4-18-2019 Northwest Avalanche Center Washington Department of Transportation Snoqualmie Pass, Washington 3770' temp above Lake Keechelus MM/DD Hour Temp Temp Temp RH Wind Wind Wind Hour Total 24 Hr Total Press PST F F F % Avg Max Dir Prec. Prec. Snow Snow mb 3760' 3770' 3010' 3010' 3760' 3760' 3760' 3010' 3010' 3010' 3010' 3010' ------------------------------------------------------------------------------------ 4 18 0 42 42 37 100 4 8 237 0 0 28 41 1026 4 18 100 43 43 38 100 4 8 182 0 0 28 41 1026 4 18 200 43 42 37 100 3 7 169 0 0 28 41 1025 4 18 300 43 43 37 100 2 7 96 0 0 28 40 1025 4 18 400 43 42 38 100 2 5 234 0 0 28 40 1025 4 18 500 45 45 38 100 2 6 218 0 0 28 40 1024 4 18 600 46 47 39 100 1 5 213 0 0 28 40 1024 4 18 700 47 47 40 100 3 6 168 0 0 28 40 1024 4 18 800 44 43 42 100 5 11 207 .01 .01 28 40 1024 4 18 900 45 45 44 96 2 4 73 0 .01 -0 40 1024 4 18 1000 47 46 45 96 0 6 80 .01 .02 0 40 1024 4 18 1100 46 48 47 92 3 6 204 0 .02 28 40 1024 4 18 1200 49 50 48 91 6 11 224 0 .02 27 39 1023 4 18 1300 49 51 48 91 9 17 240 0 .02 28 38 1023 4 18 1400 51 53 53 80 9 14 245 0 .02 28 38 1022 4 18 1500 51 52 48 87 5 10 227 .01 .03 -0 38 1021 4 18 1600 52 53 47 90 9 19 232 0 .03 0 39 1021 4 18 1700 52 52 46 95 8 14 235 0 .03 0 39 1020 4 18 1800 53 51 45 99 9 16 225 0 .03 0 40 1020 4 18 1900 51 51 42 100 6 12 215 0 .03 0 40 1019 4 18 2000 50 49 42 100 11 16 213 0 .03 28 39 1020 4 18 2100 48 49 42 100 8 13 207 0 .03 28 39 1020 4 18 2200 47 49 41 100 6 10 201 .01 .04 28 38 1020 4 18 2300 47 49 41 100 5 13 217 0 .04 28 39 1019 Total Prec. 3010' ------------------------------------------------------------------ .04 Page 1