12-16-2019 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 15 100 20 94 -0 0 3 311 0 0 234 12 15 200 20 94 -0 0 3 343 0 0 234 12 15 300 19 94 -0 0 3 351 0 0 234 12 15 400 20 94 -0 0 6 303 0 0 234 12 15 500 19 95 -0 2 7 317 0 0 234 12 15 600 19 94 -0 1 5 257 0 0 234 12 15 700 18 93 -0 1 5 275 0 0 234 12 15 800 18 93 -0 0 1 288 0 0 234 12 15 900 19 91 -0 2 5 313 0 0 234 12 15 1000 22 91 -0 0 4 324 0 0 234 12 15 1100 26 92 -0 0 2 223 0 0 234 12 15 1200 25 93 -0 0 0 218 0 0 234 12 15 1300 26 93 -0 0 3 195 0 0 234 12 15 1400 26 93 -0 0 0 179 0 0 234 12 15 1500 24 94 -0 1 5 178 0 0 234 12 15 1600 21 94 0 4 7 169 0 0 234 12 15 1700 21 94 4 6 9 161 0 0 234 12 15 1800 21 92 2 5 8 156 0 0 234 12 15 1900 20 92 2 4 6 158 0 0 234 12 15 2000 21 92 3 5 8 158 0 0 234 12 15 2100 20 91 4 7 10 154 0 0 12 12 15 2200 20 91 6 9 12 153 0 0 15 12 15 2300 21 93 7 10 15 154 0 0 234 12 16 0 22 94 7 10 14 149 0 0 234 Total Prec. 5250' ------------------------------------------------------------ 0 Page 1 12-16-2019 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 15 100 21 24 66 97 0 0 1 169 0 0 3 34 12 15 200 21 25 69 98 0 0 4 169 0 0 3 34 12 15 300 21 24 69 97 0 0 2 169 0 0 2 34 12 15 400 21 24 68 98 0 0 1 169 0 0 2 32 12 15 500 21 24 70 98 0 0 3 169 .07 .07 46 33 12 15 600 21 24 67 97 0 0 4 169 .03 .1 5 35 12 15 700 21 24 67 97 0 0 4 169 .01 .11 3 33 12 15 800 21 23 67 97 0 0 1 169 0 .11 0 33 12 15 900 22 25 68 96 0 0 0 169 0 .11 0 34 12 15 1000 23 26 68 94 0 0 1 169 0 .11 0 33 12 15 1100 25 28 71 90 0 0 1 169 0 .11 0 33 12 15 1200 28 30 69 89 0 0 1 169 0 .11 0 32 12 15 1300 25 31 68 85 0 0 1 168 0 .11 0 32 12 15 1400 24 31 69 89 0 0 1 168 0 .11 -0 31 12 15 1500 24 26 68 94 0 0 0 168 0 .11 0 33 12 15 1600 22 25 68 96 0 0 3 168 0 .11 0 33 12 15 1700 21 25 68 96 0 2 4 168 0 .11 0 34 12 15 1800 21 24 71 96 0 1 2 168 0 .11 0 34 12 15 1900 21 24 72 96 0 0 3 168 0 .11 0 34 12 15 2000 20 23 74 95 0 2 3 168 0 .11 0 34 12 15 2100 20 23 69 97 0 2 3 168 0 .11 0 33 12 15 2200 19 22 63 94 0 2 3 168 0 .11 0 34 12 15 2300 20 23 65 95 0 2 4 168 0 .11 0 32 12 16 0 19 22 62 94 0 2 4 168 0 .11 0 32 Total Prec. 4210' ------------------------------------------------------------------------ .11 Page 1 12-16-2019 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 15 100 16 13 95 87 6 9 251 44 0 0 24 12 15 200 16 14 93 87 3 6 252 44 0 0 25 12 15 300 15 14 95 86 3 9 299 46 0 0 24 12 15 400 14 14 95 86 6 10 250 44 0 0 25 12 15 500 15 13 94 90 7 11 237 43 0 0 25 12 15 600 14 14 94 88 5 9 247 43 .01 .01 25 12 15 700 15 17 93 87 4 9 242 43 0 .01 25 12 15 800 14 16 94 88 2 7 47 44 0 .01 25 12 15 900 15 18 95 86 4 9 224 45 0 .01 25 12 15 1000 15 18 94 87 4 10 227 47 0 .01 25 12 15 1100 19 21 95 83 4 8 220 51 0 .01 25 12 15 1200 21 22 93 78 4 12 239 53 0 .01 24 12 15 1300 20 22 94 78 3 8 231 53 .01 .02 24 12 15 1400 21 22 93 78 3 5 216 49 0 .02 24 12 15 1500 17 20 94 82 4 8 212 49 0 .02 24 12 15 1600 15 19 94 83 5 9 233 48 0 .02 24 12 15 1700 14 18 94 84 6 13 236 46 0 .02 24 12 15 1800 14 15 94 87 6 10 235 45 0 .02 24 12 15 1900 13 13 94 87 5 9 255 43 0 .02 24 12 15 2000 13 14 94 89 10 14 240 46 .01 .03 24 12 15 2100 13 13 93 87 13 17 246 42 0 .03 23 12 15 2200 12 13 92 85 11 17 253 40 0 .03 24 12 15 2300 16 14 65 86 9 15 281 39 0 .03 24 12 16 0 13 14 82 85 9 16 278 39 0 .03 24 Total Prec. 5450' ------------------------------------------------------------------------ .03 Page 1 12-16-2019 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 15 100 18 90 0 0 0 0 0 0 0 8 12 15 200 17 91 0 0 0 0 0 0 0 8 12 15 300 17 91 0 0 0 0 0 0 0 8 12 15 400 18 91 0 0 0 0 0 0 0 8 12 15 500 16 91 -0 0 0 0 0 0 0 8 12 15 600 16 92 0 0 0 0 0 0 0 8 12 15 700 15 92 0 0 0 0 0 0 0 8 12 15 800 13 90 0 0 0 0 0 0 0 8 12 15 900 13 89 4 0 0 0 0 0 0 8 12 15 1000 17 89 6 0 0 0 0 0 0 7 12 15 1100 21 87 6 0 0 0 0 0 0 8 12 15 1200 21 89 3 0 0 0 0 0 0 7 12 15 1300 21 90 3 0 0 0 0 0 0 7 12 15 1400 21 91 2 0 0 0 0 0 0 7 12 15 1500 20 91 2 0 0 0 0 0 0 7 12 15 1600 20 92 0 0 0 0 0 0 0 7 12 15 1700 18 91 0 0 0 0 0 0 0 7 12 15 1800 16 91 0 0 0 0 0 0 0 7 12 15 1900 14 90 0 0 0 0 0 0 0 7 12 15 2000 11 89 0 0 0 0 0 0 0 7 12 15 2100 11 88 0 0 0 0 0 0 0 7 12 15 2200 9 88 0 0 0 0 0 0 0 7 12 15 2300 10 89 0 0 0 0 0 0 0 7 12 16 0 13 92 0 0 0 0 0 0 0 7 Total Prec. 2170' ------------------------------------------------------------ 0 Page 1 12-16-2019 Northwest Avalanche Center Tye Mill and Skyline, 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 15 100 23 23 0 9 16 280 12 15 200 22 22 2 10 17 274 12 15 300 22 22 8 13 18 275 12 15 400 22 22 7 13 17 269 12 15 500 22 22 0 7 18 284 12 15 600 22 22 0 13 28 280 12 15 700 22 22 8 14 25 272 12 15 800 22 22 4 12 22 277 12 15 900 22 22 2 9 18 271 12 15 1000 21 22 5 10 20 275 12 15 1100 22 24 5 11 19 274 12 15 1200 22 23 0 10 20 281 12 15 1300 22 26 4 16 25 280 12 15 1400 21 26 0 11 20 284 12 15 1500 21 23 0 9 22 285 12 15 1600 21 22 0 11 19 283 12 15 1700 21 21 0 10 16 280 12 15 1800 21 21 4 10 15 277 12 15 1900 19 20 0 10 15 282 12 15 2000 20 20 0 9 16 286 12 15 2100 20 20 0 2 7 290 12 15 2200 20 20 0 2 8 245 12 15 2300 20 20 0 2 9 266 12 16 0 19 19 0 4 10 273 Page 1 12-16-2019 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 15 100 28 94 .01 .01 4 22 1011 12 15 200 28 95 0 .01 3 22 1011 12 15 300 28 94 0 .01 3 23 1012 12 15 400 27 94 0 .01 3 22 1012 12 15 500 27 92 .01 .02 3 22 1012 12 15 600 27 94 .03 .05 0 23 1012 12 15 700 27 93 .04 .09 1 280 1013 12 15 800 27 94 .03 .12 2 24 1014 12 15 900 27 94 .02 .14 2 24 1014 12 15 1000 27 92 0 .14 2 23 1015 12 15 1100 28 89 0 .14 2 23 1016 12 15 1200 28 91 .01 .15 2 23 1016 12 15 1300 28 90 0 .15 0 23 1016 12 15 1400 28 90 0 .15 2 23 1017 12 15 1500 28 91 0 .15 2 23 1017 12 15 1600 27 93 0 .15 2 23 1018 12 15 1700 26 94 0 .15 2 23 1018 12 15 1800 26 94 0 .15 2 23 1018 12 15 1900 26 94 0 .15 2 23 1019 12 15 2000 25 92 0 .15 2 23 1019 12 15 2100 25 93 0 .15 2 23 1019 12 15 2200 25 90 0 .15 2 23 1020 12 15 2300 23 89 0 .15 2 23 1020 12 16 0 22 89 0 .15 2 23 1021 Total Prec. 3950' ------------------------------------ .15 Page 1 12-16-2019 Northwest Avalanche Center Brooks Chair, Stevens Pass Ski Area, Washington MM/DD Hour Temp RH Hour Total 24 Hr Total PST F % Prec. Prec. Snow Snow 4800' 4800' 4800' 4800' 4800' 4800' ------------------------------------------------ 12 15 100 24 95 0 0 3 19 12 15 200 24 94 0 0 3 20 12 15 300 23 94 0 0 3 20 12 15 400 23 94 .01 .01 3 20 12 15 500 23 95 0 .01 3 22 12 15 600 23 92 0 .01 3 22 12 15 700 24 95 .04 .05 2 21 12 15 800 23 95 .01 .06 3 21 12 15 900 23 93 .01 .07 4 21 12 15 1000 23 91 .02 .09 0 22 12 15 1100 25 90 .01 .1 0 20 12 15 1200 25 91 0 .1 0 20 12 15 1300 25 90 .01 .11 0 18 12 15 1400 24 93 .02 .13 0 22 12 15 1500 23 92 0 .13 0 22 12 15 1600 22 94 0 .13 0 22 12 15 1700 22 93 0 .13 0 22 12 15 1800 22 94 0 .13 0 22 12 15 1900 21 92 0 .13 0 23 12 15 2000 22 93 0 .13 0 22 12 15 2100 21 91 0 .13 0 23 12 15 2200 21 91 0 .13 0 22 12 15 2300 20 92 0 .13 0 23 12 16 0 20 92 0 .13 0 23 Total Prec. 4800' ------------------------------------ .13 Page 1 12-16-2019 Northwest Avalanche Center Washington Department of Transportation Grace Lakes, Stevens Pass, Washington 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 15 100 24 95 23 103 12 15 200 24 95 23 102 12 15 300 23 95 22 100 12 15 400 23 95 23 101 12 15 500 23 95 24 101 12 15 600 23 94 22 101 12 15 700 23 95 23 101 12 15 800 23 94 25 101 12 15 900 23 94 22 100 12 15 1000 24 93 23 98 12 15 1100 25 93 23 98 12 15 1200 25 93 25 96 12 15 1300 25 91 22 94 12 15 1400 25 92 25 96 12 15 1500 24 92 25 97 12 15 1600 23 93 25 97 12 15 1700 22 94 25 98 12 15 1800 22 94 20 99 12 15 1900 22 92 24 98 12 15 2000 21 94 21 99 12 15 2100 21 93 23 98 12 15 2200 21 93 22 97 12 15 2300 20 93 22 97 12 16 0 19 92 20 96 Page 1 12-16-2019 Northwest Avalanche Center Washington Department of Transportation Berne Snow Camp (8 miles east of Stevens Pass), Washington 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 15 100 30 94 .01 .01 1 161 1012 12 15 200 31 94 0 .01 1 161 1012 12 15 300 31 94 .01 .02 2 161 1012 12 15 400 30 94 0 .02 2 161 1012 12 15 500 30 94 0 .02 2 161 1012 12 15 600 30 94 .02 .04 2 161 1012 12 15 700 30 94 0 .04 2 161 1013 12 15 800 29 94 0 .04 1 161 1014 12 15 900 30 93 0 .04 1 161 1015 12 15 1000 30 92 0 .04 2 161 1016 12 15 1100 33 90 0 .04 1 161 1016 12 15 1200 33 88 0 .04 2 161 1016 12 15 1300 33 89 .01 .05 2 7 1016 12 15 1400 33 86 0 .05 2 9 1017 12 15 1500 32 84 .01 .06 2 9 1018 12 15 1600 31 89 0 .06 2 8 1018 12 15 1700 30 91 0 .06 2 161 1018 12 15 1800 29 93 0 .06 2 161 1019 12 15 1900 29 93 0 .06 2 161 1019 12 15 2000 28 93 0 .06 2 161 1019 12 15 2100 28 93 0 .06 2 161 1020 12 15 2200 28 91 0 .06 2 161 1020 12 15 2300 28 91 0 .06 2 161 1021 12 16 0 26 91 0 .06 2 161 1021 Total Prec. 2700' ------------------------------------ .06 Page 1 12-16-2019 Northwest Avalanche Center Dirty Face Mountain, Washington Wind gages unheated and may rime MM/DD Hour Temp RH Wind Wind Wind Wind PST F % Min Avg Max Dir 5980' 5980' 5980' 5980' 5980' 5980' ------------------------------------------------ 12 15 100 19 93 0 0 0 269 12 15 200 19 93 0 0 0 261 12 15 300 19 93 0 0 0 264 12 15 400 18 93 0 0 0 267 12 15 500 19 93 0 0 0 266 12 15 600 19 92 0 0 0 274 12 15 700 19 92 0 0 0 252 12 15 800 18 93 0 0 0 257 12 15 900 18 93 0 0 0 277 12 15 1000 20 93 0 0 0 272 12 15 1100 22 93 0 0 0 253 12 15 1200 25 93 0 0 0 237 12 15 1300 25 94 0 0 0 236 12 15 1400 21 93 0 0 0 222 12 15 1500 21 93 0 0 0 240 12 15 1600 20 93 0 0 0 235 12 15 1700 17 92 0 0 0 258 12 15 1800 17 92 0 0 0 259 12 15 1900 16 92 0 0 0 257 12 15 2000 16 92 0 0 0 276 12 15 2100 16 92 0 0 0 278 12 15 2200 15 92 0 0 0 279 12 15 2300 16 92 0 0 0 283 12 16 0 15 92 0 0 0 282 Page 1 12-16-2019 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 15 100 31 96 0 0 0 110 0 0 0 4 12 15 200 31 96 0 0 0 110 0 0 0 4 12 15 300 30 95 0 0 0 109 0 0 0 4 12 15 400 29 95 0 0 0 108 0 0 0 4 12 15 500 29 94 0 0 0 108 0 0 0 4 12 15 600 28 94 0 0 1 107 0 0 0 3 12 15 700 28 95 0 0 0 105 0 0 0 3 12 15 800 28 95 0 0 0 104 0 0 0 3 12 15 900 28 95 0 0 0 100 0 0 0 4 12 15 1000 30 93 0 0 0 95 0 0 0 3 12 15 1100 33 89 0 0 0 95 0 0 0 3 12 15 1200 34 92 0 0 1 111 0 0 0 3 12 15 1300 36 85 0 0 3 240 0 0 0 4 12 15 1400 38 73 0 0 3 285 0 0 0 4 12 15 1500 36 75 0 0 2 295 0 0 0 4 12 15 1600 34 79 0 0 3 275 0 0 0 4 12 15 1700 32 84 0 0 2 277 0 0 0 3 12 15 1800 32 84 0 0 0 290 0 0 0 4 12 15 1900 28 91 0 0 2 296 0 0 0 3 12 15 2000 26 95 0 0 0 35 0 0 0 4 12 15 2100 25 96 0 0 1 53 0 0 0 3 12 15 2200 24 97 0 0 1 27 0 0 0 3 12 15 2300 23 97 0 0 0 21 0 0 0 4 12 16 0 22 96 0 0 0 24 0 0 0 3 Total Prec. 1930' ------------------------------------------------------------ 0 Page 1 12-16-2019 Northwest Avalanche Center Washington Department of Transportation Tumwater Mountain and Leavenworth, Washington Wind gages unheated and may rime MM/DD Hour Temp Temp RH RH Wind Wind Wind Hour Total 24 hr Total Total PST F F % % Avg Max Dir Prec. Prec. Snow Snow Snow 4180' 1190' 4180' 1190' 4180' 4180' 4180' 1190' 1190 1190' 1190' 4180' ------------------------------------------------------------------------------------ 12 15 100 27 32 74 97 3 6 16 0 0 -0 -0 0 12 15 200 28 32 69 98 2 8 354 0 0 -0 -0 3 12 15 300 27 32 75 97 7 16 307 0 0 -0 -0 6 12 15 400 27 32 68 96 5 10 299 0 0 -0 -0 5 12 15 500 26 32 75 94 5 18 310 0 0 -0 -0 8 12 15 600 27 32 70 91 5 10 305 0 0 -0 -0 7 12 15 700 26 31 76 91 4 10 318 0 0 -0 -0 4 12 15 800 25 31 90 93 4 11 106 0 0 -0 -0 3 12 15 900 27 31 68 94 2 5 321 0 0 -0 -0 7 12 15 1000 28 32 67 92 4 10 287 0 0 -0 -0 7 12 15 1100 28 33 61 89 5 7 275 0 0 -0 -0 6 12 15 1200 29 33 66 89 7 13 284 0 0 -0 -1 1 12 15 1300 30 35 62 84 12 21 273 0 0 -0 -1 6 12 15 1400 30 35 59 87 7 15 280 0 0 -0 -1 6 12 15 1500 28 34 56 89 14 26 282 0 0 -0 -0 3 12 15 1600 27 32 60 94 12 27 287 0 0 -0 -0 2 12 15 1700 26 31 62 98 14 29 283 0 0 -0 -0 5 12 15 1800 26 30 61 99 13 23 287 0 0 -0 -0 6 12 15 1900 26 31 59 99 8 13 299 0 0 -0 -0 6 12 15 2000 25 31 62 98 6 12 308 0 0 -0 -0 6 12 15 2100 25 30 62 98 7 13 311 0 0 -0 -0 6 12 15 2200 24 30 72 97 6 11 296 0 0 -0 -0 7 12 15 2300 23 29 77 96 1 5 330 0 0 -0 -0 5 12 16 0 24 29 73 95 0 3 113 0 0 -0 -0 6 Total Prec. 1190 ------------------------------------------------------------------ 0 Page 1 12-16-2019 Northwest Avalanche Center Washington Department of Transportation Mt Washington (about 6 miles SE of North Bend), Washington 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 15 100 12.4 25 207 0 12 15 200 12.4 25 207 0 12 15 300 12.4 25 207 0 12 15 400 12.4 24 208 0 12 15 500 12.4 25 195 0 12 15 600 12.4 24 338 0 12 15 700 12.4 24 282 0 12 15 800 12.4 24 92 0 12 15 900 12.4 24 33 0 12 15 1000 12.4 25 33 0 12 15 1100 12.5 25 66 0 12 15 1200 12.5 26 185 1 12 15 1300 12.6 27 185 0 12 15 1400 12.5 26 194 0 12 15 1500 12.7 27 201 0 12 15 1600 12.5 25 194 0 12 15 1700 12.5 24 194 0 12 15 1800 12.4 23 194 0 12 15 1900 12.4 23 194 0 12 15 2000 12.4 23 194 0 12 15 2100 12.4 23 194 0 12 15 2200 12.4 22 194 0 12 15 2300 12.4 23 194 0 12 16 0 12.4 23 194 0 Page 1 12-16-2019 Northwest Avalanche Center Alpental Ski Area, Washington Wind gages unheated and may rime 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 15 100 22 26 30 98 95 0 0 0 0 0 0 15 6 283 6 12 15 200 21 25 31 98 94 0 0 0 .01 .01 0 14 6 283 6 12 15 300 22 25 31 99 94 0 0 0 0 .01 0 15 6 283 7 12 15 400 22 26 30 99 94 0 0 0 .01 .02 0 14 6 283 7 12 15 500 22 25 30 99 95 0 0 0 .03 .05 2 15 7 33 8 12 15 600 21 25 30 99 94 0 0 0 .01 .06 2 15 7 36 8 12 15 700 22 25 30 99 94 0 0 0 .01 .07 0 15 7 36 8 12 15 800 21 25 30 99 93 0 0 0 .01 .08 0 16 8 36 9 12 15 900 20 25 30 99 93 0 0 0 0 .08 0 16 8 37 8 12 15 1000 22 27 31 96 93 0 0 0 .02 .1 0 16 8 36 8 12 15 1100 23 27 31 97 94 0 0 0 .01 .11 0 16 8 36 9 12 15 1200 22 28 31 95 93 0 0 0 0 .11 0 17 8 36 9 12 15 1300 24 28 31 96 93 0 0 0 0 .11 0 16 8 34 9 12 15 1400 25 27 31 96 93 0 0 0 0 .11 0 16 29 283 9 12 15 1500 23 27 31 97 92 0 0 0 0 .11 0 18 9 283 9 12 15 1600 22 25 30 97 94 0 0 0 0 .11 0 18 8 36 9 12 15 1700 23 25 30 98 93 0 0 0 .01 .12 0 19 9 283 9 12 15 1800 22 24 29 99 93 0 0 0 0 .12 0 18 8 283 9 12 15 1900 20 23 29 98 93 0 0 0 0 .12 0 19 8 283 9 12 15 2000 20 23 28 98 92 0 0 0 0 .12 0 18 8 283 9 12 15 2100 20 23 27 96 93 0 0 0 0 .12 0 18 8 283 9 12 15 2200 20 23 26 96 92 0 0 0 0 .12 0 18 8 283 9 12 15 2300 20 23 26 97 91 0 0 0 0 .12 0 18 8 35 9 12 16 0 19 23 25 96 93 0 0 0 0 .12 0 18 8 283 8 Total Prec. 3100' ------------------------------------------------------------------------ .12 Page 1 12-16-2019 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' ------------------------------------------------------------------------------------ 12 15 100 28 27 31 100 9 13 228 .01 .01 0 8 1014 12 15 200 28 27 30 99 9 16 227 0 .01 0 10 1015 12 15 300 28 27 31 100 10 15 236 .01 .02 0 9 1015 12 15 400 27 27 30 99 11 14 224 0 .02 0 9 1015 12 15 500 28 27 31 100 11 16 224 .01 .03 -0 209 1015 12 15 600 28 27 30 99 11 15 223 0 .03 0 8 1016 12 15 700 28 26 30 100 11 17 235 0 .03 0 12 1016 12 15 800 27 26 30 99 13 20 235 .01 .04 0 12 1017 12 15 900 27 26 31 97 13 19 240 0 .04 0 209 1018 12 15 1000 27 27 32 90 13 19 233 .02 .06 0 209 1019 12 15 1100 28 29 34 90 11 15 223 .03 .09 -0 11 1019 12 15 1200 29 30 32 92 13 18 215 .04 .13 0 12 1019 12 15 1300 28 32 32 93 11 15 222 .03 .16 0 12 1020 12 15 1400 27 29 32 90 14 21 220 .02 .18 0 11 1020 12 15 1500 29 28 33 92 10 16 224 .05 .23 0 209 1021 12 15 1600 29 27 31 97 6 10 223 .02 .25 0 209 1021 12 15 1700 27 26 30 97 10 22 226 0 .25 -0 209 1022 12 15 1800 27 26 30 98 7 12 232 .01 .26 -0 209 1022 12 15 1900 27 26 29 99 4 7 246 0 .26 0 209 1022 12 15 2000 26 26 28 97 6 11 223 0 .26 0 209 1022 12 15 2100 26 25 27 99 4 10 256 0 .26 0 12 1023 12 15 2200 25 25 27 99 5 12 289 0 .26 0 209 1023 12 15 2300 25 25 27 97 5 9 301 0 .26 0 12 1023 12 16 0 25 25 26 99 3 7 206 0 .26 0 12 1024 Total Prec. 3010' ------------------------------------------------------------------ .26 Page 1 12-16-2019 Northwest Avalanche Center Washington Department of Transportation Blewett Pass, WA Precipitation gage may measure condensation 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 15 100 20 0 18 0 0 0 11 1011 12 15 200 20 0 18 0 0 0 11 1012 12 15 300 19 0 17 0 0 0 11 1012 12 15 400 19 0 18 0 0 0 11 1012 12 15 500 19 0 17 0 0 0 11 1013 12 15 600 19 0 17 0 0 0 11 1013 12 15 700 18 0 16 0 0 0 11 1013 12 15 800 19 0 17 0 0 0 11 1014 12 15 900 21 0 19 0 0 0 11 1014 12 15 1000 26 0 35 0 0 -0 11 1015 12 15 1100 30 0 47 .01 .01 0 10 1016 12 15 1200 30 0 42 0 .01 0 11 1016 12 15 1300 33 0 42 0 .01 0 10 1016 12 15 1400 28 0 31 0 .01 0 10 1016 12 15 1500 27 0 27 0 .01 0 10 1017 12 15 1600 25 0 24 0 .01 0 11 1018 12 15 1700 23 0 21 0 .01 0 10 1018 12 15 1800 22 0 20 0 .01 0 11 1018 12 15 1900 21 0 19 0 .01 0 11 1018 12 15 2000 19 0 17 0 .01 0 10 1019 12 15 2100 19 0 17 0 .01 0 11 1019 12 15 2200 18 0 15 0 .01 -0 11 1019 12 15 2300 16 0 14 0 .01 0 10 1020 12 16 0 16 0 14 0 .01 0 10 1020 Total Prec. 4100' ------------------------------------------ .01 Page 1 12-16-2019 Northwest Avalanche Center Mission Ridge Ski Area, Washington 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 15 100 16 22 23 90 88 12 18 292 0 0 0 13 12 15 200 16 22 22 87 86 12 18 314 0 0 0 12 12 15 300 16 20 21 83 89 12 18 317 0 0 0 12 12 15 400 16 18 21 81 90 5 9 319 0 0 0 11 12 15 500 15 18 21 85 90 9 15 316 0 0 0 12 12 15 600 15 18 20 87 91 10 15 311 0 0 0 12 12 15 700 15 18 20 89 93 12 20 295 0 0 0 12 12 15 800 15 20 22 87 88 13 24 289 0 0 0 12 12 15 900 16 22 23 90 89 13 22 289 0 0 0 13 12 15 1000 17 20 23 89 92 9 19 310 0 0 0 13 12 15 1100 17 20 22 80 92 8 12 330 0 0 0 12 12 15 1200 18 20 23 73 89 7 12 324 0 0 0 11 12 15 1300 19 19 22 73 87 7 12 312 0 0 0 12 12 15 1400 21 19 23 82 91 10 16 289 0 0 0 12 12 15 1500 20 20 22 84 91 12 19 289 0 0 0 12 12 15 1600 18 20 22 82 91 13 18 306 0 0 0 13 12 15 1700 17 18 20 54 94 14 19 337 0 0 0 13 12 15 1800 17 16 19 45 91 14 19 341 0 0 0 12 12 15 1900 19 15 18 33 86 15 19 333 0 0 0 12 12 15 2000 19 15 18 31 84 11 15 322 0 0 0 13 12 15 2100 19 15 18 30 79 9 14 315 0 0 0 13 12 15 2200 20 15 17 28 78 8 14 324 0 0 0 12 12 15 2300 20 16 17 25 76 7 10 310 0 0 0 11 12 16 0 22 16 17 22 74 7 10 322 0 0 0 12 Total Prec. 5160' ------------------------------------------------------------------------ 0 Page 1 12-16-2019 Northwest Avalanche Center Crystal Mountain Ski Area, Washington 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 15 100 17 22 96 93 7 16 25 268 0 0 1 -33 12 15 200 17 23 96 94 7 18 26 273 0 0 1 14 12 15 300 17 23 96 94 9 18 26 268 0 0 1 28 12 15 400 17 24 96 93 8 19 29 267 0 0 1 12 12 15 500 16 24 96 93 5 14 25 267 0 0 1 12 12 15 600 16 24 95 94 4 14 26 265 0 0 1 12 12 15 700 16 24 95 94 8 16 23 272 0 0 1 12 12 15 800 16 23 95 93 7 16 23 270 0 0 1 14 12 15 900 16 24 95 91 9 17 23 271 0 0 1 13 12 15 1000 16 26 95 89 8 13 20 274 0 0 0 14 12 15 1100 17 27 95 81 6 10 18 269 0 0 0 11 12 15 1200 18 26 96 85 2 7 18 247 0 0 0 14 12 15 1300 18 26 96 85 1 8 16 250 0 0 1 11 12 15 1400 18 26 96 86 4 9 14 259 0 0 1 12 12 15 1500 17 24 95 91 3 11 18 256 0 0 0 14 12 15 1600 16 24 95 91 6 13 23 260 0 0 0 12 12 15 1700 14 22 95 91 13 17 24 273 0 0 0 12 12 15 1800 13 19 94 90 12 17 23 275 0 0 1 12 12 15 1900 13 17 94 90 12 15 21 273 0 0 1 13 12 15 2000 13 16 94 89 14 20 26 271 0 0 1 14 12 15 2100 13 15 94 90 11 19 23 271 0 0 0 13 12 15 2200 13 14 94 88 13 17 21 271 0 0 1 12 12 15 2300 14 14 94 92 13 18 25 273 0 0 1 12 12 16 0 15 16 94 92 13 19 24 272 0 0 1 12 Total Prec. 4310' ------------------------------------------------------------------------ 0 Page 1 12-16-2019 Northwest Avalanche Center Green Valley and Campbell Basin, Crystal Mountain Ski Area, Washington MM/DD Hour Temp Temp 24 hr Total 24 hr Total PST F F Snow Snow Snow Snow 6230' 5940' 6230' 6230' 5940' 5940' ------------------------------------------------ 12 15 100 18 19 0 23 0 188 12 15 200 18 19 2 23 0 188 12 15 300 18 19 0 23 0 188 12 15 400 18 19 0 23 0 188 12 15 500 18 19 0 23 0 188 12 15 600 18 19 0 23 0 188 12 15 700 17 18 0 23 0 188 12 15 800 17 18 2 23 0 188 12 15 900 19 20 -5 23 0 188 12 15 1000 19 22 -5 22 0 188 12 15 1100 18 21 -0 23 0 188 12 15 1200 20 22 0 22 0 188 12 15 1300 20 24 -0 22 0 188 12 15 1400 19 21 -0 22 0 188 12 15 1500 17 20 -0 22 0 188 12 15 1600 16 17 -0 23 0 188 12 15 1700 15 15 -0 23 0 188 12 15 1800 14 13 0 23 0 23 12 15 1900 13 13 -0 23 0 22 12 15 2000 13 12 -0 23 1 23 12 15 2100 13 13 -0 22 0 24 12 15 2200 14 13 -0 23 0 23 12 15 2300 15 14 -0 23 0 23 12 16 0 16 16 -0 22 0 23 Page 1 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 12-16-2019 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 15 100 16 17 94 90 6 9 313 24 12 15 200 16 17 97 92 5 9 346 24 12 15 300 16 17 96 91 5 10 337 24 12 15 400 16 16 97 91 8 12 311 24 12 15 500 16 16 96 92 5 9 336 24 12 15 600 15 15 96 92 5 9 340 24 12 15 700 13 15 95 89 4 6 353 24 12 15 800 14 15 88 82 8 11 321 24 12 15 900 15 16 79 76 7 11 314 24 12 15 1000 16 17 74 69 8 14 328 24 12 15 1100 17 21 70 83 7 12 331 23 12 15 1200 18 21 59 72 7 13 320 23 12 15 1300 17 19 64 67 8 14 331 23 12 15 1400 19 19 47 83 9 16 317 23 12 15 1500 18 18 56 69 9 17 332 23 12 15 1600 16 16 53 66 9 17 337 24 12 15 1700 16 14 53 70 8 19 344 24 12 15 1800 17 15 39 53 11 18 324 24 12 15 1900 18 15 27 55 14 24 321 24 12 15 2000 20 17 15 45 19 25 306 24 12 15 2100 20 18 18 40 19 22 302 23 12 15 2200 20 17 23 38 16 19 309 23 12 15 2300 22 16 23 46 12 21 320 23 12 16 0 22 16 20 45 10 15 309 24 Page 1 12-16-2019 Northwest Avalanche Center Paradise, Mt Rainier National Park, Washington 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 15 100 23 96 4 9 268 .01 .01 2 44 0 12 15 200 22 95 4 10 254 .01 .02 2 44 0 12 15 300 22 95 4 9 275 .01 .03 2 44 0 12 15 400 22 95 7 13 250 0 .03 2 39 0 12 15 500 23 95 6 13 247 0 .03 2 40 0 12 15 600 22 95 8 15 257 .01 .04 2 284 0 12 15 700 22 95 8 15 259 .01 .05 2 38 0 12 15 800 21 95 8 14 257 .01 .06 2 283 0 12 15 900 22 94 8 13 251 .01 .07 2 38 22 12 15 1000 23 94 7 12 263 0 .07 2 39 50 12 15 1100 23 93 7 13 237 .01 .08 2 40 100 12 15 1200 25 91 7 11 235 0 .08 2 41 143 12 15 1300 22 94 7 12 223 .01 .09 3 32 103 12 15 1400 22 92 7 16 214 0 .09 2 35 65 12 15 1500 22 94 7 13 226 0 .09 2 40 77 12 15 1600 22 94 8 16 231 0 .09 0 40 27 12 15 1700 21 94 8 16 240 0 .09 0 40 2 12 15 1800 21 95 4 16 223 0 .09 0 40 0 12 15 1900 21 95 4 9 237 0 .09 0 299 0 12 15 2000 21 94 5 9 231 0 .09 0 38 0 12 15 2100 21 94 3 7 256 0 .09 0 40 0 12 15 2200 20 93 3 9 311 0 .09 0 38 0 12 15 2300 19 93 2 5 313 0 .09 0 40 0 12 16 0 18 92 0 3 329 0 .09 0 43 0 Total Prec. 5400' ------------------------------------------------------ .09 Page 1 12-16-2019 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 15 100 4 89 0 0 0 278 0 12 15 200 5 89 0 0 0 278 0 12 15 300 3 89 0 0 0 278 0 12 15 400 4 88 0 0 0 276 0 12 15 500 4 89 0 0 0 276 0 12 15 600 4 88 0 0 0 276 0 12 15 700 2 87 0 0 0 276 0 12 15 800 3 85 0 0 0 276 10 12 15 900 5 81 0 1 14 276 117 12 15 1000 5 77 4 9 18 276 133 12 15 1100 6 61 5 9 16 277 277 12 15 1200 5 63 5 10 18 274 445 12 15 1300 6 44 3 12 21 276 456 12 15 1400 7 50 9 14 18 281 401 12 15 1500 6 70 14 16 18 282 290 12 15 1600 7 61 13 15 19 280 146 12 15 1700 7 66 12 14 17 279 11 12 15 1800 9 34 12 15 19 279 0 12 15 1900 10 27 11 15 19 279 0 12 15 2000 11 20 8 13 17 279 0 12 15 2100 12 12 7 11 14 280 0 12 15 2200 14 12 5 10 12 283 0 12 15 2300 12 15 0 4 10 285 0 12 16 0 13 20 1 3 7 284 0 Page 1 12-16-2019 Northwest Avalanche Center White Pass Ski Area, Washington 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 15 100 21 97 11 17 25 295 0 0 36 12 15 200 20 97 10 19 31 293 0 0 35 12 15 300 21 97 11 19 28 291 0 0 35 12 15 400 21 96 14 26 43 295 0 0 35 12 15 500 21 97 16 26 39 292 0 0 35 12 15 600 20 96 17 27 40 295 0 0 35 12 15 700 19 96 16 27 39 297 0 0 35 12 15 800 19 96 19 29 41 295 0 0 35 12 15 900 20 94 16 26 37 289 0 0 35 12 15 1000 21 95 13 23 42 297 0 0 34 12 15 1100 21 94 13 21 31 296 0 0 34 12 15 1200 22 92 13 22 31 291 0 0 34 12 15 1300 23 92 13 22 31 292 0 0 34 12 15 1400 20 95 14 24 31 295 0 0 34 12 15 1500 18 94 15 23 33 291 0 0 34 12 15 1600 18 95 16 25 39 293 0 0 34 12 15 1700 18 95 16 25 38 286 0 0 34 12 15 1800 18 95 19 28 36 291 0 0 34 12 15 1900 17 95 16 26 34 291 0 0 34 12 15 2000 17 95 18 24 29 288 0 0 34 12 15 2100 16 95 18 23 28 287 0 0 34 12 15 2200 16 96 14 19 25 288 0 0 34 12 15 2300 16 95 13 18 21 286 0 0 34 12 16 0 17 92 14 19 26 283 0 0 34 Total Prec. 5800' ------------------------------------------------------------------------ 0 Page 1 12-16-2019 Northwest Avalanche Center Mt St Helens, Coldwater Ridge Visitor Center, Washington MM/DD Hour Temp RH Wind Wind Wind Hour Total PST F % Avg Max Dir Prec. Prec. 3260' 3260' 3260' 3260' 3260' 3260' 3260' ------------------------------------------------------ Total Prec. 3260' ------------------------------------------------------ 0 Page 1 12-16-2019 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 15 100 18 90 0 5 9 337 0 0 3 35 12 15 200 18 91 2 7 14 335 0 0 2 34 12 15 300 18 92 3 9 17 322 0 0 2 34 12 15 400 18 92 5 12 20 324 0 0 2 34 12 15 500 19 93 7 13 21 322 0 0 2 34 12 15 600 19 93 5 12 21 328 0 0 0 34 12 15 700 19 93 5 11 20 321 0 0 0 34 12 15 800 20 93 5 11 19 328 0 0 0 34 12 15 900 20 92 4 10 19 314 0 0 0 33 12 15 1000 22 92 3 9 20 314 0 0 0 33 12 15 1100 21 91 4 10 18 310 0 0 0 33 12 15 1200 20 91 -0 9 17 318 0 0 0 33 12 15 1300 20 91 2 9 17 317 0 0 0 33 12 15 1400 20 90 0 10 16 322 0 0 0 33 12 15 1500 19 91 0 9 16 318 0 0 0 33 12 15 1600 19 93 -0 8 16 315 0 0 0 33 12 15 1700 18 91 3 9 14 324 0 0 0 33 12 15 1800 16 81 4 8 13 332 0 0 0 34 12 15 1900 17 77 7 9 13 330 0 0 0 34 12 15 2000 18 93 5 9 13 319 0 0 0 33 12 15 2100 18 71 4 8 15 329 0 0 0 34 12 15 2200 18 93 4 7 12 326 0 0 0 34 12 15 2300 18 86 -0 6 11 324 0 0 0 33 12 16 0 19 64 2 6 10 332 0 0 0 34 Total Prec. 5880' ------------------------------------------------------------ 0 Page 1 12-16-2019 Northwest Avalanche Center Top of The Magic Mile chair, Timberline, Oregon Wind instruments out, repairs underway Wind instruments 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 15 100 15 95 0 0 7 77 12 15 200 15 95 0 0 7 76 12 15 300 14 95 0 0 7 73 12 15 400 15 95 0 0 7 84 12 15 500 15 96 0 0 6 84 12 15 600 16 96 0 0 6 72 12 15 700 15 95 0 0 6 75 12 15 800 16 96 0 0 6 0 12 15 900 18 96 0 0 6 51 12 15 1000 20 96 0 0 5 0 12 15 1100 21 97 0 0 4 0 12 15 1200 20 96 0 0 2 90 12 15 1300 20 96 0 0 4 106 12 15 1400 18 96 0 0 3 90 12 15 1500 16 95 0 0 3 109 12 15 1600 16 95 0 0 6 47 12 15 1700 14 94 0 0 6 66 12 15 1800 14 94 0 0 0 0 12 15 1900 14 94 0 0 0 0 12 15 2000 15 94 0 0 0 0 12 15 2100 16 94 0 0 0 0 12 15 2200 16 95 0 0 0 0 12 15 2300 16 95 0 0 0 0 12 16 0 17 95 0 0 0 0 Page 1 12-16-2019 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 15 100 15 17 87 91 0 2 211 0 0 2 33 1011 12 15 200 15 17 86 88 3 21 5 0 0 2 33 1011 12 15 300 16 16 86 89 9 20 42 0 0 2 33 1012 12 15 400 14 16 86 90 7 16 38 0 0 2 32 1012 12 15 500 16 15 80 90 7 18 285 0 0 2 33 1012 12 15 600 16 17 77 89 19 26 279 0 0 2 33 1012 12 15 700 17 17 67 89 17 24 295 0 0 0 32 1013 12 15 800 17 21 61 85 17 24 242 0 0 0 32 1013 12 15 900 19 23 41 78 15 24 307 0 0 0 32 1014 12 15 1000 17 24 74 83 14 25 261 0 0 0 32 1015 12 15 1100 21 26 42 78 10 23 276 0 0 0 32 1015 12 15 1200 22 28 40 83 7 18 272 0 0 0 31 1015 12 15 1300 24 28 25 87 8 18 304 0 0 0 32 1016 12 15 1400 22 25 20 84 7 18 306 0 0 0 32 1016 12 15 1500 24 24 29 88 7 16 247 0 0 0 32 1017 12 15 1600 20 21 20 85 8 14 11 0 0 0 31 1017 12 15 1700 20 17 24 88 8 18 307 0 0 0 32 1017 12 15 1800 20 16 14 88 9 17 293 0 0 0 32 1017 12 15 1900 20 16 18 87 6 14 283 0 0 0 32 1018 12 15 2000 18 17 34 84 3 13 0 0 0 0 32 1018 12 15 2100 19 17 25 80 0 4 229 0 0 0 32 1018 12 15 2200 20 18 21 83 0 0 21 0 0 0 32 1019 12 15 2300 19 18 25 81 0 4 12 0 0 0 32 1019 12 16 0 20 18 20 80 2 6 27 0 0 0 32 1019 Total Prec. 5380' ------------------------------------------------------------------ 0 Page 1 12-16-2019 Northwest Avalanche Center 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 15 100 11 85 0 0 0 284 12 15 200 13 87 0 0 0 293 12 15 300 13 87 0 0 0 285 12 15 400 13 87 0 0 0 289 12 15 500 13 87 0 0 0 282 12 15 600 13 86 0 0 0 280 12 15 700 14 86 0 0 0 285 12 15 800 15 86 0 0 0 289 12 15 900 18 84 0 0 0 295 12 15 1000 19 85 0 0 0 268 12 15 1100 21 85 0 0 0 260 12 15 1200 20 84 0 0 0 246 12 15 1300 19 82 0 0 0 270 12 15 1400 19 83 0 0 0 271 12 15 1500 18 83 0 0 0 274 12 15 1600 18 65 0 0 0 265 12 15 1700 17 79 0 0 0 270 12 15 1800 17 77 0 0 0 283 12 15 1900 18 72 0 0 0 285 12 15 2000 19 58 0 0 0 290 12 15 2100 18 59 0 0 0 295 12 15 2200 18 64 0 0 0 271 12 15 2300 19 54 0 0 0 211 12 16 0 21 35 0 0 0 242 Page 1 12-16-2019 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' ------------------------------------------------------------------------------ Total Prec. 3660' ------------------------------------------------------------------------ 0 Page 1