4-19-2018 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' ------------------------------------------------------------------ 4 18 500 25 96 -0 3 8 69 0 0 122 4 18 600 25 96 0 4 8 75 0 0 122 4 18 700 26 93 -0 0 6 43 .02 .02 122 4 18 800 27 93 -0 4 10 82 0 .02 122 4 18 900 30 87 -0 3 8 102 .02 .04 123 4 18 1000 30 84 -0 3 8 93 0 .04 123 4 18 1100 33 81 -0 1 7 90 0 .04 120 4 18 1200 30 88 -0 1 8 90 .04 .08 121 4 18 1300 34 79 -0 2 8 90 .02 .1 122 4 18 1400 34 82 -0 0 5 350 .02 .12 122 4 18 1500 34 84 -0 0 1 344 .01 .13 123 4 18 1600 32 87 -0 0 5 53 .01 .14 120 4 18 1700 32 87 -0 0 4 28 0 .14 122 4 18 1800 32 86 -0 0 2 28 0 .14 121 4 18 1900 28 95 -0 0 0 356 0 .14 122 4 18 2000 27 97 -0 0 1 10 0 .14 122 4 18 2100 26 97 -0 0 3 106 0 .14 123 4 18 2200 26 94 -0 0 3 151 0 .14 121 4 18 2300 26 94 0 3 6 169 0 .14 122 4 19 0 26 93 2 4 6 160 0 .14 123 4 19 100 26 91 -0 1 4 175 0 .14 122 4 19 200 26 89 0 2 4 167 0 .14 122 4 19 300 27 83 -0 0 2 199 0 .14 122 4 19 400 27 88 -0 0 2 337 0 .14 121 Total Prec. 5250' ------------------------------------------------------------ .14 Page 1 4-19-2018 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' ------------------------------------------------------------------------------------ 4 18 500 25 27 86 98 0 0 3 110 0.00 0.00 0 205 4 18 600 26 27 81 93 0 3 4 76 0.00 0.00 0 205 4 18 700 28 28 75 89 1 4 6 48 0.00 0.00 0 204 4 18 800 30 31 74 83 0 3 6 58 0.00 0.00 0 204 4 18 900 35 35 74 69 0 2 5 18 0.00 0.00 0 204 4 18 1000 35 36 64 61 0 1 8 104 0.00 0.00 0 203 4 18 1100 36 40 63 68 0 4 11 194 0.00 0.00 -0 202 4 18 1200 39 43 60 51 0 3 9 160 0.00 0.00 -0 201 4 18 1300 40 42 57 58 0 3 7 168 0.00 0.00 -0 201 4 18 1400 39 39 62 63 0 2 6 187 0.00 0.00 0 202 4 18 1500 39 40 64 60 0 4 9 206 0.00 0.00 -0 201 4 18 1600 37 41 67 55 0 4 8 220 0.00 0.00 -0 201 4 18 1700 37 38 56 68 0 2 6 206 0.00 0.00 0 201 4 18 1800 35 34 61 75 0 0 0 125 0.00 0.00 0 201 4 18 1900 31 33 64 74 0 0 3 113 0.00 0.00 0 201 4 18 2000 31 32 61 75 0 2 4 125 0.00 0.00 0 201 4 18 2100 29 32 78 71 0 0 3 139 0.00 0.00 0 201 4 18 2200 32 32 58 70 0 0 2 173 0.00 0.00 0 201 4 18 2300 31 31 70 70 0 0 1 173 0.00 0.00 0 201 4 19 0 30 31 79 69 0 0 0 173 0.00 0.00 0 201 4 19 100 31 31 60 67 0 1 5 181 0.00 0.00 0 201 4 19 200 32 31 64 71 0 3 6 188 0.00 0.00 0 201 4 19 300 32 31 58 73 0 0 0 172 0.00 0.00 0 201 4 19 400 32 31 66 73 0 3 6 183 0.00 0.00 0 201 Total Prec. 4210' ------------------------------------------------------------------------ 0.00 Page 1 4-19-2018 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' ------------------------------------------------------------------------------ 4 18 500 19 17 93 6 9 13 50 .01 .01 111 4 18 600 21 19 95 0 4 36 49 0 .01 111 4 18 700 24 24 90 0 2 217 53 0 .01 111 4 18 800 24 28 88 3 6 180 61 0 .01 111 4 18 900 29 29 84 3 6 205 61 0 .01 111 4 18 1000 24 30 86 3 8 26 68 0 .01 110 4 18 1100 25 33 88 7 10 25 69 0 .01 110 4 18 1200 28 35 90 6 8 33 73 0 .01 110 4 18 1300 34 35 82 4 8 33 77 0 .01 109 4 18 1400 28 34 90 4 8 74 73 0 .01 109 4 18 1500 32 35 78 3 6 23 71 0 .01 109 4 18 1600 27 34 89 5 8 35 69 0 .01 108 4 18 1700 26 34 89 6 9 25 67 0 .01 108 4 18 1800 27 31 87 5 8 15 61 0 .01 108 4 18 1900 25 28 90 6 10 17 60 0 .01 108 4 18 2000 25 26 85 7 10 24 58 0 .01 108 4 18 2100 25 24 84 6 11 30 56 0 .01 108 4 18 2200 24 22 85 0 5 341 53 0 .01 108 4 18 2300 24 20 87 2 4 186 52 0 .01 108 4 19 0 24 18 83 0 4 321 51 0 .01 108 4 19 100 24 17 85 0 3 344 49 .01 .02 108 4 19 200 25 16 81 2 4 225 50 0 .02 108 4 19 300 25 15 72 2 4 224 47 0 .02 108 4 19 400 25 15 69 4 7 244 45 0 .02 108 Total Prec. 5450' ------------------------------------------------------------------------ .02 Page 1 4-19-2018 Northwest Avalanche Center Freestone Inn, Mazama, Washington Wind gages unheated and may rime 24 hr Snowboard done for season 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' ------------------------------------------------------------------------ 4 18 500 31 89 0 0 2 304 0 0 -0 4 18 600 33 85 40 0 3 333 0 0 -0 4 18 700 38 69 88 0 3 329 0 0 -0 4 18 800 41 58 158 0 3 99 0 0 -0 4 18 900 44 52 204 0 4 109 0 0 0 4 18 1000 46 44 230 1 5 92 0 0 -0 4 18 1100 49 38 281 1 4 149 0 0 0 4 18 1200 50 35 496 2 6 147 0 0 0 4 18 1300 50 36 254 2 5 124 0 0 0 4 18 1400 51 34 234 1 4 179 0 0 0 4 18 1500 51 34 201 1 3 167 0 0 0 4 18 1600 52 36 128 0 2 133 0 0 0 4 18 1700 51 37 76 0 3 133 0 0 0 4 18 1800 48 51 24 0 1 179 0 0 -0 4 18 1900 43 68 2 0 1 217 0 0 -0 4 18 2000 39 75 -0 0 2 4 0 0 -0 4 18 2100 40 66 -0 1 3 317 0 0 -0 4 18 2200 38 67 0 2 4 317 0 0 -0 4 18 2300 34 79 -0 2 4 320 0 0 -0 4 19 0 36 70 0 2 4 314 0 0 -0 4 19 100 36 70 0 2 5 316 0 0 -0 4 19 200 34 74 0 3 5 313 0 0 0 4 19 300 34 72 0 1 5 307 0 0 -0 4 19 400 32 77 0 0 4 315 0 0 -0 Total Prec. 2170' ------------------------------------------------------------ 0 Page 1 4-19-2018 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' ------------------------------------------------ 4 18 500 25 26 2 4 6 94 4 18 600 26 27 2 4 7 107 4 18 700 29 29 3 4 5 90 4 18 800 35 31 2 4 6 95 4 18 900 39 36 0 2 5 97 4 18 1000 39 32 0 2 4 84 4 18 1100 37 38 0 2 8 58 4 18 1200 42 38 0 3 9 69 4 18 1300 37 42 0 3 9 64 4 18 1400 40 39 0 3 9 68 4 18 1500 42 37 0 3 7 77 4 18 1600 37 37 0 3 7 68 4 18 1700 38 37 0 1 5 112 4 18 1800 36 36 0 1 4 69 4 18 1900 34 34 0 0 3 97 4 18 2000 32 33 0 1 3 336 4 18 2100 32 31 0 1 3 40 4 18 2200 31 31 0 3 5 65 4 18 2300 32 31 0 2 4 60 4 19 0 31 30 1 4 5 71 4 19 100 32 30 0 4 6 74 4 19 200 30 29 0 2 4 89 4 19 300 30 29 0 3 4 67 4 19 400 32 29 0 3 6 83 Page 1 4-19-2018 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' ------------------------------------------------------ 4 18 500 29 93 0 0 0 111 1018 4 18 600 29 92 0 0 0 111 1018 4 18 700 31 89 0 0 0 111 1018 4 18 800 32 86 0 0 0 110 1018 4 18 900 35 79 0 0 0 110 1019 4 18 1000 35 80 0 0 0 110 1019 4 18 1100 36 82 0 0 0 109 1019 4 18 1200 36 83 0 0 0 109 1019 4 18 1300 37 84 0 0 0 109 1018 4 18 1400 38 87 0 0 0 109 1018 4 18 1500 38 86 0 0 0 108 1018 4 18 1600 36 90 0 0 0 108 1018 4 18 1700 36 92 0 0 0 108 1018 4 18 1800 35 92 0 0 0 108 1018 4 18 1900 34 94 0 0 0 108 1018 4 18 2000 32 95 0 0 0 108 1018 4 18 2100 32 95 0 0 0 108 1018 4 18 2200 32 93 0 0 0 108 1018 4 18 2300 31 92 0 0 0 108 1018 4 19 0 31 92 0 0 0 108 1019 4 19 100 30 91 0 0 0 108 1019 4 19 200 29 91 0 0 0 108 1019 4 19 300 29 91 0 0 0 108 1019 4 19 400 29 90 0 0 0 108 1019 Total Prec. 3950' ------------------------------------ 0 Page 1 4-19-2018 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' ------------------------------------------------------------------ 4 18 500 27 100 0 2 86 0 0 2 153 4 18 600 26 100 0 3 69 0 0 2 153 4 18 700 27 100 0 3 64 0 0 2 153 4 18 800 31 99 1 5 52 0 0 2 153 4 18 900 31 91 2 6 43 0 0 2 152 4 18 1000 30 93 4 10 33 0 0 2 152 4 18 1100 31 90 6 12 25 0 0 2 152 4 18 1200 33 83 7 16 20 0 0 2 152 4 18 1300 34 78 7 12 22 0 0 1 152 4 18 1400 34 76 6 11 22 0 0 0 151 4 18 1500 36 69 6 12 29 0 0 0 151 4 18 1600 35 72 3 7 18 0 0 0 151 4 18 1700 35 75 0 5 57 0 0 0 150 4 18 1800 35 74 0 3 60 0 0 0 150 4 18 1900 33 80 0 0 99 0 0 1 150 4 18 2000 33 77 0 0 110 0 0 1 150 4 18 2100 32 76 0 0 108 0 0 1 150 4 18 2200 32 76 0 1 103 0 0 0 150 4 18 2300 32 74 0 0 87 0 0 0 150 4 19 0 33 69 0 2 105 0 0 0 150 4 19 100 32 70 0 2 95 0 0 0 150 4 19 200 32 68 0 0 110 0 0 0 150 4 19 300 33 63 0 0 116 0 0 0 150 4 19 400 33 64 0 3 101 0 0 1 150 Total Prec. 4800' ------------------------------------------------------ 0 Page 1 4-19-2018 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' ------------------------------------------------------ 4 18 500 26 95 1 4 176 168 3 4 18 600 26 94 3 9 184 167 3 4 18 700 28 91 3 9 191 167 2 4 18 800 31 87 5 10 170 167 3 4 18 900 35 81 5 10 155 167 3 4 18 1000 34 85 5 12 146 166 3 4 18 1100 35 83 8 15 145 167 3 4 18 1200 36 79 9 16 141 166 3 4 18 1300 37 81 9 16 145 166 3 4 18 1400 36 85 8 15 143 166 2 4 18 1500 38 75 7 14 146 166 2 4 18 1600 37 81 4 12 141 165 2 4 18 1700 37 82 2 10 139 165 2 4 18 1800 34 87 3 8 170 165 2 4 18 1900 31 95 2 7 182 165 2 4 18 2000 31 92 0 3 170 165 2 4 18 2100 30 94 1 6 177 165 2 4 18 2200 29 93 2 6 172 164 2 4 18 2300 29 92 3 6 175 164 2 4 19 0 29 90 3 7 168 164 2 4 19 100 29 87 3 7 164 164 2 4 19 200 30 80 1 6 155 164 2 4 19 300 29 83 2 5 168 164 2 4 19 400 29 80 2 5 173 164 2 Page 1 4-19-2018 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' ------------------------------------------------------ Total Prec. 2700' ------------------------------------ 0 Page 1 4-19-2018 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' ------------------------------------------------ 4 18 500 22 94 0 0 0 59 4 18 600 23 94 0 0 0 95 4 18 700 23 94 0 0 0 105 4 18 800 26 95 0 0 0 115 4 18 900 27 95 0 0 0 133 4 18 1000 28 95 0 0 0 120 4 18 1100 30 96 0 2 10 99 4 18 1200 32 96 4 8 10 105 4 18 1300 33 95 3 7 11 119 4 18 1400 34 94 3 8 14 120 4 18 1500 32 95 1 7 13 126 4 18 1600 34 92 2 6 13 169 4 18 1700 33 93 2 6 10 154 4 18 1800 29 95 7 10 14 112 4 18 1900 27 93 7 9 12 104 4 18 2000 27 93 5 8 10 40 4 18 2100 26 92 4 6 10 11 4 18 2200 26 92 4 5 9 11 4 18 2300 26 92 4 6 9 9 4 19 0 26 91 3 4 6 8 4 19 100 25 90 0 3 5 16 4 19 200 24 89 0 2 3 27 4 19 300 25 90 0 0 3 314 4 19 400 23 88 0 0 0 228 Page 1 4-19-2018 Northwest Avalanche Center Lake Wenatchee State Park, Washington Wind gages unheated and may rime Total Snow gauge replaced April 3rd Precipitation gauge repaired 4/11 2 pm 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' ------------------------------------------------------------------------ 4 18 500 32 96 0 0 0 53 0 0 0 5 4 18 600 33 95 0 0 0 53 0 0 0 5 4 18 700 36 93 0 0 0 53 0 0 0 5 4 18 800 39 83 0 0 0 67 0 0 0 6 4 18 900 42 74 0 0 2 201 0 0 0 5 4 18 1000 46 65 0 0 2 211 0 0 0 5 4 18 1100 49 51 0 0 4 227 0 0 0 5 4 18 1200 51 45 0 0 4 58 0 0 0 7 4 18 1300 52 39 0 1 4 65 0 0 0 7 4 18 1400 52 36 0 1 4 67 0 0 0 7 4 18 1500 53 37 0 1 4 69 0 0 0 7 4 18 1600 52 39 0 0 4 141 0 0 0 7 4 18 1700 52 42 0 0 3 166 0 0 0 7 4 18 1800 50 54 0 0 0 174 0 0 0 5 4 18 1900 46 73 0 0 0 172 0 0 0 5 4 18 2000 41 83 0 0 2 172 0 0 0 5 4 18 2100 39 87 0 0 2 243 0 0 0 5 4 18 2200 37 90 0 0 0 260 0 0 0 5 4 18 2300 34 93 0 0 0 265 0 0 0 5 4 19 0 33 95 0 0 0 265 0 0 0 5 4 19 100 31 95 0 0 0 266 0 0 0 5 4 19 200 30 95 0 0 0 266 0 0 0 5 4 19 300 29 96 0 0 0 266 0 0 0 6 4 19 400 29 95 0 0 0 266 0 0 0 -3 Total Prec. 1930' ------------------------------------------------------------ 0 Page 1 4-19-2018 Northwest Avalanche Center Washington Department of Transportation Tumwater Mountain, Leavenworth, Washington Wind gages unheated and may rime Communications to station intermittent MM/DD Hour Temp RH Wind Wind Wind Total PST F % Avg Max Dir Snow 4180' 4180' 4180' 4180' 4180' 4180' ------------------------------------------------ Page 1 4-19-2018 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' ------------------------------------------------ 4 18 500 12.8 27 11 0 4 18 600 12.8 27 21 0 4 18 700 13.0 27 19 0 4 18 800 13.8 29 20 0 4 18 900 14.1 31 27 0 4 18 1000 13.7 32 22 0 4 18 1100 13.6 33 18 0 4 18 1200 13.4 35 22 0 4 18 1300 13.4 35 17 0 4 18 1400 14.0 34 6 0 4 18 1500 13.9 34 13 0 4 18 1600 14.1 35 37 0 4 18 1700 14.2 35 23 0 4 18 1800 14.1 33 33 0 4 18 1900 13.4 33 9 0 4 18 2000 13.1 33 9 0 4 18 2100 13.0 32 6 0 4 18 2200 12.9 33 13 0 4 18 2300 12.9 33 21 0 4 19 0 12.9 34 18 0 4 19 100 12.9 34 26 0 4 19 200 12.9 34 33 0 4 19 300 12.8 34 22 0 4 19 400 12.8 35 16 0 Page 1 4-19-2018 Northwest Avalanche Center Alpental Ski Area, Washington Wind equipment is not reliable when the power is out at Chair 2 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' ------------------------------------------------------------------------------------------------------ 4 18 500 24 28 30 99 96 52 52 347 0 0 2 122 19 172 24 4 18 600 24 28 30 99 96 52 52 347 0 0 2 122 19 172 24 4 18 700 24 28 31 96 96 52 52 347 0 0 0 122 19 173 24 4 18 800 25 30 34 92 97 52 52 347 0 0 0 121 0 173 24 4 18 900 26 33 37 87 96 52 52 347 0 0 0 121 0 173 0 4 18 1000 27 35 41 83 95 52 52 347 0 0 -0 121 0 173 0 4 18 1100 29 37 45 79 91 52 52 347 0 0 0 120 0 173 0 4 18 1200 30 41 47 75 94 17 52 105 0 0 0 120 0 173 0 4 18 1300 30 40 43 79 88 8 15 134 0 0 0 120 0 173 0 4 18 1400 32 39 45 75 91 7 13 136 0 0 0 119 1 173 -0 4 18 1500 32 40 40 90 87 6 15 140 0 0 0 120 1 173 0 4 18 1600 32 40 40 90 91 6 14 147 0 0 0 120 1 172 0 4 18 1700 31 39 39 91 92 5 11 122 0 0 0 120 4 172 0 4 18 1800 31 37 37 94 94 8 15 164 0 0 0 120 2 172 0 4 18 1900 31 35 36 96 94 8 13 154 0 0 0 120 1 172 0 4 18 2000 30 34 35 98 88 5 9 116 0 0 0 120 2 172 0 4 18 2100 31 34 35 98 87 5 10 81 0 0 0 120 2 172 0 4 18 2200 30 34 34 98 83 6 10 108 0 0 0 120 2 171 0 4 18 2300 30 33 33 98 81 3 7 75 0 0 0 119 1 171 0 4 19 0 30 34 34 98 79 3 6 39 0 0 0 119 1 171 0 4 19 100 30 33 33 98 78 3 5 9 0 0 0 119 1 171 0 4 19 200 30 33 32 98 76 4 8 332 0 0 0 119 1 171 0 4 19 300 31 33 31 99 75 4 6 329 0 0 0 119 1 171 0 4 19 400 30 32 31 99 79 2 5 339 0 0 0 119 1 171 0 Total Prec. 3100' ------------------------------------------------------------------------ 0 Page 1 4-19-2018 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' ------------------------------------------------------ 4 18 500 52 52 347 0 0 0 0 4 18 600 52 52 347 0 0 0 0 4 18 700 52 52 347 0 0 0 0 4 18 800 52 52 347 0 0 0 0 4 18 900 52 52 347 0 0 0 0 4 18 1000 52 52 347 0 0 0 0 4 18 1100 52 52 347 0 0 0 0 4 18 1200 17 52 105 905 0 0 0 4 18 1300 8 15 134 1177 0 0 0 4 18 1400 7 13 136 1177 0 0 0 4 18 1500 6 15 140 1177 0 0 0 4 18 1600 6 14 147 1177 0 0 0 4 18 1700 5 11 122 1177 0 0 0 4 18 1800 8 15 164 1177 0 0 0 4 18 1900 8 13 154 1177 0 0 0 4 18 2000 5 9 116 1177 0 0 0 4 18 2100 5 10 81 1177 0 0 0 4 18 2200 6 10 108 1177 0 0 0 4 18 2300 3 7 75 1177 0 0 0 4 19 0 3 6 39 1024 0 0 0 4 19 100 3 5 9 1177 0 0 0 4 19 200 4 8 332 1177 0 0 0 4 19 300 4 6 329 1177 0 0 0 4 19 400 2 5 339 1177 0 0 0 Page 1 4-19-2018 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' ------------------------------------------------------------------------------------ 4 18 500 30 29 30 97 8 12 76 0 0 1 94 1021 4 18 600 29 28 31 97 9 12 100 0 0 0 93 1021 4 18 700 28 29 34 93 9 11 90 0 0 0 93 1021 4 18 800 29 31 37 88 9 12 96 0 0 0 93 1022 4 18 900 31 33 41 83 9 12 113 0 0 0 92 1021 4 18 1000 34 36 46 77 6 8 105 0 0 0 92 1021 4 18 1100 35 38 43 84 5 8 97 0 0 0 92 1021 4 18 1200 37 38 51 69 6 10 87 0 0 0 92 1021 4 18 1300 40 41 49 61 3 9 113 0 0 0 91 1020 4 18 1400 41 40 55 45 5 9 125 0 0 0 90 1020 4 18 1500 41 39 51 47 8 17 136 0 0 0 90 1020 4 18 1600 40 40 46 71 9 17 125 0 0 0 90 1019 4 18 1700 40 39 44 77 7 11 60 0 0 0 89 1019 4 18 1800 41 38 40 85 8 14 125 0 0 0 90 1020 4 18 1900 38 37 36 92 4 11 199 0 0 0 90 1020 4 18 2000 37 37 35 94 2 4 261 0 0 0 90 1021 4 18 2100 38 37 34 96 1 5 249 0 0 0 90 1021 4 18 2200 38 36 34 96 0 4 67 0 0 0 90 1021 4 18 2300 38 36 31 97 0 1 54 0 0 0 90 1021 4 19 0 39 37 33 97 2 5 47 0 0 0 90 1021 4 19 100 38 37 31 97 3 5 72 0 0 0 90 1021 4 19 200 38 36 30 97 3 5 66 0 0 0 90 1021 4 19 300 38 36 29 98 5 7 38 0 0 0 90 1021 4 19 400 37 35 29 98 6 7 44 0 0 0 89 1021 Total Prec. 3010' ------------------------------------------------------------------ 0 Page 1 4-19-2018 Northwest Avalanche Center Washington Department of Transportation Blewett Pass, WA Precipitation gauge occasionally reports condensation 24 hr snowboard done for season 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' ------------------------------------------------------------ 4 18 500 28 84 43 0 0 0 1019 4 18 600 29 84 44 0 0 0 1019 4 18 700 35 65 55 0 0 0 1019 4 18 800 38 62 59 0 0 0 1019 4 18 900 38 60 60 0 0 0 1020 4 18 1000 39 60 59 0 0 -0 1020 4 18 1100 38 61 57 0 0 0 1020 4 18 1200 39 60 57 0 0 0 1019 4 18 1300 40 61 56 0 0 -0 1019 4 18 1400 38 63 55 0 0 0 1019 4 18 1500 39 56 55 0 0 0 1019 4 18 1600 42 54 59 0 0 0 1019 4 18 1700 40 57 57 0 0 0 1019 4 18 1800 39 63 53 0 0 0 1019 4 18 1900 37 63 49 0 0 0 1018 4 18 2000 32 75 46 0 0 0 1019 4 18 2100 32 78 45 0 0 0 1019 4 18 2200 30 83 44 0 0 0 1019 4 18 2300 30 80 44 0 0 -0 1019 4 19 0 30 82 44 0 0 0 1019 4 19 100 30 82 43 0 0 0 1019 4 19 200 30 81 43 0 0 0 1019 4 19 300 30 78 43 0 0 0 1020 4 19 400 29 79 43 0 0 0 1019 Total Prec. 4100' ------------------------------------------ 0 Page 1 4-19-2018 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' ------------------------------------------------------------------------------------ 4 18 500 20 26 29 93 91 3 9 219 0 0 2 42 4 18 600 21 26 28 93 91 2 4 196 0 0 2 42 4 18 700 22 28 30 93 86 3 8 207 0 0 2 42 4 18 800 26 31 33 94 81 3 7 209 0 0 2 41 4 18 900 28 31 33 96 86 2 7 232 0 0 2 41 4 18 1000 32 31 33 97 91 0 5 281 0 0 2 41 4 18 1100 30 31 33 95 95 2 8 6 0 0 2 41 4 18 1200 27 30 33 94 95 6 12 35 0 0 2 41 4 18 1300 26 31 34 95 93 12 18 52 0 0 2 41 4 18 1400 26 33 36 95 86 17 23 56 0 0 2 41 4 18 1500 27 34 37 95 82 18 23 56 0 0 2 41 4 18 1600 27 34 37 95 84 18 23 55 0 0 2 41 4 18 1700 27 33 36 95 88 17 25 54 0 0 2 41 4 18 1800 26 33 36 95 87 16 22 56 0 0 2 41 4 18 1900 26 32 34 95 90 15 19 56 0 0 2 41 4 18 2000 24 29 32 95 92 14 19 66 0 0 2 41 4 18 2100 24 28 31 95 91 12 17 57 0 0 2 41 4 18 2200 24 27 31 95 92 10 15 44 0 0 2 41 4 18 2300 24 27 30 95 93 10 13 44 0 0 2 41 4 19 0 24 26 30 94 92 10 12 37 0 0 2 41 4 19 100 24 25 29 94 92 8 12 36 0 0 2 41 4 19 200 24 25 29 94 90 7 10 38 0 0 2 41 4 19 300 24 25 29 93 89 6 9 40 0 0 2 41 4 19 400 25 28 88 0 0 2 41 Total Prec. 5160' ------------------------------------------------------------------------ 0 Page 1 4-19-2018 Northwest Avalanche Center Crystal Mountain Ski Area, Washington Summit wind speed may record errorenous max gusts, disregard extremely high values 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' ------------------------------------------------------------------------------------ 4 18 500 20 24 93 86 12 18 23 147 0 0 0 65 4 18 600 20 25 92 88 11 18 21 161 0 0 0 65 4 18 700 23 28 92 75 11 18 25 164 0 0 0 65 4 18 800 26 33 93 59 11 20 31 144 0 0 0 64 4 18 900 29 38 93 53 11 20 32 136 0 0 0 64 4 18 1000 30 40 93 42 7 16 25 129 0 0 -0 63 4 18 1100 32 40 93 46 4 12 25 108 0 0 -0 63 4 18 1200 34 44 94 43 4 10 17 100 0 0 -0 62 4 18 1300 34 41 93 50 2 7 13 106 0 0 0 63 4 18 1400 34 38 94 69 1 7 14 88 .01 .01 0 62 4 18 1500 33 38 95 75 4 12 17 76 0 .01 0 63 4 18 1600 31 37 94 75 7 15 26 65 0 .01 0 63 4 18 1700 30 36 94 67 10 16 27 75 0 .01 0 63 4 18 1800 28 35 96 70 8 13 22 90 0 .01 0 -138 4 18 1900 27 33 96 85 6 11 16 86 0 .01 0 -138 4 18 2000 26 33 96 87 7 12 17 75 0 .01 0 63 4 18 2100 26 32 96 88 8 12 18 75 0 .01 0 63 4 18 2200 26 31 96 87 8 13 20 92 0 .01 0 63 4 18 2300 25 30 95 88 5 10 14 112 0 .01 0 63 4 19 0 24 29 95 89 6 9 14 136 0 .01 0 63 4 19 100 23 28 95 87 0 6 11 155 0 .01 0 63 4 19 200 24 28 94 88 0 3 7 153 0 .01 0 64 4 19 300 26 30 95 84 0 6 11 128 0 .01 0 63 4 19 400 25 28 95 88 6 11 16 109 0 .01 0 63 Total Prec. 4310' ------------------------------------------------------------------------ .01 Page 1 4-19-2018 Northwest Avalanche Center Green Valley, Crystal Mountain Ski Area, Washington MM/DD Hour Temp 24 Hr Total PST F Snow Snow 6230' 6230' 6230' ------------------------------ 4 18 500 22 0 120 4 18 600 23 0 120 4 18 700 25 0 120 4 18 800 25 0 120 4 18 900 28 0 119 4 18 1000 31 0 119 4 18 1100 34 0 118 4 18 1200 33 0 118 4 18 1300 32 0 118 4 18 1400 30 0 118 4 18 1500 31 0 118 4 18 1600 31 0 118 4 18 1700 30 0 118 4 18 1800 28 0 118 4 18 1900 28 0 118 4 18 2000 28 0 118 4 18 2100 28 0 118 4 18 2200 27 0 118 4 18 2300 26 0 118 4 19 0 25 0 118 4 19 100 25 0 118 4 19 200 27 0 118 4 19 300 27 0 118 4 19 400 25 0 118 Page 1 4-19-2018 Northwest Avalanche Center Washington Department of Transportation Chinook Pass, Washington Wind gages unheated and may rime MM/DD Hour Temp Temp RH RH Wind Wind Wind Equip Hour Total Total PST F F % % Avg Max Dir Temp Prec. Prec. Snow 6240' 5500' 6240' 5500' 6240' 6240' 6240' 5500' 5500' 5500' 5500' ------------------------------------------------------------------------------ 4 18 500 20 22 92 99 0 0 67 35 0 0 225 4 18 600 20 22 92 98 0 0 88 36 0 0 225 4 18 700 23 24 93 96 0 0 81 44 0 0 224 4 18 800 24 26 95 93 0 0 107 51 0 0 223 4 18 900 27 30 100 88 0 0 96 62 0 0 222 4 18 1000 32 35 100 83 0 0 111 74 0 0 222 4 18 1100 33 39 100 77 0 0 95 79 0 0 222 4 18 1200 34 38 100 77 1 9 82 83 0 0 221 4 18 1300 35 37 100 78 2 9 93 79 0 0 221 4 18 1400 36 35 100 84 3 9 88 78 0 0 221 4 18 1500 35 35 100 85 3 11 74 75 0 0 221 4 18 1600 32 30 100 94 2 8 76 50 0 0 221 4 18 1700 33 31 100 89 1 9 68 52 0 0 220 4 18 1800 31 30 99 88 1 7 90 49 0 0 221 4 18 1900 29 30 98 92 1 4 68 47 0 0 221 4 18 2000 27 30 97 91 2 7 67 46 0 0 221 4 18 2100 27 30 96 88 2 6 69 48 0 0 221 4 18 2200 26 30 96 88 2 8 69 48 0 0 220 4 18 2300 26 30 95 81 0 2 75 48 0 0 220 4 19 0 25 29 95 85 0 0 166 48 0 0 220 4 19 100 24 29 95 79 0 0 234 47 0 0 220 4 19 200 26 29 95 81 0 2 307 47 0 0 220 4 19 300 26 29 96 84 1 6 350 46 0 0 220 4 19 400 25 28 96 84 3 9 82 43 0 0 220 Total Prec. 5500' ------------------------------------------------------------------------ 0 Page 1 4-19-2018 Northwest Avalanche Center Sunrise, Mount Rainier National Park, Washington Wind gages unheated and may rime MM/DD Hour Temp Temp RH RH Wind Wind Wind Total PST F F % % Avg Max Dir Snow 6880' 6410' 6880' 6410' 6880' 6880' 6880' 6410' ------------------------------------------------------------ 4 18 500 18 17 81 83 7 8 185 116 4 18 600 20 20 65 64 7 10 185 117 4 18 700 22 25 67 58 14 21 177 115 4 18 800 24 28 71 61 17 23 186 115 4 18 900 26 29 66 61 14 21 177 115 4 18 1000 27 31 62 53 15 20 178 115 4 18 1100 28 32 64 57 16 22 177 115 4 18 1200 32 36 64 56 13 22 175 115 4 18 1300 31 36 64 54 11 15 174 114 4 18 1400 28 32 85 74 9 13 174 114 4 18 1500 30 35 84 72 9 11 184 115 4 18 1600 32 32 75 77 11 15 189 115 4 18 1700 26 29 99 87 10 15 173 115 4 18 1800 25 27 99 90 15 19 178 115 4 18 1900 25 26 100 92 12 17 178 115 4 18 2000 24 26 98 90 7 10 175 115 4 18 2100 24 26 98 90 8 11 176 115 4 18 2200 24 26 97 90 10 14 179 115 4 18 2300 24 25 94 86 11 13 183 115 4 19 0 23 24 91 86 10 13 188 116 4 19 100 24 23 89 86 11 15 194 116 4 19 200 24 25 88 84 6 9 177 116 4 19 300 25 25 80 80 7 9 197 115 4 19 400 24 80 8 10 190 Page 1 4-19-2018 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' ------------------------------------------------------------------------ 4 18 500 22 95 4 5 25 0 0 2 208 0 4 18 600 22 95 4 5 28 0 0 2 207 18 4 18 700 27 96 3 5 41 0 0 1 207 106 4 18 800 32 96 3 9 18 0 0 1 207 295 4 18 900 35 92 4 9 19 0 0 1 206 471 4 18 1000 38 85 4 8 80 0 0 0 206 659 4 18 1100 36 80 7 13 96 0 0 -0 205 736 4 18 1200 40 78 3 9 93 0 0 -0 204 828 4 18 1300 37 80 6 10 104 0 0 -0 205 759 4 18 1400 37 82 6 11 114 0 0 -0 204 705 4 18 1500 35 84 5 11 98 0 0 0 204 416 4 18 1600 41 67 3 6 80 .01 .01 -0 203 385 4 18 1700 35 87 8 14 99 0 .01 -0 204 494 4 18 1800 32 89 3 6 80 0 .01 0 204 158 4 18 1900 31 88 3 7 75 0 .01 0 204 14 4 18 2000 31 89 2 5 77 0 .01 0 204 0 4 18 2100 31 86 0 4 55 0 .01 0 204 0 4 18 2200 30 87 1 4 48 0 .01 0 204 0 4 18 2300 30 84 3 6 23 0 .01 0 204 0 4 19 0 30 86 2 4 41 0 .01 0 204 0 4 19 100 29 89 2 4 33 0 .01 0 203 0 4 19 200 29 90 2 4 34 0 .01 0 203 0 4 19 300 30 89 3 6 33 0 .01 0 203 0 4 19 400 28 88 3 6 35 0 .01 0 204 0 Total Prec. 5400' ------------------------------------------------------ .01 Page 1 4-19-2018 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' --------------------------------------------------------------- 4 18 500 6 86 28 31 34 275 0 4 18 600 5 85 21 25 33 276 23 4 18 700 10 81 21 24 31 278 153 4 18 800 10 93 15 23 34 274 315 4 18 900 12 79 19 24 30 251 557 4 18 1000 13 87 21 25 28 276 732 4 18 1100 16 80 16 21 27 276 735 4 18 1200 18 67 6 13 19 264 795 4 18 1300 21 66 2 7 14 277 889 4 18 1400 24 66 0 6 12 257 950 4 18 1500 16 88 0 2 6 9 695 4 18 1600 13 93 1 10 14 46 536 4 18 1700 14 93 5 9 12 49 489 4 18 1800 12 94 4 7 10 72 167 4 18 1900 12 94 3 6 9 45 23 4 18 2000 12 94 2 5 8 63 0 4 18 2100 11 94 1 6 10 49 0 4 18 2200 10 93 2 4 8 43 0 4 18 2300 12 95 2 6 9 316 0 4 19 0 12 94 2 5 9 303 0 4 19 100 13 94 2 7 15 303 0 4 19 200 13 95 5 9 16 285 0 4 19 300 13 95 3 10 15 279 0 4 19 400 13 94 6 9 13 277 0 Page 1 4-19-2018 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' ------------------------------------------------------------------------------ 4 18 500 19 96 6 10 16 92 0 0 147 4 18 600 20 96 11 13 15 92 0 0 146 4 18 700 24 97 8 11 15 92 0 0 146 4 18 800 28 97 8 12 16 92 0 0 146 4 18 900 31 97 8 11 16 92 0 0 145 4 18 1000 34 94 6 11 17 92 0 0 145 4 18 1100 35 87 6 8 14 92 0 0 144 4 18 1200 33 88 6 10 15 85 0 0 145 4 18 1300 33 92 6 10 16 82 0 0 145 4 18 1400 32 93 6 13 21 84 .02 .02 145 4 18 1500 32 93 11 16 22 85 0 .02 145 4 18 1600 32 93 11 15 21 85 .01 .03 145 4 18 1700 31 95 12 16 22 86 0 .03 145 30 95 0 .03 145 28 96 0 .03 145 27 96 0 .03 145 26 97 0 .03 145 26 97 0 .03 145 25 96 0 .03 145 24 96 0 .03 145 24 97 0 .03 145 25 96 0 .03 145 24 96 0 .03 145 24 96 0 .03 145 Total Prec. 5800' ------------------------------------------------------------------------ .03 Page 1 4-19-2018 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' ------------------------------------------------------ 4 18 500 31 97 -0 0 357 0 0 4 18 600 31 96 -0 0 17 0 0 4 18 700 34 95 -0 0 85 0 0 4 18 800 39 91 -0 0 59 0 0 4 18 900 45 64 0 4 124 0 0 4 18 1000 46 49 2 9 126 0 0 4 18 1100 48 51 3 10 129 0 0 4 18 1200 49 53 3 11 118 0 0 4 18 1300 49 64 4 10 111 0 0 4 18 1400 48 61 3 9 75 0 0 4 18 1500 49 60 2 10 89 0 0 4 18 1600 49 66 2 13 131 0 0 4 18 1700 47 67 1 7 56 0 0 4 18 1800 45 70 0 4 68 0 0 4 18 1900 40 86 -0 0 10 0 0 4 18 2000 39 93 0 4 349 0 0 4 18 2100 38 94 0 3 110 0 0 4 18 2200 37 94 -0 0 78 0 0 4 18 2300 36 95 -0 0 61 0 0 4 19 0 34 96 -0 0 62 0 0 4 19 100 33 98 -0 0 45 0 0 4 19 200 33 97 -0 0 46 0 0 4 19 300 32 97 -0 0 36 0 0 4 19 400 32 97 -0 0 25 0 0 Total Prec. 3260' ------------------------------------------------------ 0 Page 1 4-19-2018 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' ------------------------------------------------------------------------ 4 18 500 25 93 0 7 14 88 0 0 14 181 4 18 600 26 93 -0 7 15 87 0 0 14 181 4 18 700 26 93 -0 5 16 89 0 0 0 181 4 18 800 27 92 2 9 18 86 0 0 0 180 4 18 900 28 91 3 10 19 90 0 0 0 180 4 18 1000 28 91 4 11 19 89 0 0 0 180 4 18 1100 29 90 2 10 18 86 0 0 0 180 4 18 1200 30 88 0 8 15 87 0 0 0 180 4 18 1300 32 90 -0 5 11 87 0 0 0 179 4 18 1400 35 88 -0 1 9 99 0 0 0 179 4 18 1500 35 87 -0 1 7 103 0 0 0 179 4 18 1600 32 91 -0 0 2 120 0 0 0 179 4 18 1700 32 96 -0 0 2 133 0 0 0 179 4 18 1800 29 94 -0 0 4 98 0 0 0 179 4 18 1900 28 95 -0 -0 0 86 0 0 0 179 4 18 2000 26 95 -0 -0 0 28 0 0 0 179 4 18 2100 26 95 -0 -0 0 20 0 0 0 179 4 18 2200 26 94 -0 -0 0 5 0 0 0 179 4 18 2300 28 92 -0 0 4 32 0 0 0 178 4 19 0 29 89 -0 3 14 95 0 0 0 178 4 19 100 29 89 -0 3 13 93 0 0 0 178 4 19 200 29 85 -0 5 15 93 0 0 0 178 4 19 300 30 83 -0 3 14 90 0 0 0 178 4 19 400 31 79 -0 0 8 113 0 0 0 178 Total Prec. 5880' ------------------------------------------------------------ 0 Page 1 4-19-2018 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' ------------------------------------------------ 4 18 500 22 93 0 0 0 4 4 18 600 23 92 0 0 0 0 4 18 700 22 94 0 0 0 358 4 18 800 23 94 0 0 1 350 4 18 900 24 91 0 0 0 353 4 18 1000 24 92 0 0 1 4 4 18 1100 25 90 0 0 0 355 4 18 1200 25 90 0 0 0 351 4 18 1300 26 89 0 0 1 358 4 18 1400 27 88 0 0 0 5 4 18 1500 29 87 0 0 0 0 4 18 1600 28 93 0 0 0 13 4 18 1700 29 94 0 0 0 17 4 18 1800 26 95 0 0 0 11 4 18 1900 24 90 0 0 0 12 4 18 2000 22 91 0 0 0 10 4 18 2100 22 92 0 0 0 21 4 18 2200 23 91 0 0 0 15 4 18 2300 25 95 0 0 0 16 4 19 0 26 90 0 0 0 5 4 19 100 25 93 0 0 0 6 4 19 200 26 88 0 0 0 7 4 19 300 27 82 0 0 0 3 4 19 400 27 81 0 0 0 15 Page 1 4-19-2018 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' ------------------------------------------------------------------------------------ 4 18 500 22 27 81 87 2 7 307 0 0 0 119 1017 4 18 600 22 27 84 91 3 11 43 0 0 0 119 1017 4 18 700 22 28 82 85 6 14 24 0 0 0 119 1017 4 18 800 23 29 82 85 8 16 348 0 0 0 119 1017 4 18 900 24 31 81 83 8 16 55 0 0 0 119 1017 4 18 1000 25 31 82 75 8 16 67 0 0 0 119 1017 4 18 1100 25 32 79 74 7 15 38 0 0 0 119 1017 4 18 1200 27 32 77 75 6 11 54 0 0 -0 118 1017 4 18 1300 27 36 82 73 6 11 102 0 0 -0 118 1017 4 18 1400 28 36 78 76 7 12 48 0 0 -0 117 1016 4 18 1500 29 35 75 74 4 11 52 0 0 0 117 1016 4 18 1600 28 35 82 81 3 8 94 0 0 -0 118 1016 4 18 1700 27 32 87 91 3 7 60 0 0 -0 118 1016 4 18 1800 25 32 88 85 6 10 32 .01 .01 -0 118 1016 4 18 1900 24 31 83 81 6 13 354 0 .01 -0 118 1016 4 18 2000 24 30 84 87 6 9 14 0 .01 -0 118 1017 4 18 2100 24 30 83 84 7 14 25 0 .01 -0 118 1017 4 18 2200 24 31 82 79 11 16 350 0 .01 -0 118 1017 4 18 2300 25 31 86 83 11 16 22 0 .01 -0 118 1017 4 19 0 25 31 83 81 12 20 36 0 .01 -0 118 1017 4 19 100 25 32 82 77 12 21 22 0 .01 -0 118 1017 4 19 200 26 32 77 76 12 19 12 0 .01 -0 117 1017 4 19 300 26 33 70 63 11 19 2 0 .01 -0 117 1017 4 19 400 27 33 66 62 10 17 23 0 .01 -0 117 1017 Total Prec. 5380' ------------------------------------------------------------------ .01 Page 1 4-19-2018 Northwest Avalanche Center Top of Cascade Express, Mt Hood Meadows Ski Area, Oregon Wind gages heated but building structure may cause rime around instruments Dec 2017: Maxiumum winds will sporadically show errant high gusts MM/DD Hour Temp RH Wind Wind Wind Wind PST F % Min Avg Max Dir 7300' 7300' 7300 7300' 7300' 7300' ------------------------------------------------ 4 18 500 20 87 0 1 13 199 4 18 600 21 85 0 3 12 223 4 18 700 21 87 0 6 19 228 4 18 800 21 87 0 10 20 305 4 18 900 22 85 0 15 31 290 4 18 1000 22 87 0 14 26 220 4 18 1100 23 83 0 12 23 207 4 18 1200 24 80 1 11 18 274 4 18 1300 25 83 0 6 12 213 4 18 1400 25 86 0 9 16 207 4 18 1500 27 81 0 6 14 267 4 18 1600 25 86 0 3 15 213 4 18 1700 24 92 0 4 14 242 4 18 1800 23 93 0 11 19 234 4 18 1900 22 90 0 9 16 313 4 18 2000 21 91 0 8 15 323 4 18 2100 22 85 0 12 25 318 4 18 2200 22 87 1 15 30 324 4 18 2300 23 93 5 20 30 280 4 19 0 23 92 6 22 37 314 4 19 100 23 92 7 23 36 304 4 19 200 23 86 8 22 35 289 4 19 300 24 83 7 21 30 325 4 19 400 24 79 6 19 28 318 Page 1 4-19-2018 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' ------------------------------------------------------------------------------ 4 18 500 28 31 91 97 6 15 23 48 0 0 60 4 18 600 28 31 86 96 6 15 22 48 0 0 61 4 18 700 29 32 86 95 6 14 21 48 0 0 61 4 18 800 31 34 86 94 6 14 25 49 0 0 60 4 18 900 32 35 81 93 6 13 23 50 0 0 61 4 18 1000 33 36 82 92 6 13 24 52 0 0 60 4 18 1100 35 37 74 91 6 13 23 52 0 0 59 4 18 1200 36 38 75 91 5 12 18 52 0 0 60 4 18 1300 38 39 73 91 4 9 20 53 0 0 60 4 18 1400 37 38 77 91 1 8 17 53 0 0 60 4 18 1500 40 39 71 90 4 9 20 52 0 0 60 4 18 1600 39 36 74 93 3 6 13 49 0 0 60 4 18 1700 36 37 83 93 2 8 13 44 0 0 60 4 18 1800 33 35 88 95 6 13 22 41 0 0 60 4 18 1900 33 33 79 97 4 12 19 41 0 0 60 4 18 2000 32 31 83 97 4 9 18 41 0 0 60 4 18 2100 31 32 91 98 6 10 16 44 0 0 60 4 18 2200 31 31 93 98 6 11 16 44 0 0 60 4 18 2300 31 32 90 98 5 9 13 45 0 0 60 4 19 0 32 31 87 98 4 13 21 46 0 0 60 4 19 100 31 32 89 98 2 4 9 49 0 0 60 4 19 200 32 31 85 98 1 4 9 50 0 0 60 4 19 300 33 32 79 98 0 3 9 51 0 0 60 4 19 400 34 31 73 98 0 2 4 52 0 0 59 Total Prec. 3660' ------------------------------------------------------------------------ 0 Page 1