8-11-2018 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' ------------------------------------------------------------------ 8 10 500 66 34 1 4 8 91 0 0 7 8 10 600 67 35 -0 1 5 108 0 0 10 8 10 700 70 38 -0 0 0 132 0 0 4 8 10 800 71 33 -0 0 0 142 0 0 6 8 10 900 71 42 -0 2 9 164 0 0 8 8 10 1000 73 37 -0 3 9 163 0 0 9 8 10 1100 77 31 -0 2 7 156 0 0 2 8 10 1200 75 33 -0 0 5 162 0 0 3 8 10 1300 73 42 -0 0 5 178 0 0 5 8 10 1400 71 45 -0 0 2 160 0 0 4 8 10 1500 72 45 -0 0 6 181 0 0 8 8 10 1600 75 40 -0 1 7 180 0 0 4 8 10 1700 71 47 -0 3 9 185 0 0 2 8 10 1800 69 50 -0 4 9 195 0 0 6 8 10 1900 64 52 -0 4 8 188 0 0 7 8 10 2000 60 58 0 4 8 167 0 0 2 8 10 2100 59 52 2 7 13 158 0 0 6 8 10 2200 58 56 3 7 11 166 0 0 7 8 10 2300 57 59 -0 5 12 153 0 0 8 8 11 0 55 64 -0 4 9 161 0 0 10 8 11 100 54 60 3 8 14 158 0 0 7 8 11 200 53 63 3 9 14 155 0 0 8 8 11 300 51 68 3 5 9 148 0 0 7 8 11 400 47 88 1 5 9 176 0 0 8 Total Prec. 5250' ------------------------------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------------------------------------------ 8 10 500 69 67 54 52 0 2 4 127 0.00 0.00 -0 8 10 600 71 67 44 52 0 4 6 117 0.00 0.00 0 8 10 700 72 71 41 48 1 3 4 87 0.00 0.00 -3 8 10 800 79 74 31 45 0 2 4 85 0.00 0.00 -2 8 10 900 77 76 45 42 0 3 6 201 0.00 0.00 -6 8 10 1000 72 78 50 39 0 6 11 198 0.00 0.00 -5 8 10 1100 74 78 49 42 4 7 11 196 0.00 0.00 -3 8 10 1200 71 77 56 44 6 10 15 188 0.00 0.00 -3 8 10 1300 73 76 54 46 6 11 16 194 0.00 0.00 -5 8 10 1400 72 76 61 51 5 10 13 211 0.00 0.00 -3 8 10 1500 70 75 65 56 4 9 16 224 0.00 0.00 -0 8 10 1600 68 73 64 54 3 8 13 229 0.00 0.00 -5 8 10 1700 68 71 63 55 2 9 15 246 0.00 0.00 -0 8 10 1800 65 68 64 56 4 10 16 235 0.00 0.00 -1 8 10 1900 63 66 61 57 6 12 22 215 0.00 0.00 0 8 10 2000 62 65 63 57 8 16 25 202 0.00 0.00 -0 8 10 2100 62 64 61 57 11 18 25 200 0.00 0.00 0 8 10 2200 58 62 76 67 8 16 28 210 0.00 0.00 -0 8 10 2300 57 61 81 70 6 13 19 215 0.00 0.00 -0 8 11 0 58 61 74 65 7 12 18 216 0.00 0.00 -0 8 11 100 57 61 75 64 11 14 18 208 0.00 0.00 0 8 11 200 56 60 83 71 11 16 20 205 0.00 0.00 0 8 11 300 54 58 90 79 10 14 19 195 0.00 0.00 0 8 11 400 51 55 100 87 8 13 20 195 0.00 0.00 0 Total Prec. 4210' ------------------------------------------------------------------------ 0.00 Page 1 8-11-2018 Northwest Avalanche Center Washington Department of Transportation Washington Pass, Washington Wind gages unheated and may rime 5450' RH out 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' ------------------------------------------------------------------------------ 8 10 500 71 54 27 8 10 209 53 0 0 0 8 10 600 72 54 27 7 11 214 54 0 0 0 8 10 700 75 59 25 0 2 221 59 0 0 1 8 10 800 76 66 25 0 4 190 65 0 0 0 8 10 900 79 73 24 4 5 187 74 0 0 0 8 10 1000 80 79 24 5 8 164 83 0 0 -0 8 10 1100 82 81 22 5 9 190 90 0 0 -0 8 10 1200 80 81 25 6 9 195 90 0 0 -0 8 10 1300 82 82 24 6 9 206 94 0 0 -0 8 10 1400 80 82 26 7 11 217 95 0 0 -0 8 10 1500 79 83 30 10 14 216 96 0 0 -0 8 10 1600 79 80 31 10 13 216 90 0 0 -0 8 10 1700 74 77 40 9 14 225 86 0 0 -0 8 10 1800 70 75 50 8 12 217 82 0 0 -0 8 10 1900 65 68 62 9 11 232 71 0 0 1 8 10 2000 62 65 67 10 12 237 66 0 0 0 8 10 2100 60 62 67 11 14 249 62 0 0 0 8 10 2200 58 60 70 13 18 247 60 0 0 0 8 10 2300 56 59 72 13 17 239 59 0 0 0 8 11 0 59 55 46 15 21 245 56 0 0 1 8 11 100 57 54 61 7 10 260 53 0 0 1 8 11 200 59 50 46 4 9 285 51 0 0 0 8 11 300 57 49 47 3 6 244 49 0 0 1 8 11 400 55 50 55 7 12 244 50 0 0 1 Total Prec. 5450' ------------------------------------------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------------------------------ 8 10 500 61 54 5 0 2 24 0 0 1 8 10 600 62 53 38 0 2 342 0 0 1 8 10 700 68 50 80 1 3 348 0 0 1 8 10 800 79 33 152 0 3 325 0 0 2 8 10 900 82 30 194 0 4 110 0 0 0 8 10 1000 85 25 221 1 5 88 0 0 2 8 10 1100 90 21 280 2 4 84 0 0 2 8 10 1200 94 18 377 1 6 139 0 0 2 8 10 1300 100 13 518 1 5 113 0 0 -0 8 10 1400 100 13 267 2 4 172 0 0 2 8 10 1500 99 13 212 1 4 172 0 0 2 8 10 1600 99 13 129 0 3 167 0 0 2 8 10 1700 98 15 80 0 5 153 0 0 2 8 10 1800 94 22 58 1 3 259 0 0 3 8 10 1900 89 26 9 2 5 264 0 0 1 8 10 2000 86 28 0 2 4 259 0 0 1 8 10 2100 84 29 0 2 7 265 0 0 0 8 10 2200 82 30 0 2 6 272 0 0 2 8 10 2300 80 31 0 2 6 268 0 0 3 8 11 0 78 32 0 2 6 267 0 0 3 8 11 100 76 33 0 2 7 257 0 0 3 8 11 200 72 34 0 2 7 252 0 0 1 8 11 300 70 33 0 2 5 268 0 0 1 8 11 400 71 32 0 2 4 285 0 0 1 Total Prec. 2170' ------------------------------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------ 8 10 500 76 71 0 2 4 152 8 10 600 77 72 0 2 4 297 8 10 700 81 75 0 2 4 242 8 10 800 71 74 2 6 10 262 8 10 900 68 72 4 8 14 260 8 10 1000 68 73 6 13 22 253 8 10 1100 67 74 2 12 23 274 8 10 1200 67 75 0 12 23 271 8 10 1300 69 78 0 15 24 261 8 10 1400 68 76 1 12 20 261 8 10 1500 72 74 0 8 21 280 8 10 1600 70 72 0 9 26 281 8 10 1700 68 68 0 6 24 290 8 10 1800 66 66 0 8 26 293 8 10 1900 64 64 0 10 23 270 8 10 2000 60 60 3 12 19 258 8 10 2100 58 58 4 11 20 253 8 10 2200 58 57 0 6 14 259 8 10 2300 58 57 0 3 6 278 8 11 0 55 55 2 7 17 263 8 11 100 55 54 3 9 17 258 8 11 200 55 55 3 7 13 258 8 11 300 56 54 4 6 9 264 8 11 400 51 53 4 7 12 274 Page 1 8-11-2018 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' ------------------------------------------------------ 8 10 500 62 60 0 0 -0 1016 8 10 600 62 66 0 0 -0 1016 8 10 700 63 69 0 0 -0 1016 8 10 800 66 67 0 0 -1 1016 8 10 900 68 64 0 0 -1 1017 8 10 1000 69 64 0 0 -0 1017 8 10 1100 73 58 0 0 -0 1017 8 10 1200 76 51 0 0 -0 1017 8 10 1300 79 42 0 0 -0 1017 8 10 1400 79 37 0 0 -0 1017 8 10 1500 78 40 0 0 -0 1017 8 10 1600 77 42 0 0 -0 1017 8 10 1700 75 47 0 0 -1 1017 8 10 1800 72 53 0 0 -0 1017 8 10 1900 69 58 0 0 -0 1017 8 10 2000 63 68 0 0 -0 1018 8 10 2100 61 72 0 0 -0 1018 8 10 2200 58 79 0 0 0 1018 8 10 2300 57 82 0 0 0 1017 8 11 0 56 84 0 0 0 1017 8 11 100 55 87 0 0 0 1017 8 11 200 56 89 0 0 0 1016 8 11 300 55 88 0 0 0 1016 8 11 400 54 94 0 0 0 1016 Total Prec. 3950' ------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------------------------ 8 10 500 74 27 0 0 192 0 0 5 8 10 600 74 28 0 0 192 0 0 7 8 10 700 75 34 0 0 192 0 0 7 8 10 800 73 54 2 11 160 0 0 4 8 10 900 68 57 3 14 191 0 0 8 8 10 1000 68 58 10 15 195 0 0 8 8 10 1100 67 62 10 15 194 0 0 7 8 10 1200 69 58 9 16 198 0 0 7 8 10 1300 70 53 9 15 197 0 0 7 8 10 1400 72 47 8 15 209 0 0 5 8 10 1500 73 47 6 13 239 0 0 4 8 10 1600 72 46 5 11 222 0 0 7 8 10 1700 69 54 6 13 216 0 0 3 8 10 1800 66 61 8 20 211 0 0 7 8 10 1900 65 60 8 16 201 0 0 4 8 10 2000 61 67 7 16 201 0 0 3 8 10 2100 58 79 9 15 191 0 0 8 8 10 2200 58 80 2 13 203 0 0 7 8 10 2300 58 77 0 0 109 0 0 6 8 11 0 56 89 3 11 160 0 0 6 8 11 100 55 90 7 11 205 0 0 7 8 11 200 55 86 4 9 200 0 0 7 8 11 300 56 69 0 3 203 0 0 5 8 11 400 51 100 0 1 222 0 0 7 Total Prec. 4800' ------------------------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------------ 8 10 500 70 45 1 5 265 22 8 10 600 69 50 2 6 270 21 8 10 700 69 53 2 7 276 22 8 10 800 70 56 1 8 293 23 8 10 900 71 54 2 8 294 22 8 10 1000 71 56 1 10 289 21 8 10 1100 72 56 1 10 329 21 8 10 1200 72 54 2 10 252 21 8 10 1300 75 49 2 9 256 18 8 10 1400 76 43 2 12 280 21 8 10 1500 76 45 4 14 293 20 8 10 1600 73 45 4 14 297 21 8 10 1700 70 53 2 13 307 22 8 10 1800 67 60 3 15 302 21 8 10 1900 63 63 2 10 280 21 8 10 2000 61 69 3 13 281 22 8 10 2100 58 77 0 7 230 20 8 10 2200 57 82 0 4 269 22 8 10 2300 56 84 2 5 260 22 8 11 0 55 89 2 6 269 22 8 11 100 54 93 0 7 256 22 8 11 200 54 95 0 6 258 21 8 11 300 53 95 0 3 275 22 8 11 400 52 97 1 5 298 21 Page 1 8-11-2018 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' ------------------------------------------------------ 8 10 500 61 59 0 0 23 1013 8 10 600 62 62 0 0 23 1012 8 10 700 67 59 0 0 23 1013 8 10 800 74 55 0 0 28 1013 8 10 900 84 37 0 0 18 1013 8 10 1000 84 36 0 0 27 1013 8 10 1100 84 37 0 0 25 1013 8 10 1200 87 32 0 0 26 1013 8 10 1300 86 33 0 0 3 1013 8 10 1400 87 30 0 0 23 1013 8 10 1500 86 29 0 0 16 1013 8 10 1600 84 29 0 0 13 1013 8 10 1700 82 32 0 0 22 1013 8 10 1800 79 38 0 0 12 1014 8 10 1900 76 45 0 0 22 1014 8 10 2000 71 52 0 0 18 1014 8 10 2100 69 54 0 0 27 1015 8 10 2200 67 60 0 0 24 1015 8 10 2300 66 64 0 0 23 1014 8 11 0 64 65 0 0 23 1014 8 11 100 65 66 0 0 19 1014 8 11 200 63 71 0 0 27 1014 8 11 300 62 72 0 0 28 1013 8 11 400 61 73 0 0 20 1013 Total Prec. 2700' ------------------------------------ 0 Page 1 8-11-2018 Northwest Avalanche Center Dirty Face Mountain, Washington Wind gages unheated and may rime Wind direction out MM/DD Hour Temp RH Wind Wind Wind Wind PST F % Min Avg Max Dir 5980' 5980' 5980' 5980' 5980' 5980' ------------------------------------------------ 8 10 500 76 21 6 9 13 241 8 10 600 77 20 2 6 9 254 8 10 700 77 21 4 6 8 242 8 10 800 77 24 1 4 7 215 8 10 900 78 23 4 6 7 140 8 10 1000 76 26 4 6 9 185 8 10 1100 77 36 4 8 16 244 8 10 1200 77 34 6 13 20 254 8 10 1300 74 38 6 15 24 255 8 10 1400 74 37 12 21 27 253 8 10 1500 71 40 19 25 35 253 8 10 1600 72 37 21 27 36 269 8 10 1700 68 41 23 28 35 279 8 10 1800 65 43 25 32 38 285 8 10 1900 62 56 25 33 40 283 8 10 2000 61 55 25 32 42 287 8 10 2100 59 63 26 34 40 316 8 10 2200 60 48 26 31 38 288 8 10 2300 62 25 20 26 34 288 8 11 0 61 35 13 20 29 290 8 11 100 59 41 10 19 25 304 8 11 200 59 41 6 17 24 292 8 11 300 58 45 10 20 28 281 8 11 400 59 45 9 15 20 280 Page 1 8-11-2018 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' ------------------------------------------------------------------------ 8 10 500 59 80 0 0 0 51 0 0 -1 8 10 600 59 80 0 0 0 51 0 0 -1 8 10 700 64 74 0 0 0 51 0 0 -1 8 10 800 70 58 0 0 1 42 0 0 -1 8 10 900 76 46 0 0 2 267 0 0 -1 8 10 1000 78 44 0 2 3 221 0 0 -2 8 10 1100 84 34 0 1 3 231 0 0 -2 8 10 1200 93 29 0 1 4 266 0 0 -2 8 10 1300 93 27 0 2 5 321 0 0 -1 8 10 1400 93 26 0 2 6 317 0 0 -1 8 10 1500 92 26 0 2 6 329 0 0 -2 8 10 1600 90 26 0 3 6 320 0 0 -1 8 10 1700 88 25 0 2 6 331 0 0 -2 8 10 1800 85 28 0 2 6 326 0 0 -2 8 10 1900 82 33 0 1 5 317 0 0 -1 8 10 2000 79 40 0 1 4 312 0 0 -1 8 10 2100 77 42 0 1 4 311 0 0 -1 8 10 2200 76 46 0 0 4 334 0 0 -1 8 10 2300 73 50 0 1 4 291 0 0 -1 8 11 0 71 55 0 0 3 342 0 0 -1 8 11 100 70 52 0 0 3 54 0 0 -1 8 11 200 70 53 0 1 4 34 0 0 -1 8 11 300 70 54 0 0 3 301 0 0 -1 8 11 400 66 61 0 0 4 311 0 0 -1 Total Prec. 1930' ------------------------------------------------------------ 0 Page 1 8-11-2018 Northwest Avalanche Center Washington Department of Transportation Tumwater Mountain, Leavenworth, Washington Wind gages unheated and may rime Comms intermittent MM/DD Hour Temp RH Wind Wind Wind Total PST F % Avg Max Dir Snow 4180' 4180' 4180' 4180' 4180' 4180' ------------------------------------------------ 8 10 500 78 25 2 7 29 17 8 10 600 80 23 0 7 28 26 8 10 700 81 25 0 2 4 27 8 10 800 81 32 0 2 165 24 8 10 900 83 25 0 3 154 19 8 10 1000 83 27 0 5 149 23 8 10 1100 86 26 0 3 255 24 8 10 1200 85 30 0 5 24 26 8 10 1300 87 30 1 5 46 24 8 10 1400 88 27 2 7 9 18 8 10 1500 89 25 2 9 90 18 8 10 1600 86 30 2 8 230 24 8 10 1700 82 30 4 12 277 17 8 10 1800 77 34 9 17 281 25 8 10 1900 74 35 7 15 291 18 8 10 2000 73 36 5 14 305 25 8 10 2100 71 37 8 16 298 17 8 10 2200 69 35 14 31 295 27 8 10 2300 67 42 Page 1 8-11-2018 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' ------------------------------------------------ Page 1 8-11-2018 Northwest Avalanche Center Alpental Ski Area, Washington Upper station not powered over summer at ski area. Mid-station internet comms temporarily down at ski area. 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' ------------------------------------------------------------------------------------------------------ 8 10 500 74 69 61 74 28 3 8 223 0 0 21 16 8 10 600 74 69 60 79 28 3 6 270 0 0 21 13 8 10 700 70 68 62 82 38 3 8 320 0 0 21 16 8 10 800 69 67 66 76 46 6 9 324 0 0 22 16 8 10 900 66 67 70 61 56 2 6 342 0 0 21 19 8 10 1000 67 68 73 48 63 4 8 337 0 0 21 18 8 10 1100 68 71 78 37 55 3 8 4 0 0 21 22 8 10 1200 69 75 81 35 52 2 7 19 0 0 22 20 8 10 1300 69 76 81 33 41 3 9 51 0 0 22 15 8 10 1400 69 77 82 37 43 4 10 26 0 0 22 23 8 10 1500 69 78 80 39 44 3 10 23 0 0 20 22 8 10 1600 68 78 80 38 52 4 8 21 0 0 21 23 8 10 1700 65 80 77 41 53 5 11 33 0 0 22 23 8 10 1800 64 71 74 50 58 5 16 34 0 0 21 22 8 10 1900 63 68 69 61 64 4 13 358 0 0 22 23 8 10 2000 61 66 64 73 68 4 10 14 0 0 22 23 8 10 2100 59 63 61 81 71 4 12 15 0 0 22 22 8 10 2200 57 60 85 80 5 18 11 0 0 23 8 10 2300 57 59 88 66 5 19 18 0 0 23 8 11 0 56 58 89 72 4 14 15 0 0 23 8 11 100 55 57 90 77 5 16 14 0 0 23 8 11 200 55 57 90 75 5 18 360 0 0 22 8 11 300 56 56 93 69 6 11 333 0 0 22 8 11 400 50 55 94 99 5 14 348 0 0 22 Total Prec. 3100' ------------------------------------------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------------ 8 10 500 3 8 223 1177 0 0 0 8 10 600 3 6 270 1177 0 0 0 8 10 700 3 8 320 1177 0 0 0 8 10 800 6 9 324 1045 0 0 0 8 10 900 2 6 342 1177 0 0 0 8 10 1000 4 8 337 1177 0 0 0 8 10 1100 3 8 4 1177 0 0 0 8 10 1200 2 7 19 1177 0 0 0 8 10 1300 3 9 51 1177 0 0 0 8 10 1400 4 10 26 1177 0 0 0 8 10 1500 3 10 23 1177 0 0 0 8 10 1600 4 8 21 1177 0 0 0 8 10 1700 5 11 33 1177 0 0 0 8 10 1800 5 16 34 1177 0 0 0 8 10 1900 4 13 358 1177 0 0 0 8 10 2000 4 10 14 1032 0 0 0 8 10 2100 4 12 15 1177 0 0 0 8 10 2200 5 18 11 1177 0 0 0 8 10 2300 5 19 18 1177 0 0 0 8 11 0 4 14 15 1177 0 0 0 8 11 100 5 16 14 1177 0 0 0 8 11 200 5 18 360 1177 0 0 0 8 11 300 6 11 333 1177 0 0 0 8 11 400 5 14 348 1177 0 0 0 Page 1 8-11-2018 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' ------------------------------------------------------------------------------------ 8 10 500 67 69 61 74 0 0 213 0 0 0 1016 8 10 600 65 69 61 74 0 0 215 0 0 0 1017 8 10 700 64 68 68 68 0 0 214 0 0 0 1017 8 10 800 64 69 74 54 0 0 209 0 0 0 1017 8 10 900 63 71 72 51 0 0 223 0 0 0 1017 8 10 1000 65 71 74 42 0 0 230 0 0 0 1017 8 10 1100 68 74 79 31 0 0 220 0 0 0 1017 8 10 1200 71 78 80 32 0 0 212 0 0 0 1017 8 10 1300 72 81 82 30 0 0 216 0 0 0 1017 8 10 1400 73 82 83 31 0 0 226 0 0 0 1017 8 10 1500 74 81 82 35 0 0 223 0 0 0 1016 8 10 1600 74 80 81 35 0 0 222 0 0 0 1016 8 10 1700 73 77 79 36 0 0 246 0 0 0 1016 8 10 1800 72 76 76 42 0 0 251 0 0 0 1017 8 10 1900 70 70 70 56 0 0 240 0 0 0 1017 8 10 2000 66 66 67 67 0 0 221 0 0 0 1017 8 10 2100 63 64 63 77 0 0 223 0 0 0 1018 8 10 2200 62 63 60 83 0 0 248 0 0 0 1017 8 10 2300 61 61 60 83 0 0 224 0 0 0 1018 8 11 0 56 59 58 88 0 0 220 0 0 0 1018 8 11 100 54 55 57 86 0 0 219 0 0 0 1018 8 11 200 53 54 56 88 0 0 220 0 0 0 1018 8 11 300 52 53 55 92 0 0 217 0 0 0 1018 8 11 400 52 53 54 93 0 0 228 0 0 0 1018 Total Prec. 3010' ------------------------------------------------------------------ 0 Page 1 8-11-2018 Northwest Avalanche Center Washington Department of Transportation Blewett Pass, WA Precipitation gauge occasionally measures condensation inside gage 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' ------------------------------------------------------------ 8 10 500 71 32 68 0 0 2 1017 8 10 600 73 33 72 0 0 4 1017 8 10 700 84 32 89 0 0 0 1017 8 10 800 86 24 98 0 0 5 1017 8 10 900 91 20 107 0 0 6 1017 8 10 1000 91 22 109 0 0 8 1017 8 10 1100 93 20 109 0 0 2 1017 8 10 1200 90 26 101 0 0 0 1017 8 10 1300 92 22 104 0 0 3 1017 8 10 1400 89 26 96 0 0 1 1017 8 10 1500 91 23 100 0 0 4 1016 8 10 1600 89 22 95 0 0 4 1016 8 10 1700 86 23 88 0 0 2 1016 8 10 1800 79 31 81 0 0 4 1016 8 10 1900 75 34 76 0 0 5 1016 8 10 2000 73 34 71 0 0 -0 1017 8 10 2100 70 36 68 0 0 0 1017 8 10 2200 68 37 66 0 0 0 1017 8 10 2300 69 31 66 0 0 3 1016 8 11 0 65 39 64 0 0 4 1016 8 11 100 63 48 62 0 0 5 1016 8 11 200 62 46 61 0 0 6 1016 8 11 300 64 41 62 0 0 3 1016 8 11 400 64 43 61 0 0 4 1016 Total Prec. 4100' ------------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------------------------------------------ 8 10 500 71 72 34 0 0 14 8 10 600 71 72 36 0 0 14 8 10 700 74 74 39 0 0 14 8 10 800 78 79 39 0 0 13 8 10 900 79 82 37 0 0 13 8 10 1000 79 81 39 0 0 12 8 10 1100 81 83 35 0 0 13 8 10 1200 83 83 34 0 0 13 8 10 1300 82 83 35 0 0 12 8 10 1400 83 85 34 0 0 13 8 10 1500 82 85 35 0 0 12 8 10 1600 82 85 34 0 0 11 8 10 1700 81 85 34 0 0 12 8 10 1800 78 81 38 0 0 13 8 10 1900 75 78 41 0 0 14 8 10 2000 71 75 44 0 0 13 8 10 2100 69 72 40 0 0 13 8 10 2200 67 71 40 0 0 13 8 10 2300 68 71 35 0 0 13 8 11 0 68 72 35 0 0 14 8 11 100 67 70 37 0 0 14 8 11 200 65 69 42 0 0 14 8 11 300 64 67 46 0 0 14 8 11 400 63 66 50 0 0 14 Total Prec. 5160' ------------------------------------------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------------------------------------------ 8 10 500 70 62 33 56 11 18 23 205 0 0 4 8 10 600 69 62 35 60 6 13 20 208 0 0 4 8 10 700 70 63 35 71 0 6 16 209 0 0 4 8 10 800 73 70 37 47 1 4 9 163 0 0 4 8 10 900 73 70 46 48 0 4 11 158 0 0 3 8 10 1000 74 75 45 42 0 2 4 86 0 0 2 8 10 1100 72 74 47 41 0 2 5 174 0 0 2 8 10 1200 72 78 48 40 0 2 6 198 0 0 2 8 10 1300 73 76 49 45 0 3 6 205 0 0 3 8 10 1400 72 77 51 47 2 5 11 235 0 0 3 8 10 1500 69 76 58 51 2 5 12 232 0 0 3 8 10 1600 74 73 49 54 1 5 11 214 0 0 3 8 10 1700 72 70 52 59 0 5 10 207 0 0 3 8 10 1800 71 65 52 69 0 3 8 207 0 0 3 8 10 1900 69 63 57 76 0 4 8 233 0 0 3 8 10 2000 59 59 62 80 0 6 14 226 0 0 4 8 10 2100 59 57 58 83 4 11 18 226 0 0 4 8 10 2200 56 57 81 84 4 11 18 239 0 0 4 8 10 2300 52 57 92 85 5 13 24 263 0 0 4 8 11 0 52 56 74 88 4 10 20 232 0 0 4 8 11 100 52 55 73 93 1 7 16 222 0 0 4 8 11 200 53 54 64 93 8 17 32 202 0 0 4 8 11 300 50 53 76 94 9 20 39 212 0 0 4 8 11 400 47 50 94 95 5 16 32 216 0 0 4 Total Prec. 4310' ------------------------------------------------------------------------ 0 Page 1 8-11-2018 Northwest Avalanche Center Green Valley, Crystal Mountain Ski Area, Washington MM/DD Hour Temp 24 Hr Total PST F Snow Snow 6230' 6230' 6230' ------------------------------ 8 10 500 72 -2 8 10 600 70 -2 8 10 700 71 -2 8 10 800 69 -2 8 10 900 68 -2 8 10 1000 69 -5 8 10 1100 70 -3 8 10 1200 72 -5 8 10 1300 71 -5 8 10 1400 70 -4 8 10 1500 70 -8 8 10 1600 70 -8 8 10 1700 63 -3 8 10 1800 60 -2 8 10 1900 58 -2 8 10 2000 55 -7 8 10 2100 55 -2 8 10 2200 58 -2 8 10 2300 54 -7 8 11 0 54 -3 8 11 100 53 -1 8 11 200 52 -3 8 11 300 52 -0 8 11 400 48 -3 Page 1 8-11-2018 Northwest Avalanche Center Washington Department of Transportation Chinook Pass, Washington Wind gages unheated and may rime Late June '18: Comms down - troubleshooting ongoing 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' ------------------------------------------------------------------------------ Total Prec. 5500' ------------------------------------------------------------------------ 0 Page 1 8-11-2018 Northwest Avalanche Center Sunrise, Mount Rainier National Park, Washington Wind gages unheated and may rime Late June '18: Comms down - troubleshooting ongoing 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' ------------------------------------------------------------ Page 1 8-11-2018 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' ------------------------------------------------------------------------ 8 10 500 70 35 1 4 339 0 0 9 0 8 10 600 67 51 2 5 323 0 0 8 26 8 10 700 66 60 2 4 309 0 0 7 135 8 10 800 66 65 3 4 288 0 0 8 325 8 10 900 67 66 3 6 282 0 0 6 474 8 10 1000 67 64 6 9 274 0 0 8 635 8 10 1100 70 62 5 11 262 0 0 7 747 8 10 1200 72 58 8 15 256 0 0 6 887 8 10 1300 73 56 10 16 256 0 0 4 909 8 10 1400 75 42 10 16 265 0 0 6 896 8 10 1500 75 44 12 17 263 0 0 8 833 8 10 1600 74 43 12 18 263 0 0 7 710 8 10 1700 72 52 12 18 263 0 0 4 516 8 10 1800 68 60 11 18 263 0 0 7 317 8 10 1900 62 74 9 12 275 0 0 8 126 8 10 2000 59 85 5 9 289 0 0 7 8 8 10 2100 58 84 3 7 285 0 0 10 0 8 10 2200 56 92 4 8 271 0 0 10 0 8 10 2300 56 78 5 11 288 0 0 10 0 8 11 0 59 59 8 13 276 0 0 10 0 8 11 100 60 54 11 19 286 0 0 10 0 8 11 200 59 57 6 16 266 0 0 10 0 8 11 300 50 98 4 10 274 0 0 8 0 8 11 400 50 98 5 9 15 0 0 10 0 Total Prec. 5400' ------------------------------------------------------ 0 Page 1 8-11-2018 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' --------------------------------------------------------------- 8 10 500 57 32 16 24 33 279 0 8 10 600 57 30 10 23 34 278 29 8 10 700 57 28 12 22 33 280 148 8 10 800 55 34 7 22 27 280 322 8 10 900 54 44 21 25 28 278 478 8 10 1000 55 44 17 22 27 277 630 8 10 1100 53 48 18 23 28 275 777 8 10 1200 53 40 22 29 35 278 889 8 10 1300 52 51 25 30 35 277 924 8 10 1400 52 51 20 30 38 274 905 8 10 1500 53 17 23 32 38 276 814 8 10 1600 50 19 20 30 45 275 718 8 10 1700 53 19 23 37 47 277 539 8 10 1800 49 25 26 38 53 272 254 8 10 1900 47 30 42 50 61 273 17 8 10 2000 46 27 40 47 57 273 5 8 10 2100 45 47 52 63 69 275 0 8 10 2200 46 44 58 65 72 277 0 8 10 2300 45 55 55 62 70 275 0 8 11 0 44 53 51 66 76 276 0 8 11 100 43 51 47 63 74 273 0 8 11 200 41 61 60 69 75 274 0 8 11 300 40 66 65 73 79 275 0 8 11 400 40 31 63 72 79 268 0 Page 1 8-11-2018 Northwest Avalanche Center White Pass Ski Area, Washington Base station comms out - return date unknown 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' ------------------------------------------------------------------------------ 8 10 500 69 41 4 9 13 262 0 0 13 8 10 600 68 48 6 11 15 257 0 0 11 8 10 700 67 58 8 12 16 268 0 0 12 8 10 800 66 62 9 12 19 271 0 0 15 8 10 900 66 64 13 21 26 273 0 0 14 8 10 1000 70 58 16 21 29 270 0 0 14 8 10 1100 71 61 14 21 29 274 0 0 11 8 10 1200 72 49 10 18 26 271 0 0 12 8 10 1300 72 47 11 21 30 272 0 0 14 8 10 1400 74 39 9 21 31 273 0 0 14 8 10 1500 74 35 11 24 33 267 0 0 12 8 10 1600 73 41 11 21 34 274 0 0 12 8 10 1700 71 47 11 23 35 271 0 0 14 8 10 1800 66 62 13 24 36 270 0 0 16 8 10 1900 63 71 13 20 28 270 0 0 14 8 10 2000 59 77 13 21 28 274 0 0 16 8 10 2100 56 81 13 18 26 276 0 0 15 8 10 2200 56 78 15 20 26 271 0 0 15 8 10 2300 56 72 17 25 40 263 0 0 14 8 11 0 56 72 21 29 38 265 0 0 16 8 11 100 54 76 18 28 37 262 0 0 15 8 11 200 53 80 16 23 28 263 0 0 16 8 11 300 52 88 12 17 24 270 0 0 16 8 11 400 50 97 7 16 26 269 0 0 17 Total Prec. 5800' ------------------------------------------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------------ 8 10 500 63 80 -0 0 52 0 0 8 10 600 63 82 -0 0 49 0 0 8 10 700 70 74 -0 0 53 0 0 8 10 800 79 56 -0 0 113 0 0 8 10 900 81 52 0 0 215 0 0 8 10 1000 83 48 0 3 153 0 0 8 10 1100 82 47 0 6 211 0 0 8 10 1200 83 47 1 7 251 0 0 8 10 1300 84 48 2 7 239 0 0 8 10 1400 84 46 3 9 252 0 0 8 10 1500 84 44 3 10 264 0 0 8 10 1600 80 50 5 11 298 0 0 8 10 1700 79 56 4 10 295 0 0 8 10 1800 75 60 5 10 318 0 0 8 10 1900 72 68 3 9 330 0 0 8 10 2000 66 82 0 2 273 0 0 8 10 2100 62 91 -0 0 170 0 0 8 10 2200 60 94 0 2 111 0 0 8 10 2300 60 97 0 0 148 0 0 8 11 0 59 96 0 0 287 0 0 8 11 100 58 96 0 1 191 0 0 8 11 200 58 95 -0 0 237 0 0 8 11 300 57 94 0 0 253 0 0 8 11 400 56 94 0 1 308 0 0 Total Prec. 3260' ------------------------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------------------------------ 8 10 500 69 40 2 5 8 333 0 0 1 8 10 600 65 37 4 8 13 322 0 0 3 8 10 700 63 62 3 8 14 317 0 0 5 8 10 800 66 41 4 8 16 313 0 0 5 8 10 900 65 62 1 7 14 302 0 0 3 8 10 1000 68 57 1 8 17 297 0 0 2 8 10 1100 71 51 2 8 15 301 0 0 2 8 10 1200 73 24 1 7 15 296 0 0 2 8 10 1300 73 32 0 8 16 293 0 0 3 8 10 1400 74 42 3 9 19 291 0 0 -0 8 10 1500 73 34 4 9 15 285 0 0 -0 8 10 1600 72 42 2 7 14 288 0 0 0 8 10 1700 71 31 1 8 16 297 0 0 0 8 10 1800 68 27 5 13 28 316 0 0 2 8 10 1900 62 35 6 15 27 310 0 0 5 8 10 2000 60 47 7 14 22 320 0 0 2 8 10 2100 60 46 5 14 22 326 0 0 2 8 10 2200 56 55 6 14 22 322 0 0 -0 8 10 2300 55 55 7 13 21 315 0 0 -0 8 11 0 54 58 6 13 21 316 0 0 3 8 11 100 54 63 5 10 16 308 0 0 5 8 11 200 53 68 1 8 15 312 0 0 4 8 11 300 52 66 4 9 17 301 0 0 3 8 11 400 51 69 3 8 14 305 0 0 3 Total Prec. 5880' ------------------------------------------------------------ 0 Page 1 8-11-2018 Northwest Avalanche Center Top of The Magic Mile chair, Timberline, Oregon Wind direction not heated 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 8-11-2018 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' ------------------------------------------------------------------------------------ 8 10 500 69 65 24 39 0 0 348 0 0 9 1019 8 10 600 68 64 27 48 0 0 348 0 0 9 1019 8 10 700 69 65 26 57 0 9 259 0 0 5 1020 8 10 800 70 72 24 32 10 16 269 0 0 10 1020 8 10 900 70 72 20 46 9 17 220 0 0 8 1020 8 10 1000 76 34 0 0 8 1020 8 10 1100 74 43 0 0 6 1020 8 10 1200 76 21 0 0 9 1021 8 10 1300 76 25 0 0 10 1020 8 10 1400 75 30 0 0 6 1020 8 10 1500 75 33 0 0 9 1020 8 10 1600 74 29 0 0 8 1019 8 10 1700 71 27 0 0 7 1019 8 10 1800 69 25 0 0 9 1019 8 10 1900 68 28 0 0 11 1019 8 10 2000 69 29 0 0 10 1018 8 10 2100 68 33 0 0 9 1018 8 10 2200 66 36 0 0 9 1019 8 10 2300 64 43 0 0 8 1019 8 11 0 61 48 0 0 10 1019 8 11 100 58 55 0 0 7 1018 8 11 200 58 61 0 0 8 1018 8 11 300 56 59 0 0 9 1018 8 11 400 55 63 0 0 5 1018 Total Prec. 5380' ------------------------------------------------------------------ 0 Page 1 8-11-2018 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' ------------------------------------------------ 8 10 500 68 0 0 0 0 252 8 10 600 69 0 0 0 0 316 8 10 700 74 0 0 0 0 271 8 10 800 74 0 0 8 18 260 8 10 900 80 0 0 11 20 252 8 10 1000 75 0 1 14 23 250 8 10 1100 72 0 6 18 27 248 8 10 1200 71 0 10 20 27 246 8 10 1300 71 0 4 20 30 239 8 10 1400 69 0 11 22 33 246 8 10 1500 68 0 8 22 32 250 8 10 1600 66 0 10 23 33 236 8 10 1700 65 0 12 27 47 242 8 10 1800 62 0 9 29 39 243 8 10 1900 60 0 13 30 41 248 8 10 2000 61 0 6 26 37 243 8 10 2100 60 0 9 25 34 240 8 10 2200 58 0 9 24 35 234 8 10 2300 56 0 5 21 30 228 8 11 0 55 0 7 22 33 227 8 11 100 54 0 6 24 36 240 8 11 200 51 0 6 24 34 245 8 11 300 49 0 11 30 46 253 8 11 400 49 0 14 34 45 245 Page 1 8-11-2018 Northwest Avalanche Center Ski Bowl Ski Area, Government Camp, Oregon Wind direction out 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' ------------------------------------------------------------------------------ 8 10 500 65 55 60 84 0 0 0 218 0 0 10 8 10 600 64 55 63 85 0 0 0 217 0 0 10 8 10 700 65 58 64 85 0 0 0 214 0 0 10 8 10 800 67 61 59 84 0 0 0 211 0 0 10 8 10 900 70 69 55 63 0 0 0 206 0 0 10 8 10 1000 72 72 54 56 0 0 0 203 0 0 9 8 10 1100 74 76 52 49 0 0 0 203 0 0 6 8 10 1200 73 77 52 44 0 0 0 200 0 0 8 8 10 1300 73 77 52 47 0 0 0 200 0 0 7 8 10 1400 73 76 52 49 0 0 0 200 0 0 6 8 10 1500 73 76 47 44 0 0 0 197 0 0 9 8 10 1600 70 75 45 38 0 0 0 197 0 0 9 8 10 1700 72 75 41 36 0 0 0 201 0 0 8 8 10 1800 67 73 46 40 0 0 0 207 0 0 8 8 10 1900 62 70 56 45 0 0 0 216 0 0 8 8 10 2000 61 66 60 51 0 0 0 220 0 0 10 8 10 2100 57 65 61 51 0 0 0 220 0 0 10 8 10 2200 55 62 71 54 0 0 0 220 0 0 10 8 10 2300 53 57 82 78 0 0 0 220 0 0 10 8 11 0 55 55 68 87 0 0 0 218 0 0 10 8 11 100 55 54 69 90 0 0 0 219 0 0 10 8 11 200 53 53 73 91 0 0 0 219 0 0 10 8 11 300 50 52 88 92 0 0 0 218 0 0 10 8 11 400 48 53 99 92 0 0 0 151 0 0 10 Total Prec. 3660' ------------------------------------------------------------------------ 0 Page 1