12-11-2018 Northwest Avalanche Center Hurricane Ridge, Olympic National Park, Washington MM/DD Hour Temp RH Wind Wind Wind Wind Hour Total Total PST F % Min Avg Max Dir Prec. Prec. Snow 5250' 5250' 5250' 5250' 5250' 5250' 5250' 5250' 5250' ------------------------------------------------------------------ 12 10 500 28 97 1 6 12 184 .01 .01 6 12 10 600 27 96 0 6 11 179 .01 .02 6 12 10 700 27 96 3 7 13 171 0 .02 6 12 10 800 27 96 2 6 10 168 .01 .03 6 12 10 900 27 96 0 6 10 165 0 .03 8 12 10 1000 28 96 2 5 9 162 0 .03 6 12 10 1100 29 96 2 5 9 173 .01 .04 3 12 10 1200 29 95 3 6 9 170 .01 .05 8 12 10 1300 29 96 2 6 10 177 0 .05 6 12 10 1400 29 95 3 7 12 179 0 .05 6 12 10 1500 28 95 5 8 13 179 .01 .06 6 12 10 1600 26 95 6 10 17 163 0 .06 6 12 10 1700 26 96 7 12 18 165 0 .06 6 12 10 1800 26 96 8 12 17 165 0 .06 6 12 10 1900 27 96 9 14 21 172 0 .06 6 12 10 2000 27 96 8 14 23 165 0 .06 6 12 10 2100 28 97 11 17 25 167 0 .06 6 12 10 2200 28 97 10 16 26 168 0 .06 5 12 10 2300 28 97 11 17 30 178 0 .06 8 12 11 0 28 97 14 21 39 175 0 .06 7 12 11 100 28 97 14 23 36 171 .01 .07 7 12 11 200 28 97 14 23 36 178 .02 .09 8 12 11 300 28 97 16 24 41 179 .03 .12 9 12 11 400 29 97 15 24 41 178 .04 .16 7 Total Prec. 5250' ------------------------------------------------------------ .16 Page 1 12-11-2018 Northwest Avalanche Center Mt Baker Ski Area, Washington Wind gages unheated and may rime MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total 24 Hr Total PST F F % % Min Avg Max Dir Prec. Prec. Snow Snow 5020' 4210' 5020' 4210' 5020' 5020' 5020' 5020' 4210' 4210' 4210' 4210' ------------------------------------------------------------------------------------ 12 10 500 28 31 100 98 0 4 10 236 .01 .01 12 28 12 10 600 27 30 100 98 1 5 11 235 .01 .02 11 28 12 10 700 27 30 100 97 5 7 12 225 .02 .04 12 26 12 10 800 27 30 100 99 1 4 8 254 .05 .09 13 30 12 10 900 28 31 100 93 0 4 8 224 0 .09 12 29 12 10 1000 28 32 100 94 2 5 9 226 0 .09 12 28 12 10 1100 27 31 100 93 4 8 14 216 0 .09 13 28 12 10 1200 28 31 100 94 3 6 11 221 .06 .15 12 350 12 10 1300 29 32 100 92 1 5 8 224 .06 .21 13 26 12 10 1400 28 31 100 94 0 3 6 215 .04 .25 0 30 12 10 1500 27 30 100 95 1 3 5 246 .08 .33 46 350 12 10 1600 27 30 100 95 0 4 8 234 .02 .35 3 32 12 10 1700 26 30 100 95 4 6 9 237 .01 .36 3 34 12 10 1800 26 29 100 97 3 5 7 222 0 .36 3 350 12 10 1900 26 29 100 96 4 10 18 214 0 .36 3 35 12 10 2000 26 29 100 93 6 12 18 227 .01 .37 3 34 12 10 2100 26 29 100 94 7 18 27 223 0 .37 3 34 12 10 2200 26 30 100 95 7 22 34 221 0 .37 3 34 12 10 2300 26 29 100 96 5 18 32 234 .01 .38 3 33 12 11 0 26 30 100 96 5 21 33 234 .05 .43 4 34 12 11 100 27 30 100 97 13 28 43 229 .06 .49 4 34 12 11 200 27 30 100 96 23 32 42 235 .09 .58 4 34 12 11 300 27 30 100 98 20 32 44 231 .11 .69 4 35 12 11 400 27 30 100 99 14 30 42 230 .1 .79 5 36 Total Prec. 4210' ------------------------------------------------------------------------ .79 Page 1 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 12-11-2018 Northwest Avalanche Center Freestone Inn, Mazama, Washington Wind gages unheated and may rime MM/DD Hour Temp RH Solar Wind Wind Wind Hour Total 24 Hr Total PST F % W/m2 Avg Max Dir Prec. Prec. Snow Snow 2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170' ------------------------------------------------------------------------ 12 10 500 20 95 0 0 0 0 0 0 4 5 12 10 600 22 94 0 0 0 0 .02 .02 4 4 12 10 700 22 93 0 0 0 0 .01 .03 3 5 12 10 800 21 93 1 0 0 0 0 .03 3 5 12 10 900 22 93 5 0 0 0 0 .03 4 5 12 10 1000 26 91 21 0 0 0 0 .03 4 6 12 10 1100 28 87 15 0 0 0 .01 .04 5 5 12 10 1200 28 89 11 0 0 0 0 .04 0 5 12 10 1300 28 88 15 0 0 0 0 .04 0 5 12 10 1400 29 86 9 0 0 0 0 .04 0 4 12 10 1500 28 90 4 0 0 0 0 .04 0 6 12 10 1600 28 91 0 0 0 0 0 .04 0 112 12 10 1700 27 93 0 0 0 0 0 .04 0 3 12 10 1800 27 93 0 0 0 0 0 .04 0 5 12 10 1900 27 93 0 0 0 0 0 .04 0 5 12 10 2000 27 94 0 0 0 0 0 .04 0 5 12 10 2100 27 94 0 0 0 0 0 .04 0 5 12 10 2200 27 94 0 0 0 0 0 .04 0 5 12 10 2300 27 94 0 0 0 0 0 .04 0 112 12 11 0 27 94 -0 0 0 0 0 .04 0 3 12 11 100 27 94 0 0 0 0 0 .04 0 5 12 11 200 27 95 0 0 0 0 0 .04 0 5 12 11 300 27 94 0 0 0 0 0 .04 0 6 12 11 400 27 95 0 0 0 0 .01 .05 0 7 Total Prec. 2170' ------------------------------------------------------------ .05 Page 1 12-11-2018 Northwest Avalanche Center Tye Mill (5180'), Skyline (5250') Stevens Pass Ski Area, Washington Wind gages unheated and may rime MM/DD Hour Temp Temp Wind Wind Wind Wind PST F F Min Avg Max Dir 5180' 5250' 5180' 5180' 5180' 5180' ------------------------------------------------ 12 10 500 28 28 0 0 2 241 12 10 600 28 28 0 0 3 251 12 10 700 28 28 0 0 4 282 12 10 800 27 27 0 0 0 244 12 10 900 28 28 0 0 4 297 12 10 1000 28 28 0 4 18 286 12 10 1100 27 28 0 6 20 292 12 10 1200 28 28 0 3 10 272 12 10 1300 28 29 0 2 7 259 12 10 1400 28 28 0 3 13 267 12 10 1500 26 26 0 11 32 284 12 10 1600 25 26 0 7 25 289 12 10 1700 25 25 0 5 18 287 12 10 1800 25 25 0 2 8 263 12 10 1900 25 25 0 2 7 251 12 10 2000 25 25 0 2 8 238 12 10 2100 25 25 0 2 7 236 12 10 2200 25 25 0 3 7 142 12 10 2300 26 25 0 3 7 113 12 11 0 26 26 0 5 8 92 12 11 100 26 26 0 4 8 96 12 11 200 25 25 2 5 10 95 12 11 300 25 24 2 5 8 99 12 11 400 24 24 3 5 8 98 Page 1 12-11-2018 Northwest Avalanche Center Washington Department of Transportation Schmidt Haus Stevens Pass, Washington MM/DD Hour Temp RH Hour Total 24 Hr Total Press PST F % Prec. Prec. Snow Snow mb 3950' 3950' 3950' 3950' 3950' 3950' 3950' ------------------------------------------------------ 12 10 500 29 94 .01 .01 6 20 1017 12 10 600 31 95 .02 .03 6 20 1017 12 10 700 31 92 0 .03 0 20 1018 12 10 800 31 93 0 .03 0 20 1018 12 10 900 31 94 .01 .04 0 20 1018 12 10 1000 32 93 .02 .06 0 20 1019 12 10 1100 31 87 0 .06 0 20 1020 12 10 1200 32 88 0 .06 0 20 1019 12 10 1300 32 91 .01 .07 0 20 1018 12 10 1400 32 91 .02 .09 1 20 1019 12 10 1500 31 88 .02 .11 1 20 1019 12 10 1600 30 90 0 .11 1 20 1019 12 10 1700 29 90 0 .11 1 21 1019 12 10 1800 30 91 0 .11 1 20 1019 12 10 1900 30 92 0 .11 1 20 1019 12 10 2000 29 91 0 .11 1 20 1018 12 10 2100 29 92 0 .11 1 20 1019 12 10 2200 29 93 0 .11 1 20 1019 12 10 2300 29 94 0 .11 1 20 1019 12 11 0 29 93 0 .11 1 20 1018 12 11 100 29 93 0 .11 2 20 1017 12 11 200 29 94 0 .11 2 20 1016 12 11 300 28 94 .01 .12 2 20 1016 12 11 400 28 95 .04 .16 2 20 1015 Total Prec. 3950' ------------------------------------ .16 Page 1 12-11-2018 Northwest Avalanche Center Stevens Pass Ski Area Brooks Chair Stevens Pass, Washington MM/DD Hour Temp RH Wind Wind Wind Hour Total 24 Hr Total PST F % Avg Max Dir Prec. Prec. Snow Snow 4850' 4850' 4850' 4850' 4850' 4800' 4800' 4800' 4800' ------------------------------------------------------------------ 12 10 500 29 100 7 15 229 .01 .01 6 29 12 10 600 29 100 7 16 221 .02 .03 6 29 12 10 700 29 100 7 17 211 .01 .04 0 30 12 10 800 28 100 5 10 221 0 .04 0 30 12 10 900 29 100 6 17 215 .01 .05 0 29 12 10 1000 29 100 7 16 221 .02 .07 0 30 12 10 1100 28 100 7 17 217 .01 .08 0 30 12 10 1200 28 100 6 14 215 0 .08 0 30 12 10 1300 29 100 3 11 231 .01 .09 0 29 12 10 1400 28 100 5 15 214 .03 .12 1 30 12 10 1500 27 100 6 16 221 .04 .16 2 30 12 10 1600 26 100 7 16 206 0 .16 2 31 12 10 1700 26 100 5 14 206 0 .16 2 31 12 10 1800 26 100 8 14 211 0 .16 2 31 12 10 1900 26 100 6 11 213 0 .16 2 30 12 10 2000 26 100 4 10 211 0 .16 2 31 12 10 2100 26 100 2 6 197 .01 .17 2 31 12 10 2200 27 100 0 5 183 0 .17 2 31 12 10 2300 26 100 0 1 148 0 .17 2 30 12 11 0 26 100 0 7 66 0 .17 2 30 12 11 100 26 100 0 4 52 0 .17 2 29 12 11 200 26 100 2 7 65 .01 .18 2 30 12 11 300 26 100 5 9 54 .01 .19 2 24 12 11 400 25 100 6 10 47 .03 .22 3 30 Total Prec. 4800' ------------------------------------------------------ .22 Page 1 12-11-2018 Northwest Avalanche Center Washington Department of Transportation Grace Lakes + Old Faithful Wind, Stevens Pass, Washington Grace Lakes battery is dead, station down MM/DD Hour Temp RH Wind Wind Wind Total Shot PST F % Avg Max Dir Snow Snow 4790' 4790' 4590' 4590' 4590' 4790' 4790' ------------------------------------------------------ 12 10 500 0 0 0 12 10 600 0 0 0 12 10 700 0 0 0 12 10 800 0 0 0 12 10 900 0 0 0 12 10 1000 0 0 0 12 10 1100 0 0 0 12 10 1200 0 0 0 12 10 1300 0 0 0 12 10 1400 1 16 240 12 10 1500 5 19 269 12 10 1600 3 17 247 12 10 1700 3 14 250 12 10 1800 0 10 189 12 10 1900 0 0 0 12 10 2000 0 0 0 12 10 2100 0 0 0 12 10 2200 0 0 0 12 10 2300 0 0 0 12 11 0 0 0 0 12 11 100 0 0 0 12 11 200 0 0 0 12 11 300 0 0 0 12 11 400 3 11 168 Page 1 12-11-2018 Northwest Avalanche Center Washington Department of Transportation Berne Snow Camp 8 miles east of Stevens Pass, Washington 24 hr Snow Installed 12/6/2018 MM/DD Hour Temp RH Hour Total 24 Hr Total Press PST F % Prec. Prec. Snow Snow mb 2700' 2700' 2700' 2700' 2700' 2700' 2700' ------------------------------------------------------ 12 10 500 27 91 .01 .01 4 13 1018 12 10 600 27 91 0 .01 3 12 1018 12 10 700 27 92 0 .01 3 11 1018 Total Prec. 2700' ------------------------------------ .01 Page 1 12-11-2018 Northwest Avalanche Center Dirty Face Mountain, Washington Wind gages unheated and may rime Wind direction repaired and accurate 10-8-18! MM/DD Hour Temp RH Wind Wind Wind Wind PST F % Min Avg Max Dir 5980' 5980' 5980' 5980' 5980' 5980' ------------------------------------------------ 12 10 500 26 94 2 3 4 229 12 10 600 26 94 3 4 4 228 12 10 700 25 94 1 3 4 233 12 10 800 24 93 0 3 5 241 12 10 900 25 93 0 2 4 236 12 10 1000 26 92 1 3 3 236 12 10 1100 25 93 0 3 4 237 12 10 1200 25 92 0 2 3 248 12 10 1300 25 92 0 2 3 242 12 10 1400 25 92 1 2 3 239 12 10 1500 25 93 0 2 3 229 12 10 1600 23 92 0 2 3 244 12 10 1700 23 92 0 2 3 237 12 10 1800 22 92 0 2 3 233 12 10 1900 23 92 0 2 3 241 12 10 2000 23 93 2 2 3 241 12 10 2100 23 92 0 2 3 235 12 10 2200 23 92 0 1 2 245 12 10 2300 23 92 0 1 2 239 12 11 0 23 92 1 1 2 241 12 11 100 23 92 0 1 2 242 12 11 200 24 91 0 0 2 236 12 11 300 24 91 0 0 0 125 12 11 400 23 91 0 0 0 114 Page 1 12-11-2018 Northwest Avalanche Center Lake Wenatchee State Park, Washington Wind gages unheated and may rime MM/DD Hour Temp RH Wind Wind Wind Wind Hour Total 24 Hr Total PST F % Min Avg Max Dir Prec. Prec. Snow Snow 1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930' ------------------------------------------------------------------------ 12 10 500 26 95 0 0 0 61 0 0 3 2 12 10 600 26 95 0 0 0 61 0 0 3 2 12 10 700 26 95 0 0 0 61 0 0 3 2 12 10 800 25 95 0 0 0 61 0 0 0 2 12 10 900 27 93 0 0 0 62 0 0 0 2 12 10 1000 28 93 0 0 0 88 0 0 0 2 12 10 1100 31 88 0 0 0 99 0 0 0 0 12 10 1200 33 87 0 0 0 84 0 0 0 1 12 10 1300 33 89 0 0 2 12 0 0 0 -0 12 10 1400 33 91 0 0 0 326 0 0 0 123 12 10 1500 33 93 0 0 0 241 0 0 0 123 12 10 1600 32 96 0 0 0 237 0 0 0 123 12 10 1700 31 96 0 0 0 237 0 0 0 123 12 10 1800 30 96 0 0 2 207 0 0 0 123 12 10 1900 29 96 0 0 2 80 0 0 0 123 12 10 2000 28 95 0 0 2 66 0 0 0 123 12 10 2100 28 95 0 0 0 64 0 0 0 123 12 10 2200 28 95 0 0 0 64 0 0 0 123 12 10 2300 28 94 0 0 0 67 0 0 0 123 12 11 0 28 95 0 0 1 74 0 0 0 123 12 11 100 28 95 0 0 0 74 0 0 0 123 12 11 200 28 96 0 0 1 65 0 0 0 2 12 11 300 28 95 0 0 0 60 .01 .01 0 1 12 11 400 28 95 0 0 0 60 .01 .02 0 2 Total Prec. 1930' ------------------------------------------------------------ .02 Page 1 12-11-2018 Northwest Avalanche Center Washington Department of Transportation Tumwater Mountain, Leavenworth, Washington Wind gages unheated and may rime MM/DD Hour Temp RH Wind Wind Wind Total PST F % Avg Max Dir Snow 4180' 4180' 4180' 4180' 4180' 4180' ------------------------------------------------ 12 10 500 29 100 0 1 119 8 12 10 600 28 100 0 1 116 10 12 10 700 29 100 0 6 116 10 12 10 800 29 100 0 3 117 11 12 10 900 32 86 3 13 292 10 12 10 1000 30 94 0 10 281 10 12 10 1100 30 91 0 8 284 10 12 10 1200 33 75 0 7 217 9 12 10 1300 32 81 3 9 282 9 12 10 1400 30 87 2 11 237 9 12 10 1500 30 84 0 7 134 9 12 10 1600 29 100 0 5 120 9 12 10 1700 29 100 0 4 153 10 12 10 1800 29 100 0 3 207 10 12 10 1900 29 100 0 4 239 10 12 10 2000 29 89 0 2 212 10 12 10 2100 29 97 0 2 264 10 12 10 2200 29 88 0 2 182 10 12 10 2300 29 87 0 0 348 10 12 11 0 28 97 0 4 43 9 12 11 100 27 100 0 4 58 9 12 11 200 27 100 0 0 49 9 12 11 300 25 100 0 0 38 10 12 11 400 23 100 0 0 260 9 Page 1 12-11-2018 Northwest Avalanche Center Washington Department of Transportation Mt Washington, Washington Approx 6 mi SE of North Bend Wind direction unheated and may rime MM/DD Hour Batt Temp Wind Solar PST Volt Deg F Dir W/m2 4340' 4340' 4340' 4340' ------------------------------------------------ 12 10 500 12.5 30 194 0 12 10 600 12.5 30 198 0 12 10 700 12.5 29 215 0 12 10 800 12.5 29 198 0 12 10 900 12.5 29 215 0 12 10 1000 12.5 29 214 2 12 10 1100 12.5 29 205 3 12 10 1200 12.5 30 193 4 12 10 1300 12.5 29 176 2 12 10 1400 12.5 29 186 3 12 10 1500 12.5 29 202 1 12 10 1600 12.5 29 191 0 12 10 1700 12.5 28 206 0 12 10 1800 12.5 28 185 0 12 10 1900 12.5 29 184 0 12 10 2000 12.5 29 209 0 12 10 2100 12.5 29 197 0 12 10 2200 12.5 29 173 0 12 10 2300 12.5 28 154 0 12 11 0 12.5 28 127 0 12 11 100 12.5 28 151 0 12 11 200 12.5 28 151 0 12 11 300 12.5 28 124 0 12 11 400 12.5 29 148 0 Page 1 12-11-2018 Northwest Avalanche Center Alpental Ski Area, Washington Nov 19: wind measurements using new RMYoung instrument summit Denny Mtn 5520' RMYoung unheated and may rime Snow measurements not installed/calibrated for the season MM/DD Hour Temp Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total 24 Hr Total Inter PST F F F % % Avg Max Dir. Prec. Prec. Snow Snow Snow Snow Snow 5470' 4350' 3100' 3100' 5470' 5520' 5520' 5520' 3100' 3100' 3100' 3100' 4350' 4350' 5470' ------------------------------------------------------------------------------------------------------ 12 10 500 27 30 29 98 100 8 12 254 .04 .04 7 30 28 33 66 12 10 600 27 30 30 99 100 9 16 253 .01 .05 6 29 28 283 66 12 10 700 27 30 31 99 100 8 14 254 0 .05 6 29 28 32 66 12 10 800 26 30 32 99 100 8 14 254 .07 .12 0 28 28 34 66 12 10 900 26 31 33 99 100 9 14 251 .06 .18 0 28 28 35 65 12 10 1000 26 31 34 98 100 9 15 252 0 .18 0 30 27 283 67 12 10 1100 26 31 34 96 100 7 14 256 .01 .19 0 29 25 283 67 12 10 1200 27 33 34 97 100 7 12 251 .02 .21 0 30 32 283 66 12 10 1300 28 31 34 96 100 6 14 255 .02 .23 0 29 0 283 3 12 10 1400 26 32 33 99 100 8 15 252 .08 .31 0 29 1 32 3 12 10 1500 26 30 33 99 100 7 15 253 .02 .33 0 30 1 283 3 12 10 1600 26 29 33 99 100 6 9 250 .05 .38 0 30 2 283 3 12 10 1700 24 29 32 99 97 9 15 259 .01 .39 0 29 2 283 3 12 10 1800 25 29 33 99 97 7 10 256 0 .39 0 29 2 283 3 12 10 1900 25 29 33 100 99 6 9 248 0 .39 0 29 2 283 3 12 10 2000 26 29 32 99 100 5 8 235 0 .39 0 29 2 283 3 12 10 2100 26 29 33 100 100 6 9 241 .01 .4 0 30 1 283 3 12 10 2200 27 29 32 100 100 5 8 239 .01 .41 0 29 2 33 3 12 10 2300 26 29 33 99 100 5 7 213 0 .41 0 30 2 283 3 12 11 0 26 29 32 100 99 6 7 177 0 .41 0 30 2 32 3 12 11 100 25 28 32 100 98 5 8 169 0 .41 0 29 2 283 3 12 11 200 25 27 32 100 97 6 8 159 .01 .42 1 30 2 283 3 12 11 300 25 27 32 100 97 6 8 151 .03 .45 2 27 3 283 3 12 11 400 24 26 31 100 96 7 9 153 .03 .48 2 30 3 33 3 Total Prec. 3100' ------------------------------------------------------------------------ .48 Page 1 12-11-2018 Northwest Avalanche Center Alpental Ski Area, Washington Gill gage on summit building HT wind gages on summit, unheated and may rime TEST...TEST...TEST...TEST...TEST...TEST MM/DD Hour Gill Gill Gill Gill# HT HT HT PST Avg Max Dir. Max Avg Max Dir. 5470' 5470' 5470' 1177 5520' 5520' 5520' ------------------------------------------------------ 12 10 500 12 10 600 12 10 700 12 10 800 12 10 900 12 10 1000 12 10 1100 12 10 1200 12 10 1300 12 10 1400 12 10 1500 12 10 1600 12 10 1700 12 10 1800 12 10 1900 12 10 2000 12 10 2100 12 10 2200 12 10 2300 12 11 0 12 11 100 12 11 200 12 11 300 12 11 400 Page 1 12-11-2018 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' ------------------------------------------------------------------------------------ 12 10 500 31 31 27 95 1 4 192 .06 .06 7 211 1021 12 10 600 31 32 28 97 1 3 192 .02 .08 -0 211 1021 12 10 700 32 32 30 97 1 4 209 0 .08 -0 12 1021 12 10 800 32 32 31 97 3 6 213 .06 .14 -0 14 1022 12 10 900 31 31 32 96 2 5 214 .09 .23 0 10 1022 12 10 1000 31 32 33 95 2 5 214 .01 .24 0 15 1023 12 10 1100 31 32 34 92 1 5 249 0 .24 0 16 1023 12 10 1200 32 32 35 92 1 4 220 .02 .26 0 16 1022 12 10 1300 32 32 34 93 2 7 202 .02 .28 0 16 1022 12 10 1400 31 32 33 96 2 5 227 .1 .38 0 13 1022 12 10 1500 31 31 33 96 0 2 176 .02 .4 0 13 1022 12 10 1600 31 31 32 96 0 2 61 .05 .45 0 12 1022 12 10 1700 30 30 31 97 2 4 273 .01 .46 0 10 1022 12 10 1800 30 30 32 97 0 3 202 0 .46 0 11 1022 12 10 1900 30 31 32 97 0 2 74 0 .46 0 13 1022 12 10 2000 30 31 32 97 0 2 49 .01 .47 0 11 1022 12 10 2100 31 31 32 97 0 2 50 .01 .48 0 14 1022 12 10 2200 31 31 31 97 0 2 57 0 .48 0 211 1022 12 10 2300 31 30 32 97 1 2 107 0 .48 0 211 1022 12 11 0 30 30 32 98 3 3 93 0 .48 0 211 1021 12 11 100 29 29 31 98 2 3 84 0 .48 0 211 1020 12 11 200 29 29 31 98 2 4 99 .01 .49 1 211 1019 12 11 300 29 28 31 98 1 2 94 .03 .52 1 211 1019 12 11 400 28 28 30 98 1 2 97 .03 .55 2 211 1018 Total Prec. 3010' ------------------------------------------------------------------ .55 Page 1 12-11-2018 Northwest Avalanche Center Washington Department of Transportation Blewett Pass, WA Precipitation gauge occasionally measures condensation inside gage 12-10-18:Precip gauge not heated, not melting snow MM/DD Hour Temp RH Equip Hour Total 24 Hr Total Press PST F % Temp Prec. Prec. Snow Snow mb 4100' 4100' 4100' 4100' 4100' 4100' 4100' 4100' ------------------------------------------------------------ 12 10 500 29 100 28 0 0 3 13 1018 12 10 600 28 100 27 0 0 3 13 1018 12 10 700 29 100 27 0 0 3 12 1018 12 10 800 29 100 27 0 0 3 12 1019 12 10 900 30 95 29 0 0 3 13 1019 12 10 1000 33 86 33 0 0 3 12 1020 12 10 1100 35 77 48 .02 .02 3 12 1020 12 10 1200 34 76 44 .17 .19 3 12 1019 12 10 1300 36 78 42 .04 .23 3 13 1019 12 10 1400 32 84 34 .01 .24 3 13 1019 12 10 1500 32 86 33 0 .24 3 12 1019 12 10 1600 30 91 30 0 .24 3 13 1019 12 10 1700 30 91 30 0 .24 3 13 1019 12 10 1800 29 88 28 0 .24 3 13 1019 12 10 1900 28 89 27 0 .24 3 13 1020 12 10 2000 28 89 27 0 .24 3 13 1020 12 10 2100 29 89 28 0 .24 3 13 1020 12 10 2200 29 92 28 0 .24 3 13 1019 12 10 2300 27 95 27 0 .24 3 13 1019 12 11 0 27 97 26 0 .24 3 13 1019 12 11 100 28 98 27 0 .24 3 13 1018 12 11 200 28 99 28 0 .24 3 13 1017 12 11 300 28 100 28 0 .24 3 13 1017 12 11 400 28 100 28 0 .24 3 13 1016 Total Prec. 4100' ------------------------------------------ .24 Page 1 12-11-2018 Northwest Avalanche Center Mission Ridge Ski Area, Washington 12/4/18: Total Snowdepth Out MM/DD Hour Temp Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total PST F F F % % Avg Max Dir Prec. Prec. Snow Snow 6730' 5160' 4610' 6730' 5160' 6730' 6730' 6730' 5160' 5160' 5160' 5160' ------------------------------------------------------------------------------------ 12 10 500 24 29 32 94 100 35 55 267 0 0 3 9 12 10 600 24 29 32 94 100 36 56 265 .01 .01 0 9 12 10 700 23 28 31 93 100 34 52 265 0 .01 0 9 12 10 800 22 27 30 93 100 41 68 272 0 .01 0 11 12 10 900 23 27 31 92 100 40 63 267 0 .01 0 11 12 10 1000 23 27 30 92 100 40 73 269 0 .01 0 11 12 10 1100 24 28 31 92 100 37 56 268 0 .01 0 11 12 10 1200 24 27 30 91 100 32 53 267 0 .01 0 11 12 10 1300 23 27 30 91 100 39 67 264 0 .01 0 10 12 10 1400 22 27 30 92 100 43 63 261 0 .01 0 7 12 10 1500 22 27 30 92 100 35 59 258 0 .01 0 11 12 10 1600 22 27 30 92 100 32 52 263 0 .01 0 11 12 10 1700 22 27 30 92 100 32 49 264 0 .01 0 11 12 10 1800 21 27 30 92 100 35 51 256 0 .01 0 11 12 10 1900 20 26 29 92 100 33 54 257 0 .01 0 11 12 10 2000 20 26 29 92 100 30 44 254 0 .01 0 11 12 10 2100 20 26 29 92 99 33 46 257 0 .01 0 11 12 10 2200 20 26 28 91 96 35 52 258 0 .01 0 11 12 10 2300 20 26 28 91 97 29 39 255 0 .01 0 11 12 11 0 20 27 28 91 97 27 34 239 0 .01 0 11 12 11 100 21 27 30 92 99 34 43 240 0 .01 0 9 12 11 200 21 27 30 92 100 38 45 240 0 .01 0 8 12 11 300 21 27 30 92 100 36 47 239 .01 .02 0 10 12 11 400 21 27 30 92 100 40 51 239 .01 .03 0 11 Total Prec. 5160' ------------------------------------------------------------------------ .03 Page 1 12-11-2018 Northwest Avalanche Center Crystal Mountain Ski Area, Washington Occasional erratic total snowdepth readings - 12/4 MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total 24 Hr Total PST F F % % Min Avg Max Dir Prec. Prec. Snow Snow 6830' 4570' 6830' 4570' 6830' 6830' 6830' 6830' 4310' 4310' 4570' 4570' ------------------------------------------------------------------------------------ 12 10 500 23 28 98 95 6 11 17 250 0 0 6 13 12 10 600 24 29 98 94 1 6 16 259 .03 .03 7 12 12 10 700 23 29 98 94 1 6 11 270 .04 .07 7 -29 12 10 800 23 28 98 94 2 6 13 243 0 .07 7 12 12 10 900 23 30 98 91 2 9 21 268 .01 .08 7 12 12 10 1000 23 30 98 93 4 13 25 261 .01 .09 7 12 12 10 1100 23 34 97 81 2 6 16 223 0 .09 0 10 12 10 1200 24 32 98 87 1 6 13 225 0 .09 0 9 12 10 1300 24 33 98 83 3 7 14 220 0 .09 0 9 12 10 1400 25 31 98 89 1 6 12 252 0 .09 0 10 12 10 1500 25 31 98 92 0 4 8 236 0 .09 0 11 12 10 1600 23 30 98 95 2 6 14 248 .01 .1 0 11 12 10 1700 21 29 97 94 1 8 15 256 0 .1 0 13 12 10 1800 22 29 97 93 0 3 8 216 0 .1 0 12 12 10 1900 22 28 98 94 2 7 13 222 0 .1 0 14 12 10 2000 21 27 97 94 4 13 25 196 0 .1 0 11 12 10 2100 21 28 97 93 7 19 35 205 0 .1 0 11 12 10 2200 21 28 97 90 8 22 35 213 0 .1 0 11 12 10 2300 22 28 97 91 9 23 35 220 0 .1 0 11 12 11 0 22 29 97 89 9 24 39 217 0 .1 0 13 12 11 100 22 29 98 87 17 32 50 222 0 .1 0 12 12 11 200 23 30 98 85 14 36 57 221 0 .1 0 12 12 11 300 24 30 98 86 11 31 54 214 .01 .11 0 11 12 11 400 25 30 99 90 11 27 53 213 0 .11 1 11 Total Prec. 4310' ------------------------------------------------------------------------ .11 Page 1 12-11-2018 Northwest Avalanche Center Green Valley, Crystal Mountain Ski Area, Washington MM/DD Hour Temp 24 Hr Total PST F Snow Snow 6230' 6230' 6230' ------------------------------ 12 10 500 24 3 14 12 10 600 25 4 15 12 10 700 24 4 13 12 10 800 24 4 15 12 10 900 25 4 15 12 10 1000 26 4 15 12 10 1100 26 4 15 12 10 1200 27 4 15 12 10 1300 26 4 15 12 10 1400 27 4 15 12 10 1500 25 4 15 12 10 1600 24 0 15 12 10 1700 23 0 15 12 10 1800 23 0 16 12 10 1900 23 1 16 12 10 2000 23 0 16 12 10 2100 23 0 16 12 10 2200 23 0 16 12 10 2300 23 0 16 12 11 0 24 0 15 12 11 100 25 0 16 12 11 200 25 0 16 12 11 300 27 0 15 12 11 400 27 0 15 Page 1 12-11-2018 Northwest Avalanche Center Washington Department of Transportation Chinook Pass, Washington Wind gages unheated and may rime Dec.10th: Prec. gage heating not recording 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 10 500 24 27 95 98 0 0 219 49 0 0 377 12 10 600 24 26 95 98 0 0 217 49 0 0 377 12 10 700 24 26 95 97 0 0 216 49 0 0 377 12 10 800 23 26 94 98 0 0 216 49 0 0 377 12 10 900 23 27 95 97 0 0 222 50 0 0 377 12 10 1000 25 29 95 96 0 0 214 52 0 0 377 12 10 1100 25 30 95 95 0 0 212 51 0 0 377 12 10 1200 25 29 95 94 0 0 210 50 0 0 377 12 10 1300 25 28 95 95 0 0 207 48 0 0 377 12 10 1400 25 29 95 95 0 0 212 50 0 0 377 12 10 1500 25 29 95 96 0 0 217 48 0 0 377 12 10 1600 25 27 95 96 0 0 205 48 0 0 37 12 10 1700 23 26 94 98 0 0 217 47 0 0 377 12 10 1800 23 26 94 97 0 0 206 46 0 0 377 12 10 1900 23 26 94 97 0 0 205 47 0 0 377 12 10 2000 23 26 94 97 0 0 205 45 0 0 377 12 10 2100 23 26 94 98 0 0 200 45 0 0 377 12 10 2200 23 26 94 98 0 0 195 45 0 0 38 12 10 2300 23 25 94 98 0 0 200 45 0 0 37 12 11 0 23 26 94 99 0 0 204 44 0 0 377 12 11 100 23 26 94 99 0 1 212 44 .01 .01 377 12 11 200 24 26 94 98 0 3 182 43 0 .01 377 12 11 300 24 26 94 99 0 3 161 42 0 .01 377 12 11 400 24 26 95 99 0 3 164 43 0 .01 377 Total Prec. 5500' ------------------------------------------------------------------------ .01 Page 1 12-11-2018 Northwest Avalanche Center Sunrise, Mount Rainier National Park, Washington Wind gages unheated and may rime MM/DD Hour Temp Temp RH RH Wind Wind Wind Total PST F F % % Avg Max Dir Snow 6880' 6410' 6880' 6410' 6880' 6880' 6880' 6410' ------------------------------------------------------------ 12 10 500 23 24 99 96 6 10 280 24 12 10 600 22 23 98 96 6 11 319 26 12 10 700 22 22 99 96 4 10 330 26 12 10 800 21 22 97 96 3 7 252 223 12 10 900 22 22 98 96 7 18 294 27 12 10 1000 21 23 97 96 5 13 353 27 12 10 1100 24 24 97 96 5 14 215 26 12 10 1200 26 29 95 97 2 6 178 26 12 10 1300 25 28 96 97 0 3 135 26 12 10 1400 24 26 96 97 6 15 281 26 12 10 1500 23 25 93 96 2 7 277 26 12 10 1600 20 21 95 95 5 12 317 27 12 10 1700 19 19 95 95 6 11 301 27 12 10 1800 20 20 98 95 6 14 189 27 12 10 1900 19 18 98 94 4 7 107 27 12 10 2000 20 19 98 95 7 11 178 27 12 10 2100 20 20 98 95 7 8 172 27 12 10 2200 20 20 98 95 7 9 168 258 12 10 2300 20 21 98 95 8 10 167 27 12 11 0 20 21 97 95 9 12 172 26 12 11 100 21 21 98 96 8 11 167 27 12 11 200 21 22 99 96 12 20 170 26 12 11 300 22 23 99 96 14 19 174 26 12 11 400 23 24 99 96 13 19 177 47 Page 1 12-11-2018 Northwest Avalanche Center Paradise, Mt Rainier National Park, Washington 24 hr depth sensor replaced 11/28/2018 MM/DD Hour Temp RH Wind Wind Wind Hour Total 24 Hr Total Solar PST F % Avg Max Dir Prec. Prec. Snow Snow W/m2 5400' 5400' 5380' 5380' 5380' 5400' 5400' 5400' 5400' 5380' ------------------------------------------------------------------------ 12 10 500 28 97 10 16 262 .05 .05 11 36 0 12 10 600 28 97 10 15 259 .02 .07 11 37 0 12 10 700 28 97 12 19 264 0 .07 11 37 0 12 10 800 27 97 12 20 264 .01 .08 11 33 5 12 10 900 28 97 12 17 262 .03 .11 11 31 33 12 10 1000 29 95 12 17 260 0 .11 11 31 146 12 10 1100 29 95 12 17 267 0 .11 11 30 146 12 10 1200 30 94 13 19 260 0 .11 11 36 153 12 10 1300 29 95 12 17 259 0 .11 11 33 154 12 10 1400 28 96 12 16 261 .01 .12 11 36 96 12 10 1500 28 96 13 21 260 .01 .13 11 31 82 12 10 1600 26 95 13 25 259 0 .13 0 36 32 12 10 1700 26 97 12 18 258 0 .13 0 36 1 12 10 1800 26 97 12 18 259 .01 .14 0 34 0 12 10 1900 26 97 12 20 263 0 .14 0 34 0 12 10 2000 27 97 8 13 261 0 .14 0 33 0 12 10 2100 26 97 10 13 261 0 .14 0 31 0 12 10 2200 26 96 7 11 265 0 .14 0 31 0 12 10 2300 26 96 5 10 249 0 .14 0 30 0 12 11 0 27 96 5 9 273 0 .14 0 29 0 12 11 100 27 96 7 16 257 .02 .16 0 36 0 12 11 200 27 96 7 11 268 .04 .2 1 37 0 12 11 300 27 97 8 15 287 .07 .27 3 32 0 12 11 400 28 97 6 13 279 .08 .35 5 36 0 Total Prec. 5400' ------------------------------------------------------ .35 Page 1 12-11-2018 Northwest Avalanche Center Camp Muir, Mt Rainier National Park, Washington Wind gages unheated and may rime MM/DD Hour Temp RH Wind Wind Wind Wind Solar PST F % Min Avg Max Dir w/m2 10110' 10110' 10110' 10110' 10110' 10110' 10110' --------------------------------------------------------------- 12 10 500 11 94 7 14 23 239 0 12 10 600 9 93 9 18 28 239 0 12 10 700 8 91 6 13 22 239 0 12 10 800 10 93 4 10 21 239 32 12 10 900 10 92 5 15 26 239 182 12 10 1000 11 91 6 9 14 239 163 12 10 1100 11 85 6 11 20 239 302 12 10 1200 12 88 6 13 23 239 468 12 10 1300 10 92 20 26 36 239 299 12 10 1400 11 85 8 17 32 239 322 12 10 1500 10 61 10 17 24 239 250 12 10 1600 7 91 0 10 22 239 128 12 10 1700 9 75 0 2 4 239 5 12 10 1800 13 49 0 2 10 239 0 12 10 1900 10 59 0 2 5 238 0 12 10 2000 19 63 0 7 22 238 0 12 10 2100 19 59 6 15 29 239 0 12 10 2200 16 76 10 17 30 238 0 12 10 2300 13 86 13 20 30 238 0 12 11 0 14 97 18 25 32 238 0 12 11 100 16 96 29 39 51 239 0 12 11 200 17 96 35 47 57 238 0 12 11 300 17 96 34 46 54 239 0 12 11 400 19 97 31 44 59 239 0 Page 1 12-11-2018 Northwest Avalanche Center White Pass Ski Area, Washington New base station install planned for Dec '18 MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total Total PST F F % % Min Avg Max Dir Prec. Prec. Snow 5800' 4470' 5800' 4470' 5970' 5970' 5970' 5970' 5800' 5800' 5800' ------------------------------------------------------------------------------ 12 10 500 27 97 18 26 36 260 0 0 22 12 10 600 27 98 16 27 38 260 .01 .01 23 12 10 700 26 97 15 23 38 260 .01 .02 23 12 10 800 25 97 15 25 34 260 0 .02 23 12 10 900 26 96 21 29 38 260 .01 .03 22 12 10 1000 27 95 18 28 44 260 0 .03 22 12 10 1100 28 94 13 23 34 260 .01 .04 23 12 10 1200 26 96 19 31 44 260 .02 .06 23 12 10 1300 26 96 21 30 42 260 .01 .07 23 12 10 1400 26 96 16 27 39 260 .01 .08 24 12 10 1500 26 96 15 25 40 260 .01 .09 24 12 10 1600 26 96 11 21 33 260 0 .09 24 12 10 1700 25 97 10 19 31 260 .01 .1 24 12 10 1800 25 96 7 19 33 260 0 .1 24 12 10 1900 24 95 8 20 40 260 .01 .11 24 12 10 2000 24 95 9 18 34 260 .01 .12 24 12 10 2100 24 95 7 16 32 260 0 .12 24 12 10 2200 24 95 4 11 25 260 .01 .13 24 12 10 2300 24 95 2 8 20 260 0 .13 24 12 11 0 24 95 0 10 22 260 .01 .14 24 12 11 100 25 95 9 21 42 260 .01 .15 24 12 11 200 25 94 16 24 40 260 0 .15 24 12 11 300 25 95 8 25 44 260 0 .15 24 12 11 400 26 96 11 24 47 260 .01 .16 23 Total Prec. 5800' ------------------------------------------------------------------------ .16 Page 1 12-11-2018 Northwest Avalanche Center Mt St Helens, Coldwater Ridge Visitor Center, Washington Wind exposed site may affect precipitation measurements Temperature sensor may have warm bias MM/DD Hour Temp RH Wind Wind Wind Hour Total PST F % Avg Max Dir Prec. Prec. 3260' 3260' 3260' 3260' 3260' 3260' 3260' ------------------------------------------------------ 12 10 500 35 99 0 7 336 .05 .05 12 10 600 35 100 -0 0 47 0 .05 12 10 700 35 100 -0 0 81 .01 .06 12 10 800 35 100 -0 0 76 .02 .08 12 10 900 37 100 -0 0 227 0 .08 12 10 1000 38 100 -0 0 278 .01 .09 12 10 1100 38 97 0 6 242 0 .09 12 10 1200 38 97 2 8 280 0 .09 12 10 1300 41 96 0 0 229 0 .09 12 10 1400 40 92 0 2 215 0 .09 12 10 1500 40 95 0 5 285 0 .09 12 10 1600 39 96 -0 0 249 0 .09 12 10 1700 37 97 -0 0 165 0 .09 12 10 1800 37 96 0 1 137 0 .09 12 10 1900 37 97 0 2 150 0 .09 12 10 2000 37 96 0 5 160 0 .09 12 10 2100 37 96 0 6 168 0 .09 12 10 2200 37 93 2 9 162 0 .09 12 10 2300 38 92 4 13 166 0 .09 12 11 0 38 90 7 17 177 0 .09 12 11 100 39 89 7 14 164 0 .09 12 11 200 38 91 5 15 160 0 .09 12 11 300 37 95 6 20 153 0 .09 12 11 400 36 96 5 17 146 .02 .11 Total Prec. 3260' ------------------------------------------------------ .11 Page 1 12-11-2018 Northwest Avalanche Center Timberline Lodge, Oregon MM/DD Hour Temp RH Wind Wind Wind Wind Hour Total 24 Hr Total PST F % Min Avg Max Dir Prec. Prec. Snow Snow 5880' 5880' 6000' 6000' 6000' 6000' 5880' 5880' 5880' 5880' ------------------------------------------------------------------------ 12 10 500 27 100 -0 6 14 300 .05 .05 4 27 12 10 600 27 100 -0 4 12 288 .07 .12 4 27 12 10 700 27 100 -0 4 17 285 .06 .18 0 27 12 10 800 26 99 -0 3 12 289 .05 .23 0 23 12 10 900 27 99 -0 5 13 301 .03 .26 0 27 12 10 1000 27 96 -0 7 15 307 .01 .27 1 27 12 10 1100 28 96 3 8 16 302 .05 .32 1 28 12 10 1200 27 98 2 9 16 308 .04 .36 2 22 12 10 1300 27 98 -0 6 14 304 0 .36 1 27 12 10 1400 26 96 -0 5 13 303 0 .36 2 21 12 10 1500 27 98 -0 5 13 303 0 .36 0 20 12 10 1600 26 98 -0 2 7 296 .02 .38 2 23 12 10 1700 26 99 -0 2 7 300 0 .38 2 24 12 10 1800 25 96 0 4 11 312 0 .38 2 22 12 10 1900 24 95 3 6 11 320 0 .38 2 25 12 10 2000 24 90 0 4 9 329 0 .38 2 24 12 10 2100 23 91 1 5 9 335 0 .38 1 24 12 10 2200 23 91 0 4 8 323 0 .38 1 24 12 10 2300 24 89 -0 4 9 316 0 .38 2 24 12 11 0 24 86 0 6 12 311 0 .38 2 26 12 11 100 26 87 1 7 12 311 0 .38 2 24 12 11 200 26 88 -0 6 14 309 0 .38 2 24 12 11 300 26 90 0 5 13 301 0 .38 2 23 12 11 400 25 97 -0 4 14 295 .03 .41 2 25 Total Prec. 5880' ------------------------------------------------------------ .41 Page 1 12-11-2018 Northwest Avalanche Center Top of The Magic Mile chair, Timberline, Oregon Wind direction out - no timetable for repairs Wind speed not heating and may rime MM/DD Hour Temp RH Wind Wind Wind Wind PST F % Min Avg Max Dir 7000' 7000' 7000' 7000' 7000' 7000' ------------------------------------------------ 12 10 500 24 98 5 11 17 212 12 10 600 24 98 7 11 16 210 12 10 700 24 98 6 10 20 209 12 10 800 23 96 5 9 16 215 12 10 900 24 96 3 9 16 202 12 10 1000 27 93 5 7 11 204 12 10 1100 26 92 4 8 14 206 12 10 1200 26 92 4 8 16 215 12 10 1300 26 94 3 7 13 208 12 10 1400 25 93 4 6 9 216 12 10 1500 25 93 4 6 10 210 12 10 1600 23 96 2 5 8 215 12 10 1700 23 97 1 3 6 217 12 10 1800 22 95 1 3 6 222 12 10 1900 22 94 2 3 6 210 12 10 2000 22 94 2 3 6 213 12 10 2100 21 88 1 3 7 212 12 10 2200 21 89 2 3 5 212 12 10 2300 22 82 3 4 8 212 12 11 0 22 80 4 7 12 208 12 11 100 23 83 5 9 14 212 12 11 200 23 81 4 9 16 214 12 11 300 23 93 6 11 17 213 12 11 400 23 99 5 9 14 217 Page 1 12-11-2018 Northwest Avalanche Center Mt Hood Meadows Ski Area, Oregon MM/DD Hour Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total Press PST F F % % Avg Max Dir Prec. Prec. Snow Snow mb 6540' 5380' 6540' 5380' 6540' 6540' 6540' 5380' 5380' 5380' 5380' 5380' ------------------------------------------------------------------------------------ 12 10 500 23 29 90 91 14 20 268 .04 .04 2 41 1019 12 10 600 23 29 90 91 13 19 284 .05 .09 0 25 1019 12 10 700 24 29 91 93 13 20 187 .03 .12 0 25 1019 12 10 800 22 29 90 85 14 20 274 .02 .14 0 37 1019 12 10 900 22 28 90 89 15 22 257 0 .14 0 25 1020 12 10 1000 22 30 87 80 19 24 271 .01 .15 0 25 1020 12 10 1100 23 29 87 86 18 25 269 0 .15 0 25 1020 12 10 1200 24 29 88 89 19 26 237 .01 .16 0 25 1020 12 10 1300 22 30 86 84 20 27 252 0 .16 0 25 1019 12 10 1400 22 29 83 83 18 25 264 0 .16 0 25 1019 12 10 1500 23 29 83 84 18 25 254 0 .16 0 24 1020 12 10 1600 22 28 86 88 13 21 252 0 .16 1 22 1020 12 10 1700 22 28 79 89 16 21 271 0 .16 1 24 1020 12 10 1800 22 27 63 85 16 21 262 0 .16 1 25 1020 12 10 1900 24 26 43 86 12 19 264 0 .16 1 23 1020 12 10 2000 23 27 63 82 11 16 265 0 .16 1 25 1020 12 10 2100 24 26 56 80 10 19 283 0 .16 1 26 1020 12 10 2200 24 26 47 76 12 19 250 0 .16 1 26 1019 12 10 2300 25 27 50 71 14 20 273 0 .16 1 25 1019 12 11 0 24 29 56 65 16 23 258 0 .16 1 25 1019 12 11 100 25 30 60 66 18 26 238 0 .16 1 25 1019 12 11 200 25 30 58 66 19 27 272 0 .16 1 25 1019 12 11 300 23 29 82 78 15 24 227 0 .16 1 25 1018 12 11 400 23 28 90 90 13 27 251 .02 .18 1 26 1017 Total Prec. 5380' ------------------------------------------------------------------ .18 Page 1 12-11-2018 Northwest Avalanche Center Top of Cascade Express, Mt Hood Meadows Ski Area, Oregon Wind gages heated but building structure may cause rime around instruments MM/DD Hour Temp RH Wind Wind Wind Wind PST F % Min Avg Max Dir 7300' 7300' 7300 7300' 7300' 7300' ------------------------------------------------ 12 10 500 22 92 5 23 34 248 12 10 600 23 92 8 22 32 237 12 10 700 23 92 6 22 36 238 12 10 800 21 92 6 23 33 253 12 10 900 24 91 3 21 32 248 12 10 1000 24 90 9 26 36 261 12 10 1100 24 90 11 29 38 260 12 10 1200 23 91 10 29 39 262 12 10 1300 23 90 8 27 37 255 12 10 1400 21 90 8 25 34 261 12 10 1500 21 91 12 27 37 261 12 10 1600 22 91 1 21 32 247 12 10 1700 20 90 8 23 32 260 12 10 1800 20 90 4 22 32 260 12 10 1900 19 87 3 20 28 261 12 10 2000 19 85 6 21 27 265 12 10 2100 20 69 7 19 26 246 12 10 2200 20 58 6 22 31 242 12 10 2300 22 65 8 23 33 238 12 11 0 21 66 12 26 35 247 12 11 100 22 71 7 28 37 240 12 11 200 22 75 11 30 41 236 12 11 300 21 90 8 29 38 229 12 11 400 23 92 5 26 36 238 Page 1 12-11-2018 Northwest Avalanche Center Ski Bowl Ski Area, Government Camp, Oregon MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total Total PST F F % % Min Avg Max Dir Prec. Prec. Snow 5010' 3660' 5010' 3660' 5010' 5010' 5010' 5010' 3660' 3660' 5010' ------------------------------------------------------------------------------ 12 10 500 31 33 97 97 0 2 6 305 .06 .06 12 12 10 600 31 33 98 98 0 3 10 315 .04 .1 10 12 10 700 30 32 98 98 1 5 12 310 .02 .12 160 12 10 800 31 33 98 98 1 4 12 315 .02 .14 13 12 10 900 31 33 97 97 0 4 12 322 .02 .16 11 12 10 1000 32 33 94 97 0 3 8 333 .02 .18 13 12 10 1100 33 34 91 96 0 3 8 334 .01 .19 14 12 10 1200 32 33 94 96 0 2 6 332 0 .19 13 12 10 1300 32 33 93 97 0 2 6 320 0 .19 13 12 10 1400 32 33 93 97 0 2 7 321 0 .19 13 12 10 1500 32 33 94 97 0 2 6 311 .01 .2 15 12 10 1600 33 33 90 97 0 2 6 305 .01 .21 14 12 10 1700 32 32 89 97 0 1 4 301 0 .21 14 12 10 1800 31 32 89 98 0 1 3 295 0 .21 14 12 10 1900 31 32 88 98 0 2 6 293 0 .21 14 12 10 2000 31 32 86 98 0 2 4 291 0 .21 14 12 10 2100 29 31 90 98 0 1 4 292 0 .21 14 12 10 2200 29 31 91 98 1 2 4 277 0 .21 14 12 10 2300 29 31 88 98 1 2 4 285 0 .21 14 12 11 0 29 32 90 98 1 3 7 281 0 .21 14 12 11 100 31 32 86 98 0 2 6 285 0 .21 14 12 11 200 29 32 90 98 0 3 5 282 0 .21 14 12 11 300 30 32 86 98 0 3 6 274 0 .21 13 12 11 400 30 32 94 98 0 3 10 261 0 .21 12 Total Prec. 3660' ------------------------------------------------------------------------ .21 Page 1