12-11-2018 Northwest Avalanche Center Washington Department of Transportation Washington Pass, Washington Wind gages unheated and may rime MM/DD Hour Temp Temp RH RH Wind Wind Wind Equip Hour Total Total PST F F % % Avg Max Dir Temp Prec. Prec. Snow 6680' 5450' 6680' 5450' 6680' 6680' 6680' 5450' 5450' 5450' 5450' ------------------------------------------------------------------------------ 12 10 500 23 20 97 90 8 11 236 49 0 0 18 12 10 600 24 21 97 91 6 11 240 49 .03 .03 19 12 10 700 23 22 97 92 7 10 240 51 .01 .04 18 12 10 800 23 23 96 91 7 10 236 52 .01 .05 19 12 10 900 23 25 98 92 8 11 233 53 .01 .06 19 12 10 1000 23 25 97 90 7 10 232 54 0 .06 19 12 10 1100 24 25 97 91 7 9 239 55 0 .06 20 12 10 1200 23 26 97 90 9 12 230 56 0 .06 20 12 10 1300 23 27 96 88 11 14 232 55 0 .06 20 12 10 1400 25 27 97 86 9 13 233 55 0 .06 20 12 10 1500 23 25 97 89 8 11 239 54 0 .06 21 12 10 1600 21 24 97 91 8 10 242 53 0 .06 21 12 10 1700 21 23 98 91 7 10 247 52 0 .06 21 12 10 1800 20 23 97 91 7 9 238 51 0 .06 21 12 10 1900 20 22 96 91 7 10 235 53 0 .06 20 12 10 2000 20 21 96 91 7 9 245 51 0 .06 20 12 10 2100 20 22 96 91 7 11 243 48 0 .06 20 12 10 2200 19 21 96 91 10 12 232 49 0 .06 20 12 10 2300 20 21 96 91 11 14 224 49 0 .06 20 12 11 0 20 21 96 90 9 14 228 48 0 .06 20 12 11 100 19 20 95 90 12 17 229 46 0 .06 20 12 11 200 20 19 96 87 13 17 226 44 0 .06 20 12 11 300 19 16 96 88 11 14 224 43 .02 .08 21 12 11 400 19 15 96 87 10 13 227 41 .03 .11 20 Total Prec. 5450' ------------------------------------------------------------------------ .11 Page 1