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12-11-2018
Northwest Avalanche Center
Alpental Ski Area, Washington

Nov 19: wind measurements using new RMYoung instrument summit Denny Mtn 5520'
RMYoung unheated and may rime
Snow measurements not installed/calibrated for the season
MM/DD Hour
PST
Temp
F
5470'
Temp
F
4350'
Temp
F
3100'
RH
%
3100'
RH
%
5470'
Wind
Avg
5520'
Wind
Max
5520'
Wind
Dir.
5520'
Hour
Prec.
3100'
Total
Prec.
3100'
24 Hr
Snow
3100'
Total
Snow
3100'
24 Hr
Snow
4350'
Total
Snow
4350'
Inter
Snow
5470'


12/11 400 24 26 31 100 96 7 9 153 .03 .48 2 30 3 33 3
12/11 300 25 27 32 100 97 6 8 151 .03 .45 2 27 3 283 3
12/11 200 25 27 32 100 97 6 8 159 .01 .42 1 30 2 283 3
12/11 100 25 28 32 100 98 5 8 169 0 .41 0 29 2 283 3
12/11 0 26 29 32 100 99 6 7 177 0 .41 0 30 2 32 3
12/10 2300 26 29 33 99 100 5 7 213 0 .41 0 30 2 283 3
12/10 2200 27 29 32 100 100 5 8 239 .01 .41 0 29 2 33 3
12/10 2100 26 29 33 100 100 6 9 241 .01 .4 0 30 1 283 3
12/10 2000 26 29 32 99 100 5 8 235 0 .39 0 29 2 283 3
12/10 1900 25 29 33 100 99 6 9 248 0 .39 0 29 2 283 3
12/10 1800 25 29 33 99 97 7 10 256 0 .39 0 29 2 283 3
12/10 1700 24 29 32 99 97 9 15 259 .01 .39 0 29 2 283 3
12/10 1600 26 29 33 99 100 6 9 250 .05 .38 0 30 2 283 3
12/10 1500 26 30 33 99 100 7 15 253 .02 .33 0 30 1 283 3
12/10 1400 26 32 33 99 100 8 15 252 .08 .31 0 29 1 32 3
12/10 1300 28 31 34 96 100 6 14 255 .02 .23 0 29 0 283 3
12/10 1200 27 33 34 97 100 7 12 251 .02 .21 0 30 32 283 66
12/10 1100 26 31 34 96 100 7 14 256 .01 .19 0 29 25 283 67
12/10 1000 26 31 34 98 100 9 15 252 0 .18 0 30 27 283 67
12/10 900 26 31 33 99 100 9 14 251 .06 .18 0 28 28 35 65
12/10 800 26 30 32 99 100 8 14 254 .07 .12 0 28 28 34 66
12/10 700 27 30 31 99 100 8 14 254 0 .05 6 29 28 32 66
12/10 600 27 30 30 99 100 9 16 253 .01 .05 6 29 28 283 66
12/10 500 27 30 29 98 100 8 12 254 .04 .04 7 30 28 33 66

12/10 300 28 30 27 98 100 7 12 249 .07 .58 6 28 28 283 65
12/10 200 28 30 27 97 100 7 12 256 0 .51 5 27 27 31 66
12/10 100 27 28 27 96 100 7 14 246 .05 .51 5 27 27 31 68
12/10 0 28 23 27 97 100 6 11 252 .02 .46 5 28 29 31 69
12/9 2300 27 22 27 97 100 9 13 239 .04 .44 5 26 28 31 70
12/9 2200 24 22 27 97 96 10 12 214 .03 .4 4 24 28 31 71
12/9 2100 24 22 27 97 95 10 13 159 .06 .37 4 24 27 29 70
12/9 2000 22 22 27 97 94 10 13 134 .04 .31 3 25 28 30 70
12/9 1900 23 22 27 97 95 12 15 123 .05 .27 2 24 28 30 72
12/9 1800 22 22 26 97 95 13 15 118 .06 .22 2 24 27 30 72
12/9 1700 23 22 27 97 94 13 15 116 .05 .16 1 23 28 29 71
12/9 1600 22 22 27 96 95 14 17 114 .05 .11 1 23 28 28 71
12/9 1500 23 22 27 96 95 12 14 120 .04 .06 0 22 29 28 72
12/9 1400 23 22 27 97 95 12 17 128 .01 .02 0 22 30 27 70
12/9 1300 23 24 27 94 95 14 18 118 .01 .01 0 21 29 27 70
12/9 1200 23 23 27 92 95 12 16 121 0 0 0 22 31 26 71
12/9 1100 24 25 28 90 96 14 18 121 0 0 0 22 31 27 73
12/9 1000 23 24 27 91 95 16 22 123 0 0 0 22 32 27 72
12/9 900 24 24 26 91 95 18 23 123 0 0 0 22 32 27 72
12/9 800 24 23 26 92 97 16 20 129 0 0 0 22 34 27 71
12/9 700 24 22 26 92 98 16 19 125 0 0 0 22 32 27 71
12/9 600 24 23 26 92 99 16 21 124 0 0 0 23 32 27 71
12/9 500 24 21 25 94 97 16 19 121 0 0 0 22 32 27 73

12/9 400 24 20 25 94 97 15 18 114 0 0 0 23 32 27 70
12/9 300 24 22 24 95 97 14 16 117 0 0 0 23 32 26 69
12/9 200 24 20 24 94 96 15 19 114 0 0 0 23 33 27 69
12/9 100 23 19 24 94 95 15 18 120 0 0 0 23 33 25 70
12/9 0 23 19 24 91 98 13 19 123 0 0 0 23 33 27 68
12/8 2300 23 20 24 90 97 16 19 123 0 0 0 23 33 27 67
12/8 2200 22 20 24 92 100 20 24 117 0 0 0 23 33 27 65
12/8 2100 22 19 25 92 97 19 23 116 0 0 0 23 33 27 63
12/8 2000 23 20 25 90 100 20 22 111 0 0 0 23 33 27 61
12/8 1900 24 19 25 89 100 18 20 113 0 0 0 23 34 27 60
12/8 1800 23 19 25 88 96 17 19 114 0 0 0 23 33 27 60
12/8 1700 23 19 25 86 96 16 19 121 0 0 0 23 31 24 59
12/8 1600 25 19 26 83 100 14 18 120 0 0 0 23 33 25 59
12/8 1500 27 20 27 80 96 13 16 113 0 0 0 23 33 24 57
12/8 1400 27 20 27 80 95 11 14 115 0 0 0 23 34 24 58
12/8 1300 27 20 26 81 92 11 13 115 0 0 0 23 32 25 58
12/8 1200 27 20 26 85 93 13 16 115 0 0 0 23 33 24 57
12/8 1100 26 18 24 86 91 12 15 115 0 0 0 23 33 27 58
12/8 1000 27 17 23 88 93 12 14 124 0 0 0 23 33 27 58
12/8 900 27 17 23 90 91 11 13 122 0 0 0 23 33 27 57
12/8 800 27 16 22 90 88 11 13 116 0 0 0 23 33 283 58
12/8 700 26 16 22 91 87 12 15 122 0 0 0 23 34 283 58
12/8 600 26 16 22 91 88 10 14 130 0 0 0 23 33 283 58
12/8 500 27 16 22 91 83 4 6 181 0 0 0 23 34 25 58

12/8 400 26 16 22 90 84 5 9 227 0 0 0 23 33 283 58
12/8 300 26 16 22 89 83 6 10 238 0 0 0 23 33 26 60
12/8 200 25 16 22 89 82 6 11 125 0 0 0 23 33 26 58
12/8 100 24 16 22 89 82 12 14 108 0 0 0 23 32 26 59
12/8 0 26 16 22 89 76 11 13 106 0 0 0 23 33 25 60
12/7 2300 27 16 22 88 75 8 11 134 0 0 0 23 34 27 61
12/7 2200 27 16 22 87 78 5 8 172 0 0 0 23 33 27 62
12/7 2100 26 16 23 87 79 6 9 201 0 0 0 23 34 27 62
12/7 2000 25 16 22 86 84 10 13 243 0 0 0 23 34 27 62
12/7 1900 24 16 23 84 92 11 14 235 0 0 0 23 33 27 66
12/7 1800 23 16 23 84 94 11 13 233 0 0 0 23 33 27 69
12/7 1700 21 16 23 83 93 11 13 224 0 0 0 23 33 27 71
12/7 1600 21 17 24 80 93 9 11 205 0 0 0 23 33 27 76
12/7 1500 20 18 25 76 93 7 11 172 0 0 0 23 34 27 85
12/7 1400 18 19 25 74 92 8 12 118 0 0 0 23 34 27 98
12/7 1300 16 19 25 73 91 11 13 109 0 0 0 23 34 27 114
12/7 1200 15 19 25 72 90 12 15 118 0 0 0 23 34 27 134
12/7 1100 14 18 25 74 90 13 16 123 0 0 0 23 34 27 145
12/7 1000 13 18 24 79 89 13 16 133 0 0 0 23 33 27 154
12/7 900 13 17 21 87 89 14 17 130 0 0 0 23 33 27 157
12/7 800 11 15 17 94 89 14 18 133 0 0 0 23 32 27 160
12/7 700 11 14 18 93 89 16 19 126 0 0 0 24 33 27 160
12/7 600 11 15 17 93 89 16 19 131 0 0 0 23 34 27 159
12/7 500 11 14 18 91 89 19 23 124 0 0 0 23 33 27 158

12/7 400 11 14 19 87 90 20 26 119 0 0 0 23 34 24 156
12/7 300 13 14 20 86 82 22 25 117 0 0 0 23 34 27 159
12/7 200 13 14 19 88 81 22 26 120 0 0 0 23 33 27 159
12/7 100 13 14 19 89 80 21 24 121 0 0 0 23 33 27 159
12/7 0 13 15 20 90 79 22 27 120 0 0 0 23 33 27 158
12/6 2300 14 15 20 88 78 21 25 122 0 0 0 23 33 27 158
12/6 2200 14 16 20 86 83 21 26 123 0 0 0 23 33 27 158
12/6 2100 13 16 21 85 87 20 23 122 0 0 0 23 33 27 158
12/6 2000 13 16 22 84 89 19 23 122 0 0 0 22 34 27 157
12/6 1900 13 17 23 81 89 18 23 122 0 0 0 22 33 27 157
12/6 1800 13 17 23 80 90 16 21 128 0 0 0 22 34 27 158
12/6 1700 13 17 24 78 90 16 19 134 0 0 0 23 35 27 158
12/6 1600 13 17 24 74 90 15 18 134 0 0 0 22 37 27 156
12/6 1500 15 19 25 71 90 13 16 138 0 0 0 22 38 27 156
12/6 1400 15 20 26 71 90 13 16 139 0 0 0 22 38 27 157
12/6 1300 15 20 26 68 90 12 16 139 0 0 0 22 36 27 157
12/6 1200 15 19 26 69 90 11 14 139 0 0 0 22 35 27 158
12/6 1100 14 19 26 67 90 11 14 139 0 0 0 23 34 27 158
12/6 1000 13 18 25 68 89 12 15 137 0 0 0 22 35 27 158
12/6 900 12 17 22 80 89 14 16 129 0 0 0 23 34 27 158
12/6 800 11 15 17 94 89 14 17 130 0 0 0 23 34 27 161
12/6 700 11 15 17 93 89 13 16 131 0 0 0 23 33 27 159
12/6 600 11 15 18 94 89 13 16 134 0 0 0 22 33 27 159
12/6 500 11 15 18 91 90 13 15 137 0 0 0 23 34 27 158

12/6 400 11 15 19 89 89 16 20 133 0 0 0 23 33 27 157
12/6 300 11 15 22 78 89 14 17 138 0 0 0 23 34 26 156
12/6 200 11 15 22 77 90 14 17 139 0 0 0 23 33 27 157
12/6 100 11 15 21 78 90 14 19 139 0 0 0 23 33 28 157
12/6 0 11 15 22 75 90 16 22 134 0 0 0 23 33 27 156
12/5 2300 11 15 22 76 89 18 23 131 0 0 0 23 34 27 155
12/5 2200 11 15 22 78 90 19 24 125 0 0 0 23 33 27 154
12/5 2100 12 15 22 79 87 22 27 120 0 0 0 23 33 27 153
12/5 2000 14 16 22 80 80 23 27 115 0 0 0 23 32 27 153
12/5 1900 14 17 23 81 81 22 25 116 0 0 0 23 33 27 153
12/5 1800 15 17 23 83 82 20 23 115 0 0 0 23 33 27 154
12/5 1700 15 18 24 83 88 17 21 117 0 0 0 23 32 27 152
12/5 1600 15 19 26 78 92 14 18 129 0 0 0 23 34 27 150
12/5 1500 16 20 26 77 91 12 14 132 0 0 0 23 34 27 149
12/5 1400 17 21 27 73 90 11 14 130 0 0 0 23 33 27 150
12/5 1300 17 21 27 76 90 12 13 129 0 0 0 23 31 27 150
12/5 1200 17 21 27 74 91 14 18 126 0 0 0 23 31 26 151
12/5 1100 16 19 27 76 87 19 25 112 0 0 0 23 29 28 151
12/5 1000 17 19 25 79 80 22 27 110 0 0 0 23 29 27 150
12/5 900 18 17 21 92 66 24 27 106 0 0 0 23 30 27 148
12/5 800 19 17 22 90 57 23 28 103 0 0 0 23 30 27 152
12/5 700 15 16 22 88 88 21 24 106 0 0 0 23 30 27 153
12/5 600 13 17 22 92 90 20 24 109 0 0 0 23 31 28 152
12/5 500 13 17 23 89 91 22 25 106 0 0 0 23 30 27 150

12/5 400 14 17 23 88 93 20 23 113 0 0 0 23 30 27 147
12/5 300 14 17 23 88 92 17 21 99 0 0 0 23 30 27 144
12/5 200 16 17 23 88 84 19 21 109 0 0 0 23 29 27 144
12/5 100 19 17 24 86 61 16 21 102 0 0 0 23 30 25 144
12/5 0 20 18 24 87 55 16 22 104 0 0 0 23 30 24 142
12/4 2300 23 18 23 92 45 14 15 92 0 0 0 23 30 27 141
12/4 2200 22 18 24 91 42 12 19 103 0 0 0 23 30 27 142
12/4 2100 21 18 25 87 55 0 0 107 0 0 0 23 30 27 143
12/4 2000 22 19 25 88 50 0 0 105 0 0 0 23 30 27 143
12/4 1900 20 18 25 87 62 0 0 107 0 0 0 22 30 27 143
12/4 1800 20 19 25 87 68 0 0 109 0 0 0 22 29 28 145
12/4 1700 20 20 26 86 75 0 0 103 0 0 0 21 29 27 146
12/4 1600 19 20 27 85 83 0 0 101 0 0 0 22 31 28 144
12/4 1500 19 21 27 83 90 0 0 118 0 0 0 22 32 28 144
12/4 1400 19 22 28 81 91 0 0 121 0 0 0 22 30 28 143
12/4 1300 20 24 29 79 89 0 0 131 0 0 0 23 29 27 145
12/4 1200 20 23 29 79 91 0 0 130 0 0 0 23 29 27 147
12/4 1100 19 22 29 80 92 0 0 134 0 0 0 23 29 26 148
12/4 1000 19 21 27 86 92 0 0 128 0 0 0 23 29 27 148
12/4 900 17 21 25 90 91 0 0 135 0 0 0 24 28 27 147
12/4 800 16 19 23 94 91 0 0 133 0 0 0 23 27 28 151
12/4 700 16 19 23 92 91 0 0 138 0 0 0 23 28 28 150
12/4 600 16 20 24 89 91 0 0 138 0 0 0 22 28 28 148
12/4 500 16 20 25 88 91 0 0 143 0 0 0 22 28 28 146

12/4 400 16 20 26 83 92 0 0 151 0 0 0 23 27 28 146
12/4 300 16 20 26 88 92 0 0 150 0 0 0 23 28 28 143
12/4 200 17 21 26 87 92 0 0 146 0 0 0 23 27 27 142
12/4 100 17 21 26 91 92 0 0 147 0 0 0 24 27 28 139
12/4 0 17 21 26 92 92 0 0 142 0 0 0 24 27 27 138
12/3 2300 17 22 26 91 92 0 0 143 0 0 0 24 26 28 137
12/3 2200 18 21 26 95 92 0 0 152 0 0 0 23 25 27 137
12/3 2100 18 22 27 91 93 0 0 143 0 0 0 23 25 28 137
12/3 2000 18 22 27 93 94 0 0 135 0 0 0 23 25 28 137
12/3 1900 19 23 27 96 93 0 0 134 0 0 0 24 25 28 135
12/3 1800 19 23 28 95 94 0 0 138 0 0 0 23 25 28 134
12/3 1700 19 23 28 95 95 0 0 140 0 0 0 24 26 28 132
12/3 1600 19 23 29 93 93 0 0 147 0 0 0 23 29 28 131
12/3 1500 20 24 30 91 95 0 0 157 0 0 0 22 29 28 129
12/3 1400 21 25 31 87 94 0 0 165 0 0 0 22 29 28 126
12/3 1300 22 26 31 91 93 0 0 168 0 0 0 22 28 27 130
12/3 1200 21 25 30 93 94 0 0 158 0 0 0 21 27 28 142
12/3 1100 22 25 28 95 93 0 0 147 0 0 0 21 25 28 143
12/3 1000 23 23 27 93 93 0 0 140 0 0 0 23 25 27 144
12/3 900 22 23 26 93 89 0 0 129 0 0 0 23 28 28 143
12/3 800 20 22 24 94 90 0 0 132 0 0 0 23 27 28 146
12/3 700 20 21 23 95 88 0 0 139 0 0 0 23 26 28 146
12/3 600 20 21 24 94 87 0 0 158 0 0 0 24 26 27 147
12/3 500 21 21 25 94 90 0 0 204 0 0 0 23 27 28 147

12/3 400 22 24 94 0 0 0 24 27 28
12/3 300 21 21 26 93 88 0 0 211 0 0 0 24 26 28 145
12/3 200 20 23 27 94 90 0 0 201 0 0 0 23 25 28 144
12/3 100 21 22 27 95 89 0 0 196 0 0 0 24 27 28 144
12/3 0 21 22 27 95 89 0 0 179 0 0 0 24 26 28 143
12/2 2300 21 22 27 95 87 0 0 167 0 0 0 24 26 28 144
12/2 2200 21 22 27 94 89 0 0 176 0 0 0 24 26 28 142
12/2 2100 21 23 27 94 90 0 0 180 0 0 0 24 27 28 142
12/2 2000 22 25 29 96 91 0 0 202 0 0 0 24 28 28 142
12/2 1900 22 26 31 97 91 0 0 215 0 0 0 24 25 28 141
12/2 1800 22 26 32 100 92 0 0 224 0 0 0 23 27 28 141
12/2 1700 23 27 32 99 93 0 0 225 0 0 0 23 26 28 141
12/2 1600 23 27 33 98 92 0 0 232 0 0 0 24 27 28 142
12/2 1500 24 29 34 97 91 0 0 213 0 0 0 23 29 28 140
12/2 1400 25 29 35 93 92 0 0 213 0 0 0 24 28 27 142
12/2 1300 25 29 34 95 93 0 0 208 0 0 0 24 28 28 144
12/2 1200 25 31 34 94 91 0 0 205 0 0 0 24 28 283 147
12/2 1100 23 30 34 93 94 0 0 208 0 0 0 24 27 27 153
12/2 1000 22 28 32 96 95 0 0 312 0 0 0 24 27 283 144
12/2 900 22 26 31 97 94 0 0 289 0 0 0 24 26 283 144
12/2 800 22 26 30 98 94 0 0 285 0 0 0 25 27 283 146
12/2 700 21 26 29 98 94 0 0 259 0 0 0 25 27 283 144
12/2 600 22 25 27 98 94 0 0 353 0 0 0 25 27 283 143
12/2 500 22 25 28 97 93 0 0 332 0 0 0 25 27 28 142

12/2 400 22 27 29 98 94 0 0 272 0 .1 0 25 27 283 141
12/2 300 23 27 30 98 94 0 0 249 0 .1 0 25 27 283 141
12/2 200 23 27 30 98 94 0 0 250 0 .1 0 25 26 283 141
12/2 100 23 28 31 98 94 0 0 241 0 .1 0 25 26 283 140
12/2 0 23 28 32 99 94 0 0 260 0 .1 0 24 27 28 140
12/1 2300 24 28 32 99 94 0 0 300 0 .1 0 24 26 28 140
12/1 2200 24 28 31 98 97 0 0 293 0 .1 0 23 25 283 140
12/1 2100 24 28 32 99 95 0 0 299 0 .1 0 23 27 28 139
12/1 2000 25 29 32 99 95 0 0 309 0 .1 0 24 27 283 140
12/1 1900 25 29 32 99 95 0 0 288 .01 .1 0 23 27 283 138
12/1 1800 25 29 32 99 94 0 0 268 .02 .09 0 24 26 28 139
12/1 1700 25 30 32 99 95 0 0 280 .01 .07 0 23 26 28 139
12/1 1600 25 31 32 99 95 0 0 283 0 .06 0 22 27 28 138
12/1 1500 26 31 33 97 95 0 0 295 0 .06 0 22 27 283 138
12/1 1400 26 32 33 96 94 0 0 300 0 .06 0 23 27 283 139
12/1 1300 25 32 33 97 94 0 0 294 .01 .06 0 23 26 283 140
12/1 1200 25 32 33 96 94 0 0 310 0 .05 0 23 27 27 140
12/1 1100 25 31 33 97 93 0 0 305 .01 .05 0 23 26 28 140
12/1 1000 25 30 33 98 94 0 0 315 .02 .04 0 24 26 28 142
12/1 900 24 29 32 99 94 0 0 320 .01 .02 0 23 26 283 143
12/1 800 23 28 32 99 94 0 0 337 .01 .01 2 23 26 283 143
12/1 700 23 28 30 99 93 0 0 324 0 0 2 22 26 26 143
12/1 600 23 29 31 99 94 0 0 298 0 0 1 22 26 27 142
12/1 500 23 29 32 99 93 0 0 260 0 0 2 21 26 27 141

MM/DD Hour
PST
Temp
F
5470'
Temp
F
4350'
Temp
F
3100'
RH
%
3100'
RH
%
5470'
Wind
Avg
5520'
Wind
Max
5520'
Wind
Dir.
5520'
Hour
Prec.
3100'
Total
Prec.
3100'
24 Hr
Snow
3100'
Total
Snow
3100'
24 Hr
Snow
4350'
Total
Snow
4350'
Inter
Snow
5470'