109.4 43.9 11.3 7.7 74.5 0.00 100.4 92.7 4.3 9.8 2.9 322 14 111.0 42.4 10.2 8.1 72.6 0.00 103.1 92.7 5.4 13.6 4.3 256 15 111.2 41.5 9.7 8.2 65.5 0.00 105.6 92.5 3.8 13.0 2.0 75 16 111.9 41.0 9.4 8.4 53.8 0.00 106.7 92.5 7.4 23.0 4.0 239 17 111.6 40.5 9.3 8.4 37.8 0.00 107.4 92.3 6.9 19.2 6.3 229 18 110.3 41.2 9.9 8.0 18.9 0.00 107.8 92.3 7.6 12.8 7.4 225 19 106.7 42.6 11.6 7.1 4.5 0.00 107.4 92.3 6.0 8.7 6.0 238 20 100.4 41.9 13.6 5.7 0.0 0.00 106.2 92.3 4.7 6.3 4.5 246 21 97.2 41.5 14.8 5.1 0.0 0.00 104.5 92.3 4.0 5.1 4.0 277 22 93.6 44.2 18.5 4.4 0.0 0.00 103.1 92.3 3.6 11.2 3.1 232 23 90.0 47.3 23.1 3.7 0.0 0.00 101.8 92.5 2.2 5.6 1.6 186 24 86.9 48.6 27.0 3.2 0.0 0.00 100.4 92.5 1.8 7.4 0.9 203 AZMET Daily Weather Data : YUMA VALLEY : Sep 6 2008 MAX. MIN. MEAN TOTAL UNITS TEMPERATURE 113.0 77.0 97.2 DegF RELATIVE HUMIDITY 52.3 8.2 20.8 % DEWPOINT 47.1 DegF ACTUAL VAPOR PRESS. 1.1 KPas VAPOR PRESS. DEF. 5.2 KPas SOIL TEMP. 4 in 107.8 91.6 99.5 DegF SOIL TEMP. 20 in 92.7 92.3 92.5 DegF WIND SPEED 23.0 4.0 MPH WIND VECTOR MAG. 1.6 MPH WIND VECTOR DIR. 267 Degrees SOLAR RADIATION 563.8 Langleys PRECIPITATION 0.00 Inches AZMET REF. EVAPOTRANSPIRATION 0.32 Inches STD. REF. EVAPOTRANSPIRATION 0.29 Inches HEAT UNITS 86/55F 86/50F 86/45F ---------- DAY CUM DAY CUM DAY CUM SINE CURVE 29.0 4348 34.0 5410 39.1 6562 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, 2008