10-14-2020 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' ------------------------------------------------------------------ 10 13 500 41 98 10 21 42 205 .23 .23 0 10 13 600 43 98 1 18 50 217 .12 .35 1 10 13 700 42 98 6 18 40 217 .09 .44 -0 10 13 800 39 98 8 20 44 246 .02 .46 0 10 13 900 36 97 6 18 40 232 .01 .47 1 10 13 1000 36 97 5 17 41 237 .03 .5 2 10 13 1100 34 97 7 17 39 224 .02 .52 3 10 13 1200 32 98 6 17 34 240 .05 .57 3 10 13 1300 33 98 7 16 28 240 .09 .66 3 10 13 1400 33 98 3 18 31 231 .08 .74 3 10 13 1500 34 98 7 17 33 231 .05 .79 3 10 13 1600 35 98 2 11 24 263 .03 .82 3 10 13 1700 34 98 2 8 19 322 .06 .88 3 10 13 1800 34 98 0 9 22 289 .02 .9 4 10 13 1900 34 98 2 8 17 279 0 .9 4 10 13 2000 34 98 -0 6 15 285 .02 .92 2 10 13 2100 34 98 0 6 15 239 0 .92 2 10 13 2200 33 98 -0 5 16 258 0 .92 3 10 13 2300 33 98 0 4 12 248 .04 .96 2 10 14 0 33 99 -0 3 13 292 .05 1.01 0 10 14 100 32 99 0 4 10 276 .01 1.02 0 10 14 200 33 98 0 5 10 208 0 1.02 0 10 14 300 33 98 0 5 11 200 0 1.02 0 10 14 400 32 98 0 6 15 194 0 1.02 0 Total Prec. 5250' ------------------------------------------------------------ 1.02 Page 1 10-14-2020 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' ------------------------------------------------------------------------------------ 31 61 20 30 47 175 32 62 18 32 52 177 35 70 20 36 56 172 37 80 20 34 50 176 38 79 6 32 62 187 38 68 6 16 44 209 37 66 6 15 35 209 36 71 6 17 53 206 35 62 7 18 42 201 33 76 0 21 36 199 33 79 6 19 37 195 33 75 3 13 30 199 34 72 5 14 30 210 34 73 5 14 35 229 33 73 5 15 32 233 34 59 6 13 30 245 33 73 3 9 18 226 33 68 4 9 20 223 33 61 4 10 21 254 34 56 2 7 19 256 33 58 3 8 17 240 33 64 1 8 16 231 32 66 1 5 11 240 32 70 4 6 10 203 Total Prec. 4210' ------------------------------------------------------------------------ 0 Page 1 10-14-2020 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' ------------------------------------------------------------------------------ 10 13 500 26 27 99 93 2 7 204 28 0 0 8 10 13 600 25 27 98 93 1 4 171 28 0 0 8 10 13 700 25 27 98 93 2 4 179 28 0 0 10 10 13 800 27 27 99 92 3 8 207 28 0 0 11 10 13 900 27 26 98 93 6 10 223 28 0 0 11 10 13 1000 27 26 99 93 4 8 223 28 0 0 12 10 13 1100 31 27 100 93 5 10 264 28 0 0 13 10 13 1200 30 27 100 94 8 19 236 28 0 0 12 10 13 1300 30 31 100 96 10 17 233 31 0 0 14 10 13 1400 29 32 99 87 11 30 226 32 .01 .01 14 10 13 1500 28 32 99 86 14 21 236 32 0 .01 13 10 13 1600 28 31 100 94 9 17 230 32 0 .01 14 10 13 1700 29 31 100 95 8 12 238 32 0 .01 15 10 13 1800 28 31 100 93 9 18 248 32 0 .01 16 10 13 1900 28 31 100 93 9 18 241 32 0 .01 16 10 13 2000 28 31 100 95 12 18 230 32 0 .01 16 10 13 2100 28 31 100 93 10 17 241 32 0 .01 17 10 13 2200 27 30 99 92 12 23 233 32 0 .01 17 10 13 2300 28 30 99 93 14 21 227 32 0 .01 18 10 14 0 27 30 99 93 10 17 238 32 0 .01 18 10 14 100 27 30 99 93 8 15 230 31 0 .01 18 10 14 200 26 30 99 93 6 13 264 31 0 .01 18 10 14 300 27 29 99 93 4 12 328 31 0 .01 18 10 14 400 26 29 99 93 4 9 52 30 0 .01 18 Total Prec. 5450' ------------------------------------------------------------------------ .01 Page 1 10-14-2020 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' ------------------------------------------------------------------------ 10 13 500 41 100 0 0 2 63 0 0 79 5 10 13 600 39 -6999 0 0 2 168 0 0 32 2 10 13 700 37 -6999 1 0 2 145 0 0 74 7 10 13 800 36 -6999 2 0 0 37 0 0 86 9 10 13 900 36 -6999 9 0 0 0 0 0 64 4 10 13 1000 36 -6999 2 0 0 59 0 0 77 4 10 13 1100 36 100 11 0 0 0 0 0 79 3 10 13 1200 36 -6999 4 0 0 0 0 0 82 3 10 13 1300 36 -6999 7 0 0 0 0 0 56 3 10 13 1400 37 -6999 30 0 0 0 0 0 55 2 10 13 1500 37 100 6 0 0 0 0 0 61 2 10 13 1600 37 -6999 3 0 0 0 0 0 85 2 10 13 1700 37 -6999 0 0 2 48 0 0 64 2 10 13 1800 37 -6999 0 0 0 48 0 0 66 2 10 13 1900 37 -6999 -0 0 0 0 0 0 57 2 10 13 2000 37 -6999 0 0 0 19 0 0 57 2 10 13 2100 37 -6999 0 0 0 198 0 0 68 2 10 13 2200 36 -6999 0 0 0 0 0 0 71 2 10 13 2300 36 -6999 0 0 0 0 0 0 69 2 10 14 0 37 -6999 0 0 0 56 0 0 66 2 10 14 100 41 -6999 0 0 4 299 0 0 63 2 10 14 200 40 100 0 0 4 304 0 0 67 1 10 14 300 40 100 0 0 3 289 0 0 48 1 10 14 400 39 -6999 0 0 2 295 0 0 65 1 Total Prec. 2170' ------------------------------------------------------------ 0 Page 1 10-14-2020 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' ------------------------------------------------ 10 13 500 30 1 6 12 96 10 13 600 30 0 0 7 85 10 13 700 31 0 0 0 0 10 13 800 39 0 0 0 0 10 13 900 39 0 4 23 259 10 13 1000 39 0 10 43 276 10 13 1100 38 0 8 30 323 10 13 1200 37 0 10 48 300 10 13 1300 35 0 9 34 296 10 13 1400 34 0 8 28 313 10 13 1500 34 0 12 42 305 10 13 1600 33 0 10 44 316 10 13 1700 33 0 7 19 336 10 13 1800 33 1 12 43 299 10 13 1900 34 0 8 37 301 10 13 2000 32 0 11 45 289 10 13 2100 33 2 16 33 279 10 13 2200 33 6 16 30 279 10 13 2300 32 4 18 35 278 10 14 0 33 3 11 36 281 10 14 100 32 0 11 27 280 10 14 200 32 4 17 39 277 10 14 300 32 8 22 39 275 10 14 400 32 9 21 39 278 Page 1 10-14-2020 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' ------------------------------------------------------ 10 13 500 33 95 .22 .22 0 2 1010 10 13 600 33 96 .19 .41 0 2 1009 10 13 700 33 96 .33 .74 0 1 1008 10 13 800 33 97 .22 .96 0 0 1008 10 13 900 33 97 .02 .98 0 0 1007 10 13 1000 42 97 .14 1.12 0 1 1007 10 13 1100 42 94 .07 1.19 0 1 1007 10 13 1200 41 84 .02 1.21 0 2 1008 10 13 1300 40 85 .04 1.25 0 1 1008 10 13 1400 39 93 .39 1.64 -0 0 1008 10 13 1500 39 85 .07 1.71 -0 1 1009 10 13 1600 38 92 .1 1.81 0 0 1010 10 13 1700 37 94 .14 1.95 0 1 1010 10 13 1800 38 94 .29 2.24 0 1 1011 10 13 1900 38 93 .3 2.54 0 1 1012 10 13 2000 36 94 .33 2.87 -0 1 1013 10 13 2100 35 95 .16 3.03 0 0 1014 10 13 2200 34 96 .16 3.19 0 1 1015 10 13 2300 35 96 .09 3.28 0 0 1016 10 14 0 36 96 .05 3.33 0 0 1017 10 14 100 35 96 .08 3.41 0 0 1018 10 14 200 36 96 .04 3.45 0 2 1019 10 14 300 37 94 0 3.45 0 1 1020 10 14 400 36 95 0 3.45 -0 1 1020 Total Prec. 3950' ------------------------------------ 3.45 Page 1 10-14-2020 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' ------------------------------------------------ Total Prec. 4800' ------------------------------------ 0 Page 1 10-14-2020 Northwest Avalanche Center Washington Department of Transportation Grace Lakes, Stevens Pass, Washington Wind gages unheated and may rime MM/DD Hour Temp RH Wind Wind Wind Total Shot PST F % Avg Max Dir Snow Snow 4790' 4790' 4590' 4590' 4590' 4790' 4790' ------------------------------------------------------ 10 13 500 31 100 10 18 168 15 135 10 13 600 31 100 8 14 169 17 152 10 13 700 31 100 8 15 164 14 185 10 13 800 40 0 6 33 192 16 209 10 13 900 40 0 5 26 277 16 152 10 13 1000 39 100 8 42 295 16 248 10 13 1100 38 0 10 37 297 17 168 10 13 1200 37 96 10 45 306 15 181 10 13 1300 36 96 12 45 296 17 286 10 13 1400 35 0 12 40 287 16 304 10 13 1500 35 100 13 41 303 17 193 10 13 1600 34 0 13 43 294 18 277 10 13 1700 34 0 12 41 293 18 295 10 13 1800 34 0 11 34 290 16 267 10 13 1900 34 0 10 35 295 18 238 10 13 2000 33 0 8 37 312 17 160 10 13 2100 32 0 3 18 258 15 221 10 13 2200 32 0 4 18 293 15 195 10 13 2300 33 0 4 28 310 15 190 10 14 0 33 0 5 20 319 16 194 10 14 100 33 0 5 19 328 12 193 10 14 200 33 0 7 26 321 16 199 10 14 300 33 0 7 32 312 12 144 10 14 400 32 0 7 26 315 16 145 Page 1 10-14-2020 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' ------------------------------------------------------ 10 13 500 33 92 .13 .13 0 4 1010 10 13 600 33 93 .13 .26 0 3 1009 10 13 700 33 94 .22 .48 0 5 1008 10 13 800 33 94 .2 .68 0 3 1008 10 13 900 34 94 .04 .72 0 2 1007 10 13 1000 34 94 .08 .8 0 2 1006 10 13 1100 35 94 .09 .89 0 2 1005 10 13 1200 44 89 .1 .99 0 3 1006 10 13 1300 45 81 .05 1.04 0 3 1006 10 13 1400 44 87 .12 1.16 1 3 1007 10 13 1500 44 77 .07 1.23 0 3 1007 10 13 1600 42 88 .12 1.35 3 2 1009 10 13 1700 42 90 .2 1.55 0 2 1009 10 13 1800 41 92 .15 1.7 0 3 1010 10 13 1900 41 92 .14 1.84 0 2 1011 10 13 2000 41 93 .15 1.99 0 2 1013 10 13 2100 40 93 .06 2.05 0 0 1014 10 13 2200 40 94 .06 2.11 0 1 1015 10 13 2300 40 94 .08 2.19 0 1 1016 10 14 0 40 94 .11 2.3 0 2 1017 10 14 100 40 94 .08 2.38 0 2 1018 10 14 200 40 94 .02 2.4 0 2 1018 10 14 300 40 94 0 2.4 0 3 1019 10 14 400 40 94 .01 2.41 0 1 1020 Total Prec. 2700' ------------------------------------ 2.41 Page 1 10-14-2020 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' ------------------------------------------------ 10 13 500 27 95 9 13 20 91 10 13 600 28 96 10 16 21 97 10 13 700 28 96 14 17 22 113 10 13 800 32 97 6 11 18 144 10 13 900 34 98 9 27 49 224 10 13 1000 35 95 21 35 55 231 10 13 1100 33 96 34 50 70 225 10 13 1200 35 76 32 55 77 234 10 13 1300 34 80 30 49 70 228 10 13 1400 33 87 13 38 66 232 10 13 1500 31 95 15 38 58 225 10 13 1600 31 94 27 42 53 235 10 13 1700 30 97 33 45 69 233 10 13 1800 31 97 27 44 61 230 10 13 1900 31 97 13 25 46 232 10 13 2000 30 97 6 13 28 247 10 13 2100 30 96 7 15 29 257 10 13 2200 30 96 7 13 21 253 10 13 2300 29 96 8 14 25 271 10 14 0 29 96 7 13 28 270 10 14 100 29 96 7 12 21 264 10 14 200 29 96 8 16 27 236 10 14 300 29 96 15 21 29 231 10 14 400 28 96 12 21 30 230 Page 1 10-14-2020 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' ------------------------------------------------------------------------ 10 13 500 40 95 0 0 0 337 .12 .12 0 -0 10 13 600 38 95 0 0 0 313 .15 .27 0 -0 10 13 700 37 96 0 0 0 14 .17 .44 1 -0 10 13 800 36 97 0 0 1 339 .2 .64 0 -0 10 13 900 37 96 0 0 2 85 .01 .65 0 -0 10 13 1000 38 96 0 0 2 55 .01 .66 0 -0 10 13 1100 40 96 0 0 2 71 .04 .7 0 0 10 13 1200 41 97 0 0 3 150 .04 .74 0 0 10 13 1300 46 96 0 0 4 98 0 .74 0 -0 10 13 1400 47 93 0 2 6 82 .01 .75 0 -0 10 13 1500 46 95 0 0 6 76 .08 .83 0 -0 10 13 1600 45 96 0 1 4 58 .04 .87 0 -0 10 13 1700 45 95 0 1 5 70 .06 .93 0 -0 10 13 1800 44 97 0 0 2 90 .02 .95 0 0 10 13 1900 44 97 0 0 3 78 .04 .99 0 -0 10 13 2000 44 97 0 0 2 112 .13 1.12 0 -0 10 13 2100 44 97 0 0 2 114 .03 1.15 0 0 10 13 2200 44 97 0 0 2 91 .06 1.21 0 -0 10 13 2300 44 96 0 0 1 317 .08 1.29 0 -0 10 14 0 43 96 0 0 0 307 .06 1.35 0 -0 10 14 100 42 96 0 0 2 23 .02 1.37 0 -0 10 14 200 41 96 0 0 0 69 .03 1.4 0 -0 10 14 300 41 97 0 0 0 67 .02 1.42 0 -0 10 14 400 41 97 0 0 2 77 0 1.42 0 -0 Total Prec. 1930' ------------------------------------------------------------ 1.42 Page 1 10-14-2020 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' ------------------------------------------------------------------------------------ 10 13 500 32 44 100 95 3 3 98 .13 .13 -35 -0 10 13 600 33 43 100 97 3 3 196 .13 .26 -32 -0 10 13 700 33 42 100 96 8 8 129 .12 .38 -32 -0 10 13 800 33 42 100 97 2 2 252 .18 .56 -36 -0 10 13 900 34 41 100 95 6 6 266 .04 .6 -33 -0 10 13 1000 40 42 100 97 5 5 300 0 .6 -33 -0 10 13 1100 42 43 71 93 8 8 349 0 .6 -32 -0 10 13 1200 44 44 62 93 14 14 276 0 .6 -34 -0 10 13 1300 42 45 69 93 27 27 312 .02 .62 -31 -0 10 13 1400 43 47 57 91 23 23 330 0 .62 -31 -0 10 13 1500 42 50 56 88 25 25 267 0 .62 -30 -0 10 13 1600 39 51 74 84 9 9 141 0 .62 -29 -0 10 13 1700 38 49 78 92 9 9 283 .03 .65 -33 -0 10 13 1800 38 48 85 95 9 9 306 .01 .66 -35 -0 10 13 1900 39 47 79 97 9 9 272 .01 .67 -36 -0 10 13 2000 36 46 100 97 10 10 122 .01 .68 -36 -0 10 13 2100 36 47 100 97 5 5 268 .07 .75 -35 -0 10 13 2200 36 47 100 99 9 9 310 .06 .81 -34 -0 10 13 2300 36 46 99 99 0 0 337 .03 .84 -37 -0 10 14 0 36 46 100 98 5 5 322 .06 .9 -36 -0 10 14 100 36 46 100 100 7 7 116 .03 .93 -36 -0 10 14 200 35 46 95 100 0 0 0 .07 1 -38 -0 10 14 300 36 46 95 100 5 5 91 .01 1.01 -37 -0 10 14 400 36 45 87 100 7 7 112 0 1.01 -35 -0 Total Prec. 1190 ------------------------------------------------------------------ 1.01 Page 1 10-14-2020 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' ------------------------------------------------ 10 13 500 12.6 40 198 0 10 13 600 12.6 43 214 0 10 13 700 12.6 45 226 0 10 13 800 12.6 44 213 5 10 13 900 12.6 44 227 9 10 13 1000 12.6 43 206 9 10 13 1100 12.7 41 199 10 10 13 1200 12.7 40 211 10 10 13 1300 13.3 39 199 11 10 13 1400 14.0 39 193 11 10 13 1500 13.5 38 187 10 10 13 1600 13.4 37 198 10 10 13 1700 12.9 37 198 7 10 13 1800 12.8 36 204 0 10 13 1900 12.8 36 196 0 10 13 2000 12.7 37 203 0 10 13 2100 12.7 36 196 0 10 13 2200 12.7 36 207 0 10 13 2300 12.7 36 218 0 10 14 0 12.7 36 217 0 10 14 100 12.7 35 228 0 10 14 200 12.7 35 200 0 10 14 300 12.7 35 197 0 10 14 400 12.7 35 193 0 Page 1 10-14-2020 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' ------------------------------------------------------------------------------------------------------ 10 13 500 33 -39 37 100 100 0 0 0 .33 .33 51 -0 43 18 -7999 10 13 600 31 -39 37 99 100 0 0 0 .29 .62 51 -1 43 22 -7999 10 13 700 34 -39 37 100 100 0 0 0 .35 .97 51 -0 44 18 -7999 10 13 800 38 -39 37 100 100 0 0 0 .44 1.41 51 -0 45 16 -7999 10 13 900 39 -39 46 100 100 0 0 0 .04 1.45 52 -1 45 18 -7999 10 13 1000 38 -39 47 94 100 0 0 0 .03 1.48 51 -2 44 20 513 10 13 1100 36 40 45 89 100 0 0 0 .02 1.5 51 -1 45 20 487 10 13 1200 35 39 44 92 100 0 0 0 .06 1.56 51 -1 46 20 440 10 13 1300 34 39 44 81 93 0 0 0 .03 1.59 51 -2 45 15 437 10 13 1400 34 39 46 74 92 0 0 0 0 1.59 50 -2 45 25 478 10 13 1500 33 37 43 89 100 0 0 0 .04 1.63 50 -2 45 22 -7999 10 13 1600 33 38 44 77 91 0 0 0 .01 1.64 51 -2 45 24 -7999 10 13 1700 33 38 43 86 100 0 0 0 .01 1.65 50 -2 45 21 498 10 13 1800 32 -39 41 95 100 0 0 0 .14 1.79 51 -1 45 22 499 10 13 1900 33 -39 42 98 100 0 0 0 .26 2.05 50 -0 43 17 504 10 13 2000 33 -39 41 98 100 0 0 0 .14 2.19 51 -1 42 19 -7999 10 13 2100 33 -39 42 98 100 0 0 0 .09 2.28 50 -1 41 20 -7999 10 13 2200 33 -39 42 98 100 0 0 0 .03 2.31 51 -2 42 19 -7999 10 13 2300 33 37 41 98 100 0 0 0 .04 2.35 51 -1 42 20 -7999 10 14 0 33 -39 41 98 100 0 0 0 .06 2.41 51 -1 42 22 -7999 10 14 100 32 -39 41 98 100 0 0 0 .11 2.52 51 -0 43 22 -7999 10 14 200 32 -39 41 98 100 0 0 0 .1 2.62 51 -0 43 18 -7999 10 14 300 31 -39 40 99 100 0 0 0 .12 2.74 51 -0 42 18 -7999 10 14 400 32 -39 40 98 100 0 0 0 .11 2.85 51 -0 41 20 -7999 Total Prec. 3100' ------------------------------------------------------------------------ 2.85 Page 1 10-14-2020 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' ------------------------------------------------------ 10 13 500 10 13 600 10 13 700 10 13 800 10 13 900 10 13 1000 10 13 1100 10 13 1200 10 13 1300 10 13 1400 10 13 1500 10 13 1600 10 13 1700 10 13 1800 10 13 1900 10 13 2000 10 13 2100 10 13 2200 10 13 2300 10 14 0 10 14 100 10 14 200 10 14 300 10 14 400 Page 1 10-14-2020 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' ------------------------------------------------------------------------------------ 10 13 500 35 34 38 100 12 20 120 .4 .4 0 -0 1012 10 13 600 35 35 37 100 12 19 117 .38 .78 0 -0 1011 10 13 700 34 34 37 100 15 26 121 .43 1.21 0 -0 1009 10 13 800 35 39 38 100 18 29 123 .59 1.8 0 -0 1012 10 13 900 44 44 41 100 14 51 216 .08 1.88 0 -0 1010 10 13 1000 47 45 48 96 34 70 247 .02 1.9 0 -0 1010 10 13 1100 45 43 47 85 34 54 241 .03 1.93 0 -2 1011 10 13 1200 44 42 45 89 31 62 243 .05 1.98 0 0 1012 10 13 1300 43 41 46 76 39 71 253 .03 2.01 0 0 1012 10 13 1400 43 42 47 67 38 68 241 0 2.01 0 -0 1013 10 13 1500 43 42 44 83 35 58 238 .01 2.02 0 -0 1014 10 13 1600 42 42 45 76 34 55 251 .05 2.07 0 -0 1014 10 13 1700 42 42 44 78 30 56 246 .01 2.08 0 -0 1015 10 13 1800 40 39 43 89 31 55 243 .12 2.2 0 -0 1016 10 13 1900 39 39 43 90 28 48 243 .18 2.38 0 -0 1017 10 13 2000 39 40 42 98 33 62 246 .17 2.55 0 -0 1018 10 13 2100 39 40 43 96 27 53 231 .05 2.6 0 -1 1018 10 13 2200 39 40 42 93 24 41 255 .03 2.63 0 -0 1019 10 13 2300 39 40 42 91 23 36 244 .03 2.66 0 -2 1020 10 14 0 39 39 42 95 28 38 241 .09 2.75 0 -1 1021 10 14 100 39 38 42 98 22 40 229 .01 2.76 0 -0 1022 10 14 200 39 37 41 98 27 42 237 0 2.76 0 -0 1022 10 14 300 39 38 41 100 20 33 238 .06 2.82 0 -2 1023 10 14 400 38 38 41 100 14 23 241 .1 2.92 0 -1 1023 Total Prec. 3010' ------------------------------------------------------------------ 2.92 Page 1 10-14-2020 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' ------------------------------------------------------------ 10 13 500 34 86 33 0 0 48 17 1011 10 13 600 34 86 34 0 0 46 17 1010 10 13 700 34 87 34 0 0 44 8 1008 10 13 800 35 87 35 .02 .02 42 11 1010 10 13 900 41 86 42 .05 .07 43 7 1008 10 13 1000 45 80 49 .01 .08 50 5 1007 10 13 1100 46 74 48 0 .08 61 5 1008 10 13 1200 42 82 43 .03 .11 68 14 1009 10 13 1300 43 67 45 .01 .12 72 5 1009 10 13 1400 40 80 40 .05 .17 0 5 1010 10 13 1500 40 79 40 .01 .18 0 15 1011 10 13 1600 38 81 38 .02 .2 0 17 1011 10 13 1700 39 71 38 0 .2 0 5 1012 10 13 1800 37 80 37 .02 .22 0 9 1013 10 13 1900 36 84 36 .08 .3 0 15 1014 10 13 2000 36 85 36 .07 .37 0 12 1015 10 13 2100 37 85 36 .02 .39 0 10 1015 10 13 2200 37 84 37 0 .39 0 11 1016 10 13 2300 38 83 37 0 .39 0 6 1017 10 14 0 37 83 37 .01 .4 0 11 1018 10 14 100 37 85 37 .05 .45 0 17 1019 10 14 200 37 85 36 .02 .47 0 11 1019 10 14 300 35 85 34 .07 .54 0 17 1020 10 14 400 36 85 35 .02 .56 0 11 1021 Total Prec. 4100' ------------------------------------------ .56 Page 1 10-14-2020 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' ------------------------------------------------------------------------------------ 10 13 500 35 10 13 600 36 10 13 700 39 10 13 800 41 10 13 900 38 10 13 1000 46 10 13 1100 47 10 13 1200 43 10 13 1300 42 10 13 1400 41 10 13 1500 39 10 13 1600 38 10 13 1700 38 10 13 1800 37 10 13 1900 36 10 13 2000 35 10 13 2100 36 10 13 2200 37 10 13 2300 37 10 14 0 37 10 14 100 36 10 14 200 36 10 14 300 35 10 14 400 36 Total Prec. 5160' ------------------------------------------------------------------------ 0 Page 1 10-14-2020 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' ------------------------------------------------------------------------------------ 10 13 500 36 98 10 30 53 225 10 13 600 37 99 8 33 61 231 10 13 700 39 97 8 21 64 224 10 13 800 39 98 11 25 64 249 Total Prec. 4310' ------------------------------------------------------------------------ 0 Page 1 10-14-2020 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' ------------------------------------------------ 10 13 500 39 56 2 10 13 600 40 56 0 10 13 700 42 56 0 10 13 800 41 55 0 Page 1 10-14-2020 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' ------------------------------------------------------------------------------ 10 13 500 35 35 99 96 32 48 235 35 .51 .51 3 10 13 600 37 36 100 97 40 57 232 36 .4 .91 3 10 13 700 39 38 100 97 42 66 235 38 .42 1.33 2 10 13 800 39 39 99 96 43 64 231 39 .36 1.69 2 Total Prec. 5500' ------------------------------------------------------------------------ 1.69 Page 1 10-14-2020 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' ------------------------------------------------------------ 10 13 500 41 37 92 94 18 60 0 3 10 13 600 43 43 91 89 28 60 0 2 10 13 700 44 43 83 89 32 66 5 2 10 13 800 38 38 94 93 30 76 17 2 Page 1 10-14-2020 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' ------------------------------------------------------------------------ 10 13 500 38 100 13 24 287 .18 .18 -0 6 0 10 13 600 41 100 18 30 285 .2 .38 0 6 0 10 13 700 43 100 23 36 286 .17 .55 0 -0 3 10 13 800 42 100 29 52 288 .16 .71 -0 -3 6 10 13 900 41 100 31 58 279 .11 .82 0 2 39 10 13 1000 39 100 27 44 270 .07 .89 0 6 96 10 13 1100 39 100 27 50 276 .06 .95 0 4 68 10 13 1200 36 100 32 57 282 .06 1.01 0 11 85 10 13 1300 36 100 27 45 278 .04 1.05 0 9 118 10 13 1400 35 100 26 49 279 .03 1.08 0 8 100 10 13 1500 35 97 27 45 280 .01 1.09 0 11 90 10 13 1600 33 100 25 56 279 .01 1.1 0 9 30 10 13 1700 33 100 25 46 282 0 1.1 0 13 18 10 13 1800 33 100 22 41 287 .01 1.11 -0 12 0 10 13 1900 31 100 22 35 277 0 1.11 0 11 0 10 13 2000 32 100 19 31 284 0 1.11 -0 10 0 10 13 2100 31 100 17 29 279 .01 1.12 0 5 0 10 13 2200 32 100 15 30 291 0 1.12 0 6 0 10 13 2300 31 100 19 37 291 0 1.12 0 -0 0 10 14 0 31 100 22 36 296 0 1.12 0 6 0 10 14 100 32 100 19 42 298 .01 1.13 0 2 0 10 14 200 31 100 20 37 294 0 1.13 0 8 0 10 14 300 31 100 18 30 294 0 1.13 0 7 0 10 14 400 31 100 15 25 296 0 1.13 0 6 0 Total Prec. 5400' ------------------------------------------------------ 1.13 Page 1 10-14-2020 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' --------------------------------------------------------------- 10 13 500 29 100 0 0 0 95 0 10 13 600 30 100 0 0 0 92 0 10 13 700 31 100 0 0 0 94 2 10 13 800 29 100 0 0 0 94 11 10 13 900 24 94 0 0 0 94 66 10 13 1000 22 97 0 0 0 94 120 10 13 1100 21 95 0 0 0 94 126 10 13 1200 19 96 0 0 0 94 216 10 13 1300 19 95 0 0 0 95 322 10 13 1400 18 94 0 0 0 95 251 10 13 1500 17 93 0 0 0 95 234 10 13 1600 17 93 0 0 0 95 133 10 13 1700 15 92 0 0 0 95 45 10 13 1800 17 93 0 0 0 95 4 10 13 1900 15 92 0 0 0 95 0 10 13 2000 17 93 0 0 0 95 0 10 13 2100 17 93 0 0 0 96 0 10 13 2200 17 94 0 0 0 96 0 10 13 2300 17 93 0 0 0 95 0 10 14 0 15 92 0 0 0 93 0 10 14 100 16 93 0 0 0 91 0 10 14 200 16 93 0 0 0 91 0 10 14 300 14 92 0 0 0 91 0 10 14 400 13 91 0 0 0 91 0 Page 1 10-14-2020 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' ------------------------------------------------------------------------------ 10 13 500 38 100 20 37 59 268 .21 .21 9 10 13 600 41 100 23 43 76 272 .08 .29 6 10 13 700 42 100 18 38 67 277 .2 .49 8 10 13 800 42 100 21 44 76 276 .26 .75 8 10 13 900 40 100 18 42 83 292 .31 1.06 8 10 13 1000 38 99 25 56 110 279 .05 1.11 8 10 13 1100 37 97 32 63 106 281 .01 1.12 6 10 13 1200 35 100 24 51 104 279 .24 1.36 10 10 13 1300 36 100 19 51 102 295 .15 1.51 8 10 13 1400 34 99 30 54 96 287 0 1.51 8 10 13 1500 32 98 31 57 97 288 0 1.51 8 10 13 1600 32 100 30 54 88 282 0 1.51 9 10 13 1700 32 100 20 45 89 281 0 1.51 8 10 13 1800 32 100 19 44 86 287 .18 1.69 8 10 13 1900 31 100 30 52 76 294 .21 1.9 7 10 13 2000 31 100 16 47 78 288 .08 1.98 8 10 13 2100 31 100 21 45 73 285 .06 2.04 10 10 13 2200 30 100 16 34 68 284 .14 2.18 8 10 13 2300 31 100 11 25 44 294 .09 2.27 8 10 14 0 31 100 18 32 52 295 .2 2.47 8 10 14 100 31 100 16 32 52 297 .08 2.55 8 10 14 200 30 100 18 33 53 295 .06 2.61 10 10 14 300 29 100 25 42 68 292 .01 2.62 9 10 14 400 29 100 18 37 55 294 .01 2.63 10 Total Prec. 5800' ------------------------------------------------------------------------ 2.63 Page 1 10-14-2020 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' ------------------------------------------------------ 10 13 500 47 100 3 10 139 .1 .1 10 13 600 48 100 2 8 147 .07 .17 10 13 700 49 100 2 8 156 .09 .26 10 13 800 50 100 1 9 292 .23 .49 10 13 900 51 100 8 23 303 .05 .54 10 13 1000 50 98 12 27 299 .05 .59 10 13 1100 50 94 14 26 301 0 .59 10 13 1200 49 100 10 21 292 0 .59 10 13 1300 48 94 16 31 300 0 .59 10 13 1400 49 89 16 33 298 0 .59 10 13 1500 49 84 15 29 297 0 .59 10 13 1600 48 86 12 28 294 0 .59 10 13 1700 47 89 13 29 298 .01 .6 10 13 1800 45 98 12 26 298 .03 .63 10 13 1900 45 99 9 20 297 .05 .68 10 13 2000 44 95 12 26 303 0 .68 10 13 2100 44 95 11 27 304 0 .68 10 13 2200 44 95 7 16 296 0 .68 10 13 2300 44 94 7 17 297 0 .68 10 14 0 44 94 10 19 297 0 .68 10 14 100 44 95 7 16 296 0 .68 10 14 200 44 94 6 11 300 0 .68 10 14 300 43 90 6 12 303 0 .68 10 14 400 42 94 3 10 311 0 .68 Total Prec. 3260' ------------------------------------------------------ .68 Page 1 10-14-2020 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' ------------------------------------------------------------------------ Total Prec. 5880' ------------------------------------------------------------ 0 Page 1 10-14-2020 Northwest Avalanche Center Top of The Magic Mile chair, Timberline, Oregon 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' ------------------------------------------------ Page 1 10-14-2020 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' ------------------------------------------------------------------------------------ 10 13 500 39 44 95 96 16 33 231 .06 .06 59 6 1015 10 13 600 39 44 95 95 17 34 230 .09 .15 57 5 1014 10 13 700 41 44 95 96 19 41 233 .2 .35 58 5 1014 10 13 800 42 45 95 96 22 41 236 .15 .5 58 5 1013 10 13 900 42 46 95 100 20 40 232 .59 1.09 59 6 1013 10 13 1000 41 47 95 94 22 59 226 .45 1.54 59 3 1014 10 13 1100 36 41 88 88 24 58 237 .22 1.76 59 10 1015 10 13 1200 34 40 96 90 23 53 229 0 1.76 60 4 1016 10 13 1300 34 40 96 89 21 45 246 0 1.76 60 3 1016 10 13 1400 34 40 96 90 22 45 217 0 1.76 60 8 1016 10 13 1500 33 40 96 87 21 42 307 0 1.76 59 5 1017 10 13 1600 33 39 97 92 22 49 267 .04 1.8 59 8 1017 10 13 1700 32 38 96 91 24 46 271 0 1.8 59 8 1017 10 13 1800 31 37 90 88 23 44 258 0 1.8 60 8 1018 10 13 1900 30 36 95 87 20 40 262 0 1.8 60 7 1019 10 13 2000 29 35 97 89 20 42 294 0 1.8 59 8 1020 10 13 2100 29 35 95 87 20 37 253 0 1.8 59 8 1020 10 13 2200 28 35 93 85 19 38 245 0 1.8 59 10 1020 10 13 2300 29 35 87 83 20 39 247 0 1.8 58 8 1021 10 14 0 28 35 89 84 17 36 264 0 1.8 59 9 1021 10 14 100 29 34 97 92 13 29 245 0 1.8 59 7 1022 10 14 200 28 34 97 92 16 30 242 .09 1.89 58 4 1022 10 14 300 27 34 94 89 17 31 269 0 1.89 57 5 1022 10 14 400 28 33 97 92 14 26 271 .01 1.9 56 7 1023 Total Prec. 5380' ------------------------------------------------------------------ 1.9 Page 1 10-14-2020 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' ------------------------------------------------ 10 13 500 38 100 25 38 53 186 10 13 600 38 100 27 41 61 192 10 13 700 39 100 28 45 67 216 10 13 800 40 100 26 45 66 235 10 13 900 40 100 26 44 66 235 10 13 1000 39 100 30 49 81 234 10 13 1100 33 100 24 50 80 230 10 13 1200 33 100 27 46 66 225 10 13 1300 32 100 27 46 67 228 10 13 1400 32 100 24 44 67 228 10 13 1500 32 100 26 46 66 231 10 13 1600 31 100 23 43 65 226 10 13 1700 30 100 22 46 59 235 10 13 1800 29 100 21 42 69 235 10 13 1900 28 100 22 41 64 235 10 13 2000 28 100 21 37 56 239 10 13 2100 27 100 22 36 52 239 10 13 2200 27 100 21 36 55 240 10 13 2300 27 100 19 34 52 238 10 14 0 27 100 18 32 51 245 10 14 100 28 100 16 32 45 254 10 14 200 27 100 12 30 48 268 10 14 300 25 99 21 35 51 280 10 14 400 27 100 13 27 43 265 Page 1 10-14-2020 Northwest Avalanche Center Ski Bowl Ski Area, Government Camp, Oregon Wind direction unheated and may rime 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