12-15-2019 Northwest Avalanche Center Washington Department of Transportation Washington Pass, Washington Wind gages unheated and may rime Precipitation gage may measure condensation 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 14 2300 16 10 95 85 6 10 246 43 .01 .01 24 12 15 0 16 11 95 87 7 10 238 44 0 .01 24 12 15 100 16 13 95 87 6 9 251 44 0 .01 24 12 15 200 16 14 93 87 3 6 252 44 0 .01 25 12 15 300 15 14 95 86 3 9 299 46 0 .01 24 12 15 400 14 14 95 86 6 10 250 44 0 .01 25 12 15 500 15 13 94 90 7 11 237 43 0 .01 25 12 15 600 14 14 94 88 5 9 247 43 .01 .02 25 12 15 700 15 17 93 87 4 9 242 43 0 .02 25 12 15 800 14 16 94 88 2 7 47 44 0 .02 25 12 15 900 15 18 95 86 4 9 224 45 0 .02 25 12 15 1000 15 18 94 87 4 10 227 47 0 .02 25 12 15 1100 19 21 95 83 4 8 220 51 0 .02 25 12 15 1200 21 22 93 78 4 12 239 53 0 .02 24 12 15 1300 20 22 94 78 3 8 231 53 .01 .03 24 12 15 1400 21 22 93 78 3 5 216 49 0 .03 24 12 15 1500 17 20 94 82 4 8 212 49 0 .03 24 12 15 1600 15 19 94 83 5 9 233 48 0 .03 24 12 15 1700 14 18 94 84 6 13 236 46 0 .03 24 12 15 1800 14 15 94 87 6 10 235 45 0 .03 24 12 15 1900 13 13 94 87 5 9 255 43 0 .03 24 12 15 2000 13 14 94 89 10 14 240 46 .01 .04 24 12 15 2100 13 13 93 87 13 17 246 42 0 .04 23 12 15 2200 12 13 92 85 11 17 253 40 0 .04 24 Total Prec. 5450' ------------------------------------------------------------------------ .04 Page 1