12-16-2019 Northwest Avalanche Center Washington Department of Transportation Chinook 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 6240' 5500' 6240' 5500' 6240' 6240' 6240' 5500' 5500' 5500' 5500' ------------------------------------------------------------------------------ 12 15 100 19 21 96 89 0 0 224 45 .01 .01 43 12 15 200 19 21 95 90 0 0 225 46 .01 .02 43 12 15 300 19 22 95 90 0 0 228 46 .01 .03 42 12 15 400 18 21 95 89 0 0 229 42 .01 .04 377 12 15 500 18 20 95 89 0 0 233 40 0 .04 39 12 15 600 18 20 95 90 0 0 226 43 0 .04 40 12 15 700 17 19 95 86 0 0 232 44 .01 .05 43 12 15 800 16 18 95 89 0 0 229 42 0 .05 42 12 15 900 17 21 95 88 0 0 226 44 .01 .06 43 12 15 1000 18 21 95 87 0 0 224 41 0 .06 42 12 15 1100 20 24 96 85 0 0 221 47 .02 .08 42 12 15 1200 20 25 96 84 0 0 221 49 .05 .13 42 12 15 1300 19 26 96 82 0 0 222 50 .02 .15 377 12 15 1400 20 24 96 84 0 0 219 49 .02 .17 42 12 15 1500 20 23 96 85 0 0 219 48 0 .17 377 12 15 1600 18 21 95 88 0 0 219 45 .01 .18 42 12 15 1700 18 20 95 89 0 0 219 44 .01 .19 377 12 15 1800 17 20 95 90 0 0 219 44 .01 .2 39 12 15 1900 17 20 95 89 0 0 220 43 .01 .21 38 12 15 2000 16 19 94 89 0 0 217 42 0 .21 38 12 15 2100 16 19 94 89 0 0 212 41 0 .21 38 12 15 2200 16 19 95 87 0 0 211 41 0 .21 40 12 15 2300 15 18 94 87 0 0 215 39 0 .21 39 12 16 0 15 18 94 88 0 0 216 39 0 .21 37 Total Prec. 5500' ------------------------------------------------------------------------ .21 Page 1