AZMET Hourly Weather Data : SAFFORD : May 19 2013 HR AT TD RH VPD SR PPT ST4 ST20 WS WSX WVM WVD 1 67.1 26.2 21.4 1.8 0.0 0.00 79.3 76.3 3.8 6.7 3.6 303 2 64.8 27.1 24.0 1.6 0.0 0.00 78.4 76.3 1.6 4.7 1.1 51 3 66.0 29.5 25.3 1.6 0.0 0.00 77.5 76.3 4.7 6.5 4.5 321 4 64.4 29.1 26.4 1.5 0.0 0.00 76.8 76.3 5.8 8.3 5.4 319 5 62.2 28.6 28.0 1.4 0.0 0.00 76.1 76.5 3.4 7.4 1.8 346 6 62.8 29.5 28.4 1.4 2.9 0.00 75.4 76.5 3.6 5.6 3.6 326 7 65.3 30.6 27.1 1.5 18.2 0.00 74.8 76.5 5.4 8.3 4.5 219 8 71.8 31.6 22.8 2.0 36.5 0.00 74.8 76.5 2.7 5.8 1.3 283 9 75.9 33.8 21.4 2.4 54.2 0.00 75.6 76.5 6.0 13.0 5.6 325 10 78.8 32.9 18.9 2.7 69.3 0.00 76.8 76.5 8.3 14.8 7.6 316 11 81.3 30.9 16.0 3.1 80.0 0.00 78.3 76.5 7.2 14.5 6.3 312 12 83.1 30.4 14.8 3.3 85.5 0.00 80.1 76.3 7.2 17.0 5.1 316 13 84.9 30.0 13.8 3.5 86.2 0.00 81.9 76.3 6.5 15.4 4.9 299 14 86.7 30.4 13.2 3.8 81.7 0.00 83.7 76.3 8.3 16.8 6.5 311 15 88.9 28.8 11.6 4.1 72.9 0.00 84.9 76.3 11.6 24.4 10.7 310 16 89.8 28.4 11.0 4.3 59.0 0.00 85.8 76.3 19.5 28.9 18.8 303 17 89.1 27.0 10.7 4.2 42.3 0.00 85.8 76.3 19.0 27.7 18.1 300 18 86.9 25.9 10.9 3.9 24.1 0.00 85.5 76.1 18.8 25.5 18.3 305 19 83.8 25.2 11.6 3.5 7.6 0.00 84.7 76.1 17.4 25.5 17.0 301 20 80.8 24.8 12.6 3.1 0.2 0.00 83.7 76.1 15.4 21.5 15.2 290 21 78.6 25.7 14.1 2.9 0.0 0.00 82.8 76.3 10.1 18.1 9.8 295 22 74.8 27.1 17.1 2.4 0.0 0.00 81.7 76.3 4.5 8.3 4.5 320 23 72.5 28.4 19.4 2.2 0.0 0.00 80.8 76.3 2.9 7.2 1.8 262 24 70.9 28.9 20.9 2.0 0.0 0.00 79.9 76.3 2.5 4.0 2.2 328 AZMET Daily Weather Data : SAFFORD : May 19 2013 MAX. MIN. MEAN TOTAL UNITS TEMPERATURE 91.6 56.7 76.3 DegF RELATIVE HUMIDITY 32.5 9.6 18.4 % DEWPOINT 28.8 DegF ACTUAL VAPOR PRESS. 0.5 KPas VAPOR PRESS. DEF. 2.7 KPas SOIL TEMP. 4 in 85.8 74.8 80.2 DegF SOIL TEMP. 20 in 76.5 76.1 76.3 DegF WIND SPEED 28.9 8.1 MPH WIND VECTOR MAG. 7.2 MPH WIND VECTOR DIR. 305 Degrees SOLAR RADIATION 720.3 Langleys PRECIPITATION 0.00 Inches AZMET REF. EVAPOTRANSPIRATION 0.39 Inches STD. REF. EVAPOTRANSPIRATION 0.35 Inches HEAT UNITS 86/55F 86/50F 86/45F ---------- DAY CUM DAY CUM DAY CUM SINE CURVE 18.2 1033 23.0 1411 28.1 1863 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, 2013