West State Street Conditions, 12-18-2011 Date & Time Temp Dew Pt Surface Wind Heat Rel Pressure Total Snow Wind Wind Net Net Net Avg Temp Temp Chill Index Hum Avg Precip Depth Speed Dir SW Avg LW Avg Rad Avg (F) Avg (F) Avg (F) Avg (F) Avg (F) (%) (mb) (in) (in) (mph) (deg) (W/m^2) (W/m^2) (W/m^2) ----------------------------------------------------------------------------------------------------------------------------------------- 12/18/11 0:00 31.09 27.2 30.87 31.09 31.09 85.1 1025 0 0 1.885 248.8 -1.11 -19.49 -20.6 12/18/11 1:00 31.16 27.22 30.97 31.16 31.16 85.4 1024.8 0 0 .789 270.9 -.989 -16.14 -17.13 12/18/11 2:00 31.31 27.5 31.23 31.3 31.31 84 1024.7 0 0 2.937 248.6 -.829 -14.6 -15.43 12/18/11 3:00 32.02 26.45 31.87 31.81 32.02 78.44 1024.8 0 0 .438 266.3 -.89 -18.33 -19.22 12/18/11 4:00 32.32 26.3 32.16 32.31 32.32 78.34 1025 0 0 2.674 274.3 -.67 -12.8 -13.47 12/18/11 5:00 32.73 26.61 32.58 32.71 32.73 78.89 1025.4 0 0 1.447 226.7 -.845 -15.48 -16.32 12/18/11 6:00 32.72 26.77 32.56 32.53 32.72 78.28 1025.7 0 0 .745 182.2 -.927 -16.91 -17.84 12/18/11 7:00 32.86 26.82 32.68 32.85 32.86 77.23 1026 0 0 1.14 274.9 -.848 -15.54 -16.39 12/18/11 8:00 33.22 26.79 33.07 33.22 33.22 77.06 1026.8 0 0 2.411 251.9 -.577 -14.09 -14.66 12/18/11 9:00 34.16 26.57 34.29 30.19 34.16 71.21 1027.3 0 0 4.779 209.1 11.53 -18.2 -6.664 12/18/11 10:00 35.61 26.37 36.76 31.69 35.61 65.58 1027.6 0 0 7.146 215.6 52.87 -30.2 22.67 12/18/11 11:00 37.4 25.89 39.43 32.61 37.4 60.85 1027.8 0 0 9.38 238 99.8 -45.74 54.08 12/18/11 12:00 38.68 24.32 40.88 33.78 38.68 55.34 1027.6 0 0 9.69 298.4 114.8 -49.62 65.21 12/18/11 13:00 40.09 24.61 42.87 35.57 40.09 52.68 1026.8 0 0 10.83 271.8 188.9 -77.51 111.4 12/18/11 14:00 41.25 24.58 43.83 36.6 41.25 47.74 1026.2 0 0 7.673 233.3 183.9 -94.3 89.7 12/18/11 15:00 42.81 24.53 44.57 38.77 42.81 48.76 1026 0 0 4.735 245.1 167 -97.9 69.06 12/18/11 16:00 42.94 25.47 43.98 39.26 42.94 51.66 1026 0 0 3.157 235.5 92.3 -90.2 2.095 12/18/11 17:00 42.24 26.11 42.72 40.11 42.24 55.04 1026 0 0 1.622 163.9 25.73 -80.7 -54.95 12/18/11 18:00 37.29 26.68 36.76 37.19 37.29 80.5 1025.7 0 0 .438 245.3 -3.4 -65.08 -68.48 12/18/11 19:00 31.82 27.23 30.69 31.82 31.82 87.1 1025.4 0 0 0 1.824 -3.61 -58.43 -62.04 12/18/11 20:00 29.62 26.41 28.39 29.62 29.62 88.9 1025.6 0 0 0 262.4 -3.478 -41.52 -45 12/18/11 21:00 27.87 25.45 26.71 27.87 27.87 92 1025.5 0 0 0 263.3 -3.235 -28.78 -32.02 12/18/11 22:00 27.32 25.5 25.91 27.32 27.32 93.1 1025.2 0 0 0 263.4 -3.184 -22.33 -25.51 12/18/11 23:00 26.23 24.78 24.44 26.23 26.23 94.9 1024.7 0 0 0 263.3 -2.649 -15.24 -17.89