4-14-2021 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 13 500 28 54 0 4 15 64 0 0 117 4 13 600 28 54 0 6 16 58 0 0 117 4 13 700 29 55 0 5 14 65 0 0 117 4 13 800 33 48 -0 3 10 71 0 0 117 4 13 900 34 51 -0 2 8 67 0 0 117 4 13 1000 34 58 -0 1 6 58 0 0 117 4 13 1100 37 50 -0 2 6 60 0 0 116 4 13 1200 39 39 -0 2 7 48 0 0 116 4 13 1300 38 41 -0 2 8 51 0 0 116 4 13 1400 38 41 -0 1 9 54 0 0 116 4 13 1500 38 39 -0 0 5 64 0 0 116 4 13 1600 38 37 -0 0 5 48 0 0 116 4 13 1700 35 38 -0 0 4 66 0 0 116 4 13 1800 34 39 0 3 10 46 0 0 116 4 13 1900 33 36 -0 3 8 61 0 0 116 4 13 2000 34 38 0 5 14 56 0 0 116 4 13 2100 35 42 2 6 13 53 0 0 116 4 13 2200 34 41 0 4 14 52 0 0 116 4 13 2300 35 40 -0 4 10 56 0 0 116 4 14 0 34 48 0 3 11 54 0 0 116 4 14 100 35 41 0 4 11 59 0 0 116 4 14 200 34 44 -0 3 11 61 0 0 116 4 14 300 33 47 0 3 8 43 0 0 116 4 14 400 33 42 2 5 12 43 0 0 116 Total Prec. 5250' ------------------------------------------------------------ 0 Page 1 4-14-2021 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 13 500 29 29 44 46 4 7 13 60 0 0 -0 199 4 13 600 30 31 41 42 3 8 20 72 0 0 -0 199 4 13 700 31 34 38 35 2 9 17 51 0 0 -0 199 4 13 800 31 34 38 33 1 10 26 33 0 0 -0 199 4 13 900 32 36 27 25 4 12 28 63 0 0 -0 199 4 13 1000 33 39 24 21 8 15 35 79 0 0 -0 198 4 13 1100 35 42 23 18 5 12 22 92 0 0 -0 198 4 13 1200 37 44 23 19 4 13 27 128 0 0 -0 197 4 13 1300 40 44 20 20 0 6 13 157 0 0 -0 197 4 13 1400 43 47 20 18 0 3 7 3 0 0 -0 196 4 13 1500 43 47 21 19 0 3 11 8 0 0 -0 197 4 13 1600 42 48 22 19 0 7 20 360 0 0 -0 196 4 13 1700 41 45 24 23 6 12 20 354 0 0 -0 197 4 13 1800 41 43 26 25 8 15 22 357 0 0 -0 197 4 13 1900 40 43 26 25 6 13 20 352 0 0 -0 197 4 13 2000 39 43 26 24 6 15 23 12 0 0 -0 197 4 13 2100 39 41 24 25 4 10 19 21 0 0 0 197 4 13 2200 39 38 25 32 3 6 11 40 0 0 -0 197 4 13 2300 39 36 25 34 4 7 11 69 0 0 0 197 4 14 0 38 34 25 37 4 6 9 73 0 0 0 197 4 14 100 37 35 25 36 0 5 8 42 0 0 -0 197 4 14 200 37 34 23 36 0 3 6 47 0 0 0 197 4 14 300 37 35 22 32 0 4 11 80 0 0 0 197 4 14 400 38 38 21 26 0 6 13 27 0 0 0 197 Total Prec. 4210' ------------------------------------------------------------------------ 0 Page 1 4-14-2021 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' ------------------------------------------------------------------------------ 4 13 500 19 22 65 60 19 30 30 46 0 0 91 4 13 600 19 21 62 60 21 38 24 46 0 0 90 4 13 700 20 22 60 54 22 36 22 47 0 0 90 4 13 800 22 25 55 47 22 31 28 48 0 0 90 4 13 900 23 27 56 38 19 35 26 49 0 0 90 4 13 1000 25 31 47 34 14 25 37 63 0 0 90 4 13 1100 27 35 39 28 14 27 25 70 0 0 90 4 13 1200 30 38 32 21 13 23 21 78 .01 .01 89 4 13 1300 31 40 31 19 16 22 19 79 0 .01 89 4 13 1400 32 41 29 25 21 34 18 82 0 .01 89 4 13 1500 35 41 26 19 15 29 26 82 0 .01 89 4 13 1600 34 42 29 22 16 27 5 85 0 .01 89 4 13 1700 34 39 28 33 19 34 22 68 0 .01 88 4 13 1800 33 36 31 25 24 35 25 63 0 .01 89 4 13 1900 31 31 35 44 18 30 39 58 0 .01 89 4 13 2000 33 30 30 47 21 31 27 58 0 .01 89 4 13 2100 32 27 33 55 26 33 25 54 0 .01 89 4 13 2200 31 27 35 61 22 32 22 55 0 .01 89 4 13 2300 30 26 37 59 15 23 19 53 0 .01 89 4 14 0 31 25 33 59 10 16 19 54 0 .01 89 4 14 100 31 25 29 63 10 18 16 54 0 .01 89 4 14 200 31 24 29 65 12 18 21 52 0 .01 89 4 14 300 30 24 29 58 11 16 12 52 0 .01 89 4 14 400 30 23 34 63 13 22 23 49 0 .01 89 Total Prec. 5450' ------------------------------------------------------------------------ .01 Page 1 4-14-2021 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' ------------------------------------------------------------------------ 4 13 500 25 80 0 0 3 307 0 0 0 -0 4 13 600 25 82 9 0 2 306 0 0 0 -0 4 13 700 29 74 32 0 3 278 0 0 0 -0 4 13 800 38 44 348 0 8 317 0 0 0 -0 4 13 900 46 23 57 0 4 47 0 0 0 -0 4 13 1000 48 20 71 1 6 184 0 0 0 -0 4 13 1100 51 16 61 1 5 177 0 0 0 -0 4 13 1200 54 14 890 2 6 209 0 0 0 -0 4 13 1300 57 12 882 2 8 199 0 0 0 -1 4 13 1400 58 11 807 2 7 167 0 0 0 -1 4 13 1500 59 12 517 2 5 190 0 0 0 -0 4 13 1600 58 14 51 1 7 190 0 0 0 -0 4 13 1700 57 14 77 0 5 190 0 0 0 -0 4 13 1800 52 25 9 0 5 169 0 0 0 -0 4 13 1900 45 36 1 0 4 249 0 0 0 -0 4 13 2000 39 51 0 0 3 262 0 0 0 -0 4 13 2100 38 51 0 0 3 308 0 0 0 -0 4 13 2200 34 62 0 0 3 331 0 0 0 -0 4 13 2300 32 66 0 0 3 296 0 0 0 -0 4 14 0 31 70 0 0 4 317 0 0 0 -0 4 14 100 30 70 0 0 4 326 0 0 0 -0 4 14 200 29 69 0 0 2 284 0 0 0 -0 4 14 300 31 69 0 1 5 309 0 0 0 -0 4 14 400 34 51 0 2 5 308 0 0 0 -0 Total Prec. 2170' ------------------------------------------------------------ 0 Page 1 4-14-2021 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' ------------------------------------------------ 4 13 500 25 25 0 8 16 71 4 13 600 27 26 0 7 17 84 4 13 700 29 27 0 8 20 88 4 13 800 30 28 1 12 23 66 4 13 900 32 30 1 12 22 66 4 13 1000 33 31 0 11 23 71 4 13 1100 35 32 0 10 25 57 4 13 1200 37 35 0 7 19 62 4 13 1300 37 37 0 8 22 58 4 13 1400 38 37 0 8 19 45 4 13 1500 40 38 2 10 20 57 4 13 1600 40 37 0 8 20 68 4 13 1700 39 38 2 9 17 66 4 13 1800 38 37 1 8 15 62 4 13 1900 36 35 0 6 12 59 4 13 2000 37 35 0 3 8 62 4 13 2100 36 35 0 5 11 50 4 13 2200 36 34 1 6 14 66 4 13 2300 37 35 2 7 14 52 4 14 0 35 33 0 5 11 58 4 14 100 36 34 0 5 12 51 4 14 200 35 34 0 6 15 60 4 14 300 35 33 0 5 16 48 4 14 400 34 33 0 5 14 55 Page 1 4-14-2021 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 13 500 31 62 0 0 0 123 1023 4 13 600 28 71 0 0 0 123 1023 4 13 700 27 70 0 0 0 123 1024 4 13 800 31 56 0 0 0 122 1023 4 13 900 33 52 0 0 0 123 1023 4 13 1000 36 48 0 0 0 122 1024 4 13 1100 38 44 0 0 0 121 1024 4 13 1200 40 43 0 0 0 121 1023 4 13 1300 42 38 0 0 0 121 1023 4 13 1400 43 39 0 0 0 121 1023 4 13 1500 43 40 0 0 0 121 1022 4 13 1600 42 39 0 0 0 121 1022 4 13 1700 41 44 0 0 0 121 1022 4 13 1800 40 45 0 0 0 121 1022 4 13 1900 36 63 0 0 0 121 1022 4 13 2000 34 69 0 0 0 121 1022 4 13 2100 33 68 0 0 0 121 1022 4 13 2200 32 69 0 0 0 121 1022 4 13 2300 32 67 0 0 0 121 1022 4 14 0 32 64 0 0 0 121 1022 4 14 100 32 65 0 0 0 121 1021 4 14 200 32 65 0 0 0 121 1021 4 14 300 31 66 0 0 0 121 1021 4 14 400 31 64 0 0 0 121 1021 Total Prec. 3950' ------------------------------------ 0 Page 1 4-14-2021 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' ------------------------------------------------ 4 13 500 26 54 0 0 0 145 4 13 600 27 50 0 0 0 145 4 13 700 29 47 0 0 -0 144 4 13 800 30 44 0 0 -0 144 4 13 900 32 39 0 0 -0 144 4 13 1000 34 33 0 0 -0 144 4 13 1100 35 34 0 0 -0 144 4 13 1200 38 27 0 0 -0 144 4 13 1300 39 24 0 0 -0 144 4 13 1400 40 28 0 0 -0 143 4 13 1500 39 29 0 0 -0 143 4 13 1600 40 28 0 0 -0 143 4 13 1700 40 27 0 0 -0 143 4 13 1800 38 30 0 0 -0 143 4 13 1900 33 48 0 0 -0 143 4 13 2000 32 47 0 0 -0 143 4 13 2100 32 44 0 0 0 143 4 13 2200 33 40 0 0 0 143 4 13 2300 32 41 0 0 0 143 4 14 0 31 43 0 0 -0 143 4 14 100 31 40 0 0 -0 143 4 14 200 31 40 0 0 -0 143 4 14 300 30 41 0 0 0 143 4 14 400 29 42 0 0 0 143 Total Prec. 4800' ------------------------------------ 0 Page 1 4-14-2021 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' ------------------------------------------------------ 4 13 500 26 59 10 23 141 164 0 4 13 600 26 58 9 21 154 164 0 4 13 700 29 53 9 22 156 164 0 4 13 800 30 49 16 32 135 164 0 4 13 900 33 40 17 32 134 164 0 4 13 1000 35 36 14 28 134 164 0 4 13 1100 37 32 16 30 132 164 0 4 13 1200 39 31 13 31 124 163 0 4 13 1300 41 25 14 26 130 163 0 4 13 1400 42 30 12 23 137 162 0 4 13 1500 42 28 11 20 133 162 0 4 13 1600 40 27 11 18 139 162 0 4 13 1700 39 31 10 21 148 162 0 4 13 1800 37 32 9 18 155 162 0 4 13 1900 36 37 7 14 157 162 0 4 13 2000 35 38 7 11 169 162 0 4 13 2100 35 39 8 15 168 162 0 4 13 2200 35 36 9 17 156 162 0 4 13 2300 35 36 8 16 146 162 0 4 14 0 34 38 9 20 149 162 0 4 14 100 33 37 9 18 151 162 0 4 14 200 34 38 9 17 154 162 0 4 14 300 34 36 9 17 150 162 0 4 14 400 33 39 9 19 149 162 0 Page 1 4-14-2021 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' ------------------------------------------------------ 4 13 500 32 62 0 0 -0 15 1023 4 13 600 36 43 0 0 0 15 1024 4 13 700 40 33 0 0 0 15 1024 4 13 800 42 29 0 0 0 15 1024 4 13 900 44 26 0 0 -0 14 1024 4 13 1000 46 23 0 0 -0 14 1024 4 13 1100 47 21 0 0 -0 13 1024 4 13 1200 50 19 0 0 -0 13 1023 4 13 1300 50 18 0 0 -0 13 1023 4 13 1400 52 19 0 0 0 13 1022 4 13 1500 52 18 0 0 -0 13 1022 4 13 1600 52 25 0 0 -0 12 1021 4 13 1700 48 31 0 0 0 13 1021 4 13 1800 43 46 0 0 -0 12 1021 4 13 1900 38 61 0 0 0 12 1021 4 13 2000 35 67 0 0 0 13 1022 4 13 2100 34 70 0 0 -0 13 1022 4 13 2200 31 72 0 0 -0 13 1022 4 13 2300 30 77 0 0 -0 13 1021 4 14 0 29 78 0 0 0 13 1021 4 14 100 29 79 0 0 0 13 1021 4 14 200 28 80 0 0 0 13 1021 4 14 300 28 81 0 0 -0 13 1021 4 14 400 27 81 0 0 0 13 1021 Total Prec. 2700' ------------------------------------ 0 Page 1 4-14-2021 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' ------------------------------------------------ 4 13 500 22 58 19 27 37 41 4 13 600 22 56 19 26 35 37 4 13 700 24 51 11 23 33 26 4 13 800 24 48 21 27 36 57 4 13 900 25 42 16 27 35 61 4 13 1000 28 39 13 21 29 69 4 13 1100 30 41 5 16 25 81 4 13 1200 31 41 3 9 15 97 4 13 1300 33 35 2 7 11 85 4 13 1400 34 28 4 8 12 70 4 13 1500 37 29 4 9 13 60 4 13 1600 37 29 2 7 18 69 4 13 1700 36 31 4 7 12 31 4 13 1800 35 29 3 7 13 355 4 13 1900 34 30 2 6 12 332 4 13 2000 33 32 5 9 12 352 4 13 2100 33 32 6 12 22 342 4 13 2200 34 29 13 18 25 26 4 13 2300 33 27 16 21 29 45 4 14 0 33 28 16 21 28 57 4 14 100 33 27 20 24 29 61 4 14 200 32 31 13 20 31 67 4 14 300 31 33 10 15 18 80 4 14 400 31 31 9 14 23 80 Page 1 4-14-2021 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' ------------------------------------------------------------------------ 4 13 500 25 89 0 0 2 96 0 0 28 6 4 13 600 25 90 0 0 3 60 0 0 28 6 4 13 700 29 82 0 0 3 49 0 0 28 6 4 13 800 43 41 0 0 5 51 0 0 29 6 4 13 900 49 27 0 1 5 110 0 0 29 6 4 13 1000 50 22 0 2 6 82 0 0 30 5 4 13 1100 51 20 0 2 6 95 0 0 30 5 4 13 1200 54 19 0 2 6 109 0 0 28 5 4 13 1300 55 19 0 2 6 117 0 0 29 5 4 13 1400 56 17 0 2 7 142 0 0 28 5 4 13 1500 57 15 0 2 6 74 0 0 28 5 4 13 1600 57 16 0 1 3 113 0 0 27 4 4 13 1700 56 16 0 0 4 141 0 0 28 5 4 13 1800 55 19 0 0 5 98 0 0 28 5 4 13 1900 47 38 0 0 4 155 0 0 28 4 4 13 2000 42 53 0 0 3 221 0 0 28 5 4 13 2100 38 63 0 0 3 223 0 0 29 4 4 13 2200 35 71 0 0 2 251 0 0 29 4 4 13 2300 32 76 0 0 1 183 0 0 28 4 4 14 0 29 80 0 0 3 45 0 0 26 4 4 14 100 28 83 0 0 2 35 0 0 29 4 4 14 200 27 86 0 0 0 31 0 0 29 4 4 14 300 27 87 0 0 0 32 0 0 28 4 4 14 400 26 89 0 0 0 44 0 0 18 4 Total Prec. 1930' ------------------------------------------------------------ 0 Page 1 4-14-2021 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' ------------------------------------------------------------------------------------ 4 13 500 31 31 43 74 3 14 148 0 0 0 0 19 4 13 600 33 31 40 73 4 16 135 0 0 0 0 19 4 13 700 34 36 41 62 4 14 145 0 0 0 -0 19 4 13 800 34 45 37 40 5 18 144 0 0 0 -0 19 4 13 900 38 50 34 23 5 18 140 0 0 0 -0 18 4 13 1000 36 53 33 20 3 14 140 0 0 0 -0 18 4 13 1100 38 54 32 19 5 14 125 0 0 0 -0 19 4 13 1200 40 55 29 18 5 13 121 0 0 0 -0 18 4 13 1300 42 57 27 16 6 16 125 0 0 0 -0 19 4 13 1400 43 59 25 15 5 18 140 0 0 0 -0 18 4 13 1500 46 59 24 14 3 12 140 0 0 0 -0 17 4 13 1600 46 60 22 13 2 7 139 0 0 0 -0 17 4 13 1700 46 60 21 15 2 6 145 0 0 0 -0 17 4 13 1800 45 55 22 22 2 6 84 0 0 0 0 16 4 13 1900 43 52 24 29 3 8 112 0 0 0 0 17 4 13 2000 41 48 28 36 3 10 102 0 0 0 0 17 4 13 2100 41 46 26 40 4 15 120 0 0 0 0 17 4 13 2200 40 42 27 46 5 12 106 0 0 0 0 17 4 13 2300 41 40 25 51 4 12 115 0 0 0 0 17 4 14 0 41 38 24 54 3 14 128 0 0 0 0 17 4 14 100 40 37 25 60 2 12 153 0 0 0 0 17 4 14 200 40 35 24 65 3 11 150 0 0 0 0 17 4 14 300 40 33 23 69 2 9 158 0 0 0 0 17 4 14 400 40 32 24 72 2 9 148 0 0 0 0 17 Total Prec. 1190 ------------------------------------------------------------------ 0 Page 1 4-14-2021 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' ------------------------------------------------ 4 13 500 12.7 30 80 0 4 13 600 12.7 30 56 0 4 13 700 12.7 31 58 3 4 13 800 12.8 32 89 3 4 13 900 13.4 33 92 3 4 13 1000 13.9 35 115 4 4 13 1100 13.8 38 150 3 4 13 1200 13.7 39 135 2 4 13 1300 13.3 40 133 3 4 13 1400 13.3 40 113 3 4 13 1500 13.4 41 112 3 4 13 1600 13.6 41 138 4 4 13 1700 13.8 43 190 4 4 13 1800 14.2 41 243 4 4 13 1900 13.4 38 263 2 4 13 2000 12.9 40 227 0 4 13 2100 12.8 40 37 0 4 13 2200 12.8 40 24 0 4 13 2300 12.8 40 50 0 4 14 0 12.8 40 40 0 4 14 100 12.7 40 45 0 4 14 200 12.7 39 42 0 4 14 300 12.7 39 77 0 4 14 400 12.7 39 76 0 Page 1 4-14-2021 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' ------------------------------------------------------------------------------------------------------ 4 13 500 26 30 29 71 47 19 35 31 0 0 1 124 0 190 0 4 13 600 26 29 28 76 44 21 35 31 0 0 1 124 0 190 0 4 13 700 27 30 28 74 42 20 36 30 0 0 1 124 0 190 -0 4 13 800 27 30 30 71 45 13 27 32 0 0 1 124 0 190 -0 4 13 900 28 32 40 33 38 20 36 31 0 0 1 124 0 190 0 4 13 1000 29 34 43 27 33 20 34 30 0 0 1 124 0 190 0 4 13 1100 30 36 46 24 30 15 31 29 0 0 1 123 0 189 0 4 13 1200 33 40 51 21 29 10 23 28 0 0 1 123 0 189 -0 4 13 1300 34 39 51 20 25 8 23 28 0 0 1 123 0 189 -0 4 13 1400 35 40 50 22 24 8 19 27 0 0 1 123 0 189 -0 4 13 1500 35 42 49 25 28 8 16 28 0 0 1 123 0 189 -0 4 13 1600 37 43 47 27 27 11 20 28 0 0 1 123 0 188 0 4 13 1700 36 40 42 51 26 7 17 27 0 0 1 123 0 189 0 4 13 1800 35 39 38 63 30 10 23 28 0 0 1 123 0 189 0 4 13 1900 35 38 37 64 28 14 21 26 0 0 1 123 0 189 0 4 13 2000 36 36 34 69 27 13 20 26 0 0 1 123 0 189 0 4 13 2100 36 37 33 69 27 12 20 26 0 0 1 123 0 189 0 4 13 2200 36 38 33 73 27 15 28 26 0 0 1 123 0 189 0 4 13 2300 36 39 34 66 27 16 29 26 0 0 1 123 0 189 0 4 14 0 35 40 33 68 26 20 33 25 0 0 1 123 0 189 0 4 14 100 35 38 31 76 24 19 32 25 0 0 1 123 0 189 0 4 14 200 35 35 31 71 25 19 29 24 0 0 1 123 0 189 0 4 14 300 34 33 31 69 27 13 22 25 0 0 1 123 0 189 0 4 14 400 34 33 31 71 26 13 29 25 0 0 1 123 0 189 0 Total Prec. 3100' ------------------------------------------------------------------------ 0 Page 1 4-14-2021 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 Lysim Lysim Lysim PST F F F % Avg Max Dir Prec. Prec. Snow Snow mb H2O Total deg F 3760' 3770' 3010' 3010' 3760' 3760' 3760' 3010' 3010' 3010' 3010' 3010' 3010' 3010' 3010' ------------------------------------------------------------------------------------------------------ 4 13 500 34 32 26 80 11 25 108 0 0 -0 114 1025 .007 .007 32 4 13 600 33 31 26 79 11 17 97 0 0 -0 114 1025 .006 .013 32 4 13 700 33 31 28 77 10 14 114 0 0 -0 114 1025 .006 .019 32 4 13 800 33 34 39 42 9 15 94 0 0 -0 113 1025 .005 .024 32 4 13 900 36 38 47 27 16 30 99 0 0 -0 113 1025 .005 .029 32 4 13 1000 37 39 48 23 21 43 86 0 0 -0 113 1025 .005 .034 32 4 13 1100 39 43 48 25 12 25 113 0 0 -0 113 1024 .005 .039 32 4 13 1200 41 44 50 20 9 20 121 0 0 -0 112 1024 .004 .043 32 4 13 1300 43 45 50 22 9 18 125 0 0 -0 112 1024 .004 .047 32 4 13 1400 44 47 50 21 9 23 97 0 0 -0 112 1024 .004 .051 32 4 13 1500 44 45 52 20 15 33 131 0 0 -0 112 1023 .004 .055 32 4 13 1600 45 47 50 28 12 20 142 0 0 -0 112 1023 .004 .059 32 4 13 1700 45 47 50 26 10 18 101 0 0 -0 112 1023 .007 .066 32 4 13 1800 46 47 43 39 5 11 115 0 0 -0 112 1023 .011 .077 32 4 13 1900 45 43 36 60 6 10 85 0 0 0 112 1023 .013 .09 32 4 13 2000 43 42 34 64 5 9 117 0 0 -0 112 1024 .014 .104 32 4 13 2100 42 41 32 68 4 6 225 0 0 -0 112 1024 .014 .118 32 4 13 2200 44 42 31 71 1 4 235 0 0 -0 112 1023 .014 .132 32 4 13 2300 45 42 32 67 4 13 156 0 0 -0 112 1023 .014 .146 32 4 14 0 44 41 31 71 8 19 34 0 0 -0 112 1023 .013 .159 32 4 14 100 43 40 29 74 9 12 76 0 0 -0 112 1023 .013 .172 32 4 14 200 41 40 29 72 9 13 88 0 0 -0 112 1023 .012 .184 32 4 14 300 41 39 29 71 2 8 147 0 0 -0 112 1023 .012 .196 32 4 14 400 41 39 29 71 1 5 112 0 0 -0 112 1023 .011 .207 32 Total Lysim Prec. Total 3010' 3010' ------------------------------------------------------------------------------------------------ 0 .207 Page 1 4-14-2021 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' ------------------------------------------------------------ 4 13 500 30 45 29 0 0 0 4 1023 4 13 600 30 44 29 0 0 0 8 1023 4 13 700 33 37 40 0 0 0 14 1023 4 13 800 34 34 43 0 0 0 11 1023 4 13 900 35 32 46 0 0 -0 2 1023 4 13 1000 37 29 47 0 0 0 2 1023 4 13 1100 38 28 48 0 0 0 0 1024 4 13 1200 40 26 47 0 0 -0 -0 1024 4 13 1300 43 22 52 0 0 -0 0 1023 4 13 1400 43 22 53 0 0 0 -0 1023 4 13 1500 44 21 52 0 0 0 0 1023 4 13 1600 43 21 50 0 0 0 -0 1022 4 13 1700 43 22 44 0 0 0 2 1022 4 13 1800 42 23 42 0 0 0 1 1022 4 13 1900 42 23 41 0 0 0 0 1022 4 13 2000 42 22 41 0 0 0 0 1022 4 13 2100 42 21 41 0 0 0 10 1022 4 13 2200 42 22 41 0 0 0 11 1022 4 13 2300 40 24 40 0 0 0 10 1021 4 14 0 39 25 39 0 0 0 0 1021 4 14 100 39 25 38 0 0 0 0 1021 4 14 200 38 26 37 0 0 0 1 1021 4 14 300 37 27 37 0 0 0 5 1021 4 14 400 37 26 36 0 0 0 0 1021 Total Prec. 4100' ------------------------------------------ 0 Page 1 4-14-2021 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 13 500 17 25 28 75 70 45 70 0 0 0 2 38 4 13 600 17 25 27 75 70 48 69 38 0 0 2 37 4 13 700 17 25 27 74 69 56 76 39 0 0 2 37 4 13 800 18 26 29 69 64 63 86 40 0 0 2 36 4 13 900 19 28 31 64 59 63 82 39 0 0 2 37 4 13 1000 20 29 32 60 57 62 82 40 0 0 1 37 4 13 1100 22 30 34 55 53 58 78 39 0 0 2 37 4 13 1200 24 32 35 50 49 46 70 39 0 0 2 37 4 13 1300 26 34 36 48 48 39 65 36 0 0 2 37 4 13 1400 27 35 38 45 46 42 60 38 0 0 1 37 4 13 1500 28 36 39 45 46 46 63 40 0 0 2 37 4 13 1600 28 36 40 44 46 46 62 37 0 0 2 37 4 13 1700 28 36 40 43 45 46 66 38 0 0 2 37 4 13 1800 29 36 39 43 46 36 54 34 0 0 1 37 4 13 1900 28 35 38 44 47 35 49 31 0 0 2 37 4 13 2000 28 34 36 45 50 38 57 35 0 0 2 37 4 13 2100 27 34 37 45 49 43 56 37 0 0 2 37 4 13 2200 27 33 36 46 50 39 54 0 0 0 1 37 4 13 2300 26 33 34 46 50 46 60 37 0 0 2 38 4 14 0 25 33 35 48 50 49 67 38 0 0 2 36 4 14 100 25 32 34 49 50 50 70 38 0 0 2 38 4 14 200 24 31 34 49 51 47 60 39 0 0 1 37 4 14 300 24 31 34 46 49 47 60 38 0 0 1 37 4 14 400 23 30 32 48 50 47 56 38 0 0 2 37 Total Prec. 5160' ------------------------------------------------------------------------ 0 Page 1 4-14-2021 Northwest Avalanche Center Crystal Mountain Ski Area, Washington MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total 24 Hr Total SR50 PST F F % % Min Avg Max Dir Prec. Prec. Snow Snow Snow 6830' 4540' 6830' 4540' 6830' 6830' 6830' 6830' 4540' 4540' 4540' 4540' 4540' ------------------------------------------------------------------------------------------ 4 13 500 18 28 77 53 13 30 64 66 0 0 -0 225 92 4 13 600 18 29 74 47 7 28 42 65 0 0 -0 225 92 4 13 700 19 29 72 47 11 28 47 69 0 0 -0 225 92 4 13 800 20 31 71 43 8 34 76 70 0 0 -0 225 92 4 13 900 21 33 68 38 14 34 48 71 0 0 -0 223 92 4 13 1000 23 34 64 36 12 26 43 80 0 0 -0 222 92 4 13 1100 25 38 58 31 11 23 41 80 0 0 -0 219 92 4 13 1200 28 39 50 26 11 20 32 78 0 0 -0 218 92 4 13 1300 29 40 49 27 8 19 37 70 0 0 -0 217 91 4 13 1400 32 41 45 26 8 18 35 72 0 0 -0 218 91 4 13 1500 33 42 43 26 3 10 37 75 0 0 -0 217 91 4 13 1600 36 42 37 27 4 12 20 62 0 0 -0 218 91 4 13 1700 35 41 37 27 8 15 28 75 0 0 -0 219 91 4 13 1800 35 38 35 36 3 10 25 67 0 0 -0 223 91 4 13 1900 29 29 46 72 2 11 28 47 0 0 -0 225 91 4 13 2000 27 28 49 76 5 17 32 37 0 0 -0 225 91 4 13 2100 27 28 50 75 11 23 44 55 0 0 -0 225 91 4 13 2200 27 28 49 75 8 23 40 43 0 0 -0 225 91 4 13 2300 27 28 48 73 9 23 42 56 0 0 -0 225 91 4 14 0 26 28 50 71 12 28 41 62 0 0 -0 225 91 4 14 100 26 27 51 74 13 29 43 62 0 0 -0 225 91 4 14 200 25 26 53 75 15 29 40 61 0 0 -0 226 91 4 14 300 25 26 49 77 9 25 37 56 0 0 -0 226 91 4 14 400 24 27 47 63 9 22 37 48 0 0 -0 226 91 Total Prec. 4540' ------------------------------------------------------------------------ 0 Page 1 4-14-2021 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' ------------------------------------------------ 4 13 500 20 22 -0 135 0 124 4 13 600 20 22 -0 135 0 124 4 13 700 21 24 -0 135 0 124 4 13 800 23 26 -0 135 -108 124 4 13 900 25 28 -0 135 0 124 4 13 1000 28 31 -0 134 0 124 4 13 1100 31 31 -0 134 -219 124 4 13 1200 33 33 -0 134 0 124 4 13 1300 33 36 -0 134 0 123 4 13 1400 35 37 -0 134 -113 123 4 13 1500 36 37 -0 134 0 122 4 13 1600 34 36 -0 134 -0 123 4 13 1700 30 33 -0 134 0 123 4 13 1800 29 30 -0 134 0 123 4 13 1900 29 30 -0 134 0 123 4 13 2000 29 30 -0 134 0 123 4 13 2100 29 31 -0 134 0 123 4 13 2200 30 31 -0 134 0 123 4 13 2300 30 31 -0 134 0 123 4 14 0 29 30 -0 134 0 123 4 14 100 28 30 -0 134 0 123 4 14 200 28 29 -0 134 0 123 4 14 300 27 27 -0 134 -108 123 4 14 400 27 27 -0 134 0 123 Page 1 4-14-2021 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' ------------------------------------------------------------------------------ 4 13 500 20 22 77 58 5 11 26 22 0 0 173 4 13 600 21 22 75 56 5 9 107 23 0 0 173 4 13 700 21 24 79 53 4 7 47 26 0 0 173 4 13 800 22 25 74 49 6 9 257 26 0 0 173 4 13 900 25 26 71 45 6 11 87 29 0 0 173 4 13 1000 27 28 69 40 5 8 235 38 0 0 172 4 13 1100 30 29 62 37 6 15 163 38 0 0 173 4 13 1200 32 31 61 33 5 14 241 39 0 0 173 4 13 1300 34 32 60 30 6 12 314 40 0 0 173 4 13 1400 35 33 60 33 5 8 7 38 0 0 172 4 13 1500 36 35 59 29 5 12 111 42 0 0 172 4 13 1600 37 34 59 31 4 7 343 43 0 0 173 4 13 1700 36 33 61 32 5 10 155 35 0 0 172 4 13 1800 34 33 59 36 5 13 29 33 0 0 172 4 13 1900 30 32 58 35 6 14 53 32 0 0 172 4 13 2000 30 32 59 35 9 17 46 31 0 0 172 4 13 2100 30 32 58 35 6 16 53 31 0 0 172 4 13 2200 30 32 58 37 7 23 18 31 0 0 173 4 13 2300 30 33 59 35 5 14 47 31 0 0 172 4 14 0 29 31 59 37 4 8 95 30 0 0 172 4 14 100 28 30 59 39 5 10 335 29 0 0 172 4 14 200 27 29 60 40 4 10 343 28 0 0 172 4 14 300 26 28 59 40 5 9 304 27 0 0 172 4 14 400 27 28 57 37 9 21 50 27 0 0 172 Total Prec. 5500' ------------------------------------------------------------------------ 0 Page 1 4-14-2021 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 13 500 17 18 71 64 16 28 171 102 4 13 600 18 19 69 61 15 25 168 102 4 13 700 20 24 65 51 13 22 173 101 4 13 800 21 25 61 48 13 20 174 101 4 13 900 24 27 56 43 13 23 172 101 4 13 1000 27 29 50 38 11 23 169 100 4 13 1100 29 31 44 36 8 16 164 101 4 13 1200 31 32 37 30 8 20 156 100 4 13 1300 34 33 34 30 9 20 141 100 4 13 1400 33 32 32 32 8 22 156 101 4 13 1500 36 32 30 30 5 14 111 101 4 13 1600 35 31 32 33 5 13 96 101 4 13 1700 33 31 34 34 3 10 88 101 4 13 1800 30 30 40 35 3 11 83 101 4 13 1900 27 27 45 40 3 14 80 101 4 13 2000 26 27 47 41 4 17 82 102 4 13 2100 27 27 46 41 6 14 71 101 4 13 2200 26 28 47 38 5 19 80 101 4 13 2300 27 28 44 39 6 18 86 101 4 14 0 27 28 42 37 7 14 97 101 4 14 100 27 27 40 35 10 21 116 101 4 14 200 26 28 40 33 10 24 112 101 4 14 300 26 27 37 33 10 25 122 101 4 14 400 25 26 39 34 8 23 117 101 Page 1 4-14-2021 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 13 500 26 45 5 13 60 0 0 0 202 0 4 13 600 25 47 5 13 55 0 0 0 202 21 4 13 700 25 48 6 14 63 0 0 0 202 248 4 13 800 27 44 6 15 102 0 0 0 202 479 4 13 900 29 38 7 16 96 0 0 0 202 692 4 13 1000 31 34 7 20 95 0 0 0 202 859 4 13 1100 32 34 6 14 76 0 0 0 202 978 4 13 1200 35 29 6 13 67 0 0 0 201 1029 4 13 1300 38 26 6 19 103 0 0 0 201 1012 4 13 1400 37 24 5 11 66 0 0 -0 201 931 4 13 1500 39 25 6 20 100 0 0 -0 201 785 4 13 1600 39 25 6 21 101 0 0 -0 201 602 4 13 1700 38 26 6 18 91 0 0 -0 201 383 4 13 1800 35 33 5 18 87 0 0 0 201 167 4 13 1900 33 34 7 18 97 0 0 0 201 6 4 13 2000 34 34 6 19 65 0 0 0 201 0 4 13 2100 34 34 9 20 26 0 0 0 201 0 4 13 2200 34 34 7 16 27 0 0 0 201 0 4 13 2300 34 33 8 16 27 0 0 0 201 0 4 14 0 34 32 5 15 40 0 0 0 201 0 4 14 100 34 28 6 16 45 0 0 0 201 0 4 14 200 34 27 7 20 78 0 0 0 201 0 4 14 300 34 27 7 23 97 0 0 0 201 0 4 14 400 34 26 10 25 91 0 0 0 201 0 Total Prec. 5400' ------------------------------------------------------ 0 Page 1 4-14-2021 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 13 500 4 69 18 33 48 65 0 4 13 600 4 70 19 28 42 63 23 4 13 700 4 68 28 43 58 70 190 4 13 800 5 54 31 49 62 67 359 4 13 900 8 31 25 38 51 66 551 4 13 1000 8 48 22 39 53 67 726 4 13 1100 8 50 23 40 54 63 861 4 13 1200 11 25 29 40 57 62 945 4 13 1300 11 33 29 48 66 66 976 4 13 1400 13 34 27 43 61 61 939 4 13 1500 13 27 25 38 56 59 834 4 13 1600 12 52 14 31 49 60 675 4 13 1700 15 30 15 28 40 53 480 4 13 1800 15 27 21 32 42 67 160 4 13 1900 13 40 21 33 44 45 13 4 13 2000 11 68 30 41 56 49 0 4 13 2100 11 64 33 48 64 64 0 4 13 2200 11 66 34 46 63 64 0 4 13 2300 12 59 27 47 69 59 0 4 14 0 14 50 33 48 62 60 0 4 14 100 15 46 38 48 71 59 0 4 14 200 17 54 40 50 67 50 0 4 14 300 19 50 35 52 73 55 0 4 14 400 17 59 36 51 68 66 0 Page 1 4-14-2021 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' 4500' 5800' 4500' 5970' 5970' 5970' 5970' 5800' 5800' 5800' ------------------------------------------------------------------------------ 4 13 500 21 28 67 49 21 31 47 84 0 0 144 4 13 600 22 29 67 47 20 28 40 90 0 0 144 4 13 700 23 29 64 47 20 28 40 92 0 0 144 4 13 800 27 30 54 44 21 29 42 98 0 0 143 4 13 900 28 31 51 43 20 30 42 98 0 0 143 4 13 1000 32 33 47 39 16 27 38 95 0 0 142 4 13 1100 36 35 38 35 16 25 37 98 0 0 142 4 13 1200 37 37 38 31 13 23 36 98 0 0 142 4 13 1300 37 38 38 31 11 21 31 92 0 0 142 4 13 1400 38 39 35 29 16 24 35 102 0 0 142 4 13 1500 37 40 41 28 16 25 38 104 0 0 142 4 13 1600 35 41 38 28 11 22 31 101 0 0 142 4 13 1700 33 42 40 29 14 21 30 96 0 0 142 4 13 1800 31 40 46 31 11 20 31 88 0 0 142 4 13 1900 30 37 52 36 7 19 34 81 0 0 142 4 13 2000 30 34 49 46 11 21 34 76 0 0 142 4 13 2100 30 35 52 39 12 21 33 79 0 0 142 4 13 2200 30 35 51 41 13 23 34 80 0 0 142 4 13 2300 29 34 54 41 16 25 33 82 0 0 142 4 14 0 29 34 50 40 19 28 45 87 0 0 142 4 14 100 28 35 52 37 22 31 48 90 0 0 142 4 14 200 27 34 53 39 21 32 45 88 0 0 142 4 14 300 27 33 58 38 23 33 44 81 0 0 142 4 14 400 25 33 57 38 24 31 39 83 0 0 142 Total Prec. 5800' ------------------------------------------------------------------------ 0 Page 1 4-14-2021 Northwest Avalanche Center Washington Department of Transportation WSDOT White Pass Station, Washington MM/DD Hour Temp RH Press Wind Wind Hour Total 24 Hr Total Snow DewPt PST F % mb Avg Dir Prec Prec Snow Snow TempC TempC 4320' 4320' 4320' 4320' 4320' 4320' 4320' 4320' 4320' 4320' 4320 ------------------------------------------------------------------------------ 4 13 500 52 1 1023 1399 -7999 0 0 -10 -7999 263 4 13 600 49 1 1023 1403 -7999 0 0 -11 -7999 172 4 13 700 45 2 1023 1395 -7999 0 0 -11 -7999 278 4 13 800 39 4 1023 1392 -7999 0 0 -12 -7999 131 4 13 900 38 5 1023 1391 -7999 0 0 -11 -7999 136 4 13 1000 34 5 1023 1388 -7999 0 0 -12 -7999 169 4 13 1100 29 6 1024 1387 -7999 0 0 -13 -7999 135 4 13 1200 26 5 1023 1386 -7999 0 0 -13 -7999 142 4 13 1300 26 5 1023 1384 -7999 0 0 -13 -7999 109 4 13 1400 23 4 1023 1389 -7999 0 0 -13 -7999 190 4 13 1500 22 4 1022 1386 -7999 0 0 -14 -7999 328 4 13 1600 24 4 1022 1385 -7999 0 0 -13 -7999 181 4 13 1700 29 4 1022 1387 -7999 0 0 -11 -7999 223 4 13 1800 41 3 1022 1395 -7999 0 0 -8 -7999 309 4 13 1900 62 0 1023 1398 -7999 0 0 -5 -7999 355 4 13 2000 60 0 1023 1399 -7999 0 0 -7 -7999 3 4 13 2100 63 1 1023 1401 -7999 0 0 -6 -7999 4 4 13 2200 67 2 1023 1400 -7999 0 0 -6 -7999 0 4 13 2300 61 2 1022 1401 -7999 0 0 -7 -7999 0 4 14 0 62 2 1022 1403 -7999 0 0 -7 -7999 19 4 14 100 51 0 1022 1400 -7999 0 0 -10 -7999 342 4 14 200 44 2 1022 1402 -7999 0 0 -10 -7999 0 4 14 300 59 1 1022 1402 -7999 0 0 -7 -7999 341 4 14 400 57 0 1022 1401 -7999 0 0 -8 -7999 352 Total Prec 4320' ------------------------------------------------------ 0 Page 1 4-14-2021 Northwest Avalanche Center Mt St Helens, Coldwater Ridge Visitor Center, Washington MM/DD Hour Temp RH Wind Wind Wind Hour Total PST F % Avg Max Dir Prec. Prec. 3260' 3260' 3260' 3260' 3260' 3260' 3260' ------------------------------------------------------ Total Prec. 3260' ------------------------------------------------------ 0 Page 1 4-14-2021 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 13 500 22 57 -0 6 32 257 0 0 -0 180 4 13 600 23 57 -0 7 30 303 0 0 -0 180 4 13 700 24 53 -0 8 28 279 0 0 -0 180 4 13 800 27 36 -0 6 26 234 0 0 -0 180 4 13 900 26 43 -0 9 31 260 0 0 -0 180 4 13 1000 27 50 -0 7 28 253 0 0 -0 180 4 13 1100 27 50 -0 6 28 265 0 0 -0 180 4 13 1200 31 47 -0 7 35 265 0 0 -0 179 4 13 1300 31 49 -0 6 27 264 0 0 -0 180 4 13 1400 32 45 -0 8 27 261 0 0 -0 179 4 13 1500 32 43 -0 9 31 259 0 0 -0 179 4 13 1600 33 40 -0 7 25 262 0 0 -0 179 4 13 1700 33 39 -0 7 29 263 0 0 -0 179 4 13 1800 32 41 -0 8 26 261 0 0 -0 179 4 13 1900 30 43 -0 8 30 262 0 0 -0 179 4 13 2000 30 43 -0 7 36 266 0 0 -0 179 4 13 2100 30 43 -0 0 17 266 0 0 -0 179 4 13 2200 31 44 -0 4 25 271 0 0 -0 179 4 13 2300 30 42 -0 9 36 271 0 0 -0 179 4 14 0 30 45 -0 8 34 258 0 0 -0 179 4 14 100 29 45 -0 7 31 232 0 0 -0 179 4 14 200 29 44 -0 7 24 242 0 0 -0 179 4 14 300 27 51 -0 6 24 230 0 0 -0 179 4 14 400 30 37 -0 7 28 233 0 0 -0 179 Total Prec. 5880' ------------------------------------------------------------ 0 Page 1 4-14-2021 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' ------------------------------------------------ 4 13 500 19 64 41 50 60 -7999 4 13 600 20 51 38 49 57 -7999 4 13 700 20 51 37 50 62 -7999 4 13 800 22 42 42 52 61 -7999 4 13 900 21 46 43 52 66 -7999 4 13 1000 21 55 33 51 65 -7999 4 13 1100 21 61 32 47 64 -7999 4 13 1200 23 66 31 48 62 -7999 4 13 1300 24 62 22 36 53 249 4 13 1400 25 58 22 36 52 261 4 13 1500 26 55 23 34 49 261 4 13 1600 26 53 20 33 47 255 4 13 1700 26 53 20 32 49 253 4 13 1800 26 53 19 34 50 254 4 13 1900 25 54 30 42 62 260 4 13 2000 24 63 33 47 63 -7999 4 13 2100 24 62 41 53 65 -7999 4 13 2200 24 62 42 56 71 -7999 4 13 2300 24 58 47 61 75 -7999 4 14 0 24 60 45 58 72 -7999 4 14 100 24 59 40 51 65 -7999 4 14 200 23 58 41 54 66 -7999 4 14 300 22 62 50 59 68 -7999 Page 1 4-14-2021 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 13 500 17 25 61 53 35 50 44 0 0 0 144 1018 4 13 600 17 24 61 53 32 46 32 0 0 0 144 1018 4 13 700 17 25 60 50 35 53 -11 0 0 0 145 1018 4 13 800 18 26 60 50 37 56 42 0 0 0 144 1018 4 13 900 19 28 59 50 27 40 3 0 0 0 144 1018 4 13 1000 21 30 61 49 30 45 24 0 0 0 144 1019 4 13 1100 22 32 55 42 28 41 56 0 0 0 144 1018 4 13 1200 26 34 50 35 29 52 -18 0 0 0 143 1018 4 13 1300 26 36 48 37 26 47 28 0 0 0 144 1018 4 13 1400 28 36 44 33 26 41 51 0 0 0 143 1018 4 13 1500 28 35 44 34 24 45 81 0 0 0 144 1019 4 13 1600 29 36 42 33 25 45 37 0 0 0 143 1019 4 13 1700 27 35 42 33 24 40 58 0 0 0 144 1018 4 13 1800 26 34 42 33 27 43 37 0 0 0 144 1018 4 13 1900 25 33 45 36 29 43 78 0 0 0 143 1018 4 13 2000 25 33 45 36 33 51 53 0 0 0 144 1018 4 13 2100 26 33 45 39 37 54 29 0 0 0 144 1019 4 13 2200 26 33 45 38 39 55 358 0 0 0 143 1018 4 13 2300 26 33 43 38 42 61 67 0 0 0 143 1018 4 14 0 25 33 45 37 40 55 335 0 0 0 143 1018 4 14 100 25 32 46 39 37 51 93 0 0 0 143 1018 4 14 200 24 31 46 39 38 53 3 0 0 0 143 1018 4 14 300 23 30 48 40 41 56 35 0 0 0 143 1017 4 14 400 22 29 51 44 39 55 8 0 0 0 143 1017 Total Prec. 5380' ------------------------------------------------------------------ 0 Page 1 4-14-2021 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' ------------------------------------------------ 4 13 500 15 71 29 45 63 292 4 13 600 15 69 29 44 62 296 4 13 700 16 67 29 47 70 275 4 13 800 16 66 32 45 65 291 4 13 900 17 67 27 43 61 290 4 13 1000 18 72 25 43 62 282 4 13 1100 19 63 25 45 69 221 4 13 1200 21 64 31 52 75 217 4 13 1300 22 58 32 52 75 222 4 13 1400 23 57 25 48 72 210 4 13 1500 23 54 27 51 72 230 4 13 1600 24 49 27 48 70 209 4 13 1700 23 49 28 53 71 225 4 13 1800 23 49 36 57 74 192 4 13 1900 23 51 39 61 84 191 4 13 2000 23 49 44 67 91 195 4 13 2100 23 53 33 65 91 176 4 13 2200 23 50 39 70 102 181 4 13 2300 23 50 36 61 93 152 4 14 0 23 51 36 54 78 205 4 14 100 22 51 32 50 77 208 4 14 200 21 53 32 52 81 210 4 14 300 20 54 31 51 70 269 4 14 400 19 58 25 46 71 274 Page 1 4-14-2021 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' ------------------------------------------------------------------------------ 4 13 500 26 35 73 40 21 33 50 49 0 0 88 4 13 600 26 34 72 42 20 36 55 49 0 0 88 4 13 700 26 34 71 40 21 39 67 50 0 0 88 4 13 800 27 35 73 40 12 32 63 53 0 0 88 4 13 900 27 38 73 37 8 23 44 49 0 0 88 4 13 1000 28 40 72 34 13 26 46 49 0 0 87 4 13 1100 30 43 73 31 10 24 51 46 0 0 87 4 13 1200 30 44 68 31 8 21 49 50 0 0 87 4 13 1300 31 43 71 32 8 22 36 47 0 0 87 4 13 1400 31 44 70 31 10 21 43 45 0 0 87 4 13 1500 32 44 70 32 9 17 32 46 0 0 87 4 13 1600 32 43 67 31 9 20 40 47 0 0 87 4 13 1700 32 43 69 31 8 19 40 43 0 0 87 4 13 1800 31 41 67 39 8 17 44 45 0 0 87 4 13 1900 31 37 68 58 6 13 35 46 0 0 87 4 13 2000 31 34 69 68 2 13 30 49 0 0 87 4 13 2100 31 33 66 69 2 10 29 52 0 0 87 4 13 2200 31 35 66 60 3 13 34 70 0 0 87 4 13 2300 31 36 68 57 1 7 25 169 0 0 87 4 14 0 31 38 65 47 5 20 44 62 0 0 87 4 14 100 30 39 67 38 11 29 58 69 0 0 87 4 14 200 30 39 66 43 13 28 58 71 0 0 87 4 14 300 30 38 66 47 11 28 55 359 0 0 87 4 14 400 29 34 67 57 5 20 50 359 0 0 87 Total Prec. 3660' ------------------------------------------------------------------------ 0 Page 1