West State Street Conditions, 12-18-2010 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) ----------------------------------------------------------------------------------------------------------------------------------------- 12/18/10 0:00 19.83 19.53 19.2 19.83 19.83 97.8 1023.1 0 3 .658 321.2 -.314 2.013 1.699 12/18/10 1:00 20.82 20.15 20.62 20.82 20.82 97.5 1023.2 0 2 0 321.2 -.472 .762 .29 12/18/10 2:00 21.93 20.87 21.49 21.67 21.93 89 1022.9 0 3 3.551 308 -.463 .455 -.008 12/18/10 3:00 23.73 19.92 22.71 22.63 23.73 82.5 1023.2 0 3 2.236 263.4 -.985 .046 -.939 12/18/10 4:00 23.76 19.08 23.02 21.7 23.76 81.4 1023.2 0 3 3.902 276.5 -1.814 .737 -1.077 12/18/10 5:00 23.55 18.7 23.13 22.19 23.55 82.2 1023 0 3 1.271 223.8 -1.702 1.068 -.634 12/18/10 6:00 23.32 18.92 22.92 23.32 23.32 85.3 1022.7 0 3 .57 308.2 -1.339 .871 -.468 12/18/10 7:00 23.01 19.45 22.66 23 23.01 89.5 1022.8 0 3 1.271 280.5 -1.235 1.559 .323 12/18/10 8:00 20.81 19 20.4 20.81 20.81 96.1 1022.9 0 3 0 258 -1.575 9.15 7.572 12/18/10 9:00 19.25 18.37 19.55 19.25 19.25 96.1 1023.2 0 3 0 258.6 7.792 15.99 23.78 12/18/10 10:00 24.16 19.35 27.81 24.13 24.16 73.49 1023.3 0 3 3.507 232 45.8 19.37 65.16 12/18/10 11:00 25.07 17.08 28.31 21.17 25.07 67.53 1023.2 0 3 6.357 231.3 35.98 8.07 44.05 12/18/10 12:00 26.1 16.07 30.92 23.12 26.1 61.7 1022.7 0 3 3.639 188.7 55.3 -1.629 53.67 12/18/10 13:00 28.1 16.04 33.96 25.12 28.1 61.12 1021.4 0 3 6.138 218 72.95 -22.38 50.57 12/18/10 14:00 28.69 16.24 33.79 26.47 28.69 55.71 1020.4 0 3 3.332 253.7 62.41 -17.75 44.66 12/18/10 15:00 30.11 14.59 34.44 29.27 30.11 49.62 1019.7 0 3 .921 308.7 54.46 -21.11 33.35 12/18/10 16:00 29.67 13.67 32.95 29.01 29.67 51.85 1019.3 0 3 1.447 270.9 28.99 -26.38 2.618 12/18/10 17:00 28.46 13.98 29.73 28.43 28.46 63.53 1019.4 0 2 1.315 215 5.143 -28.33 -23.19 12/18/10 18:00 20.79 15.29 20.06 20.79 20.79 85.4 1019.6 0 2 0 215.1 -2.679 -19.18 -21.86 12/18/10 19:00 15.83 14.48 14.23 15.83 15.83 95.8 1019.8 0 2 0 215.1 -2.355 -16.42 -18.78 12/18/10 20:00 12.8 12.12 10.25 12.8 12.8 97.3 1019.9 0 3 0 215.7 -2.511 -9.7 -12.21 12/18/10 21:00 10.9 10.07 8.27 10.9 10.9 96.1 1020.2 0 2 0 215.3 -2.014 -6.428 -8.44 12/18/10 22:00 8.77 7.799 6.068 8.77 8.77 96.1 1020.5 0 3 0 215.4 -2.522 -5.837 -8.36 12/18/10 23:00 7.467 6.094 4.799 7.467 7.467 95.6 1020.6 0 2 .307 333.1 -2.622 -5.409 -8.03