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1-23-2019
Northwest Avalanche Center
White Pass Ski Area, Washington

New base station installation planned winter 2019
MM/DD Hour
PST
Temp
F
5800'
Temp
F
4470'
RH
%
5800'
RH
%
4470'
Wind
Min
5970'
Wind
Avg
5970'
Wind
Max
5970'
Wind
Dir
5970'
Hour
Prec.
5800'
Total
Prec.
5800'
Total
Snow
5800'

1/23 300 32 100 35 65 113 252 0 .84 84
1/23 200 32 100 20 46 109 254 .02 .84 84
1/23 100 32 100 26 50 78 256 .03 .82 84
1/23 0 32 100 28 48 76 252 .05 .79 84
1/22 2300 30 100 22 37 67 259 .06 .74 84
1/22 2200 31 100 22 53 87 250 .05 .68 83
1/22 2100 31 100 25 46 85 249 .06 .63 83
1/22 2000 30 99 25 42 85 252 .05 .57 82
1/22 1900 29 99 16 30 54 259 .04 .52 82
1/22 1800 28 99 18 32 51 254 .07 .48 82
1/22 1700 28 99 21 30 44 260 .08 .41 81
1/22 1600 27 98 17 26 42 259 .08 .33 80
1/22 1500 28 98 15 22 32 254 .08 .25 79
1/22 1400 28 97 13 20 28 254 .07 .17 77
1/22 1300 28 96 16 26 43 253 .05 .1 77
1/22 1200 29 95 20 32 48 250 0 .05 76
1/22 1100 28 94 9 21 40 255 .01 .05 76
1/22 1000 25 95 6 11 21 266 .04 .04 76
1/22 900 24 96 14 22 32 247 0 0 76
1/22 800 22 96 8 16 31 258 0 0 76
1/22 700 21 93 11 21 37 250 0 0 76
1/22 600 20 94 12 21 28 252 0 0 76
1/22 500 20 93 16 26 37 251 0 0 76

1/22 400 20 91 12 23 35 254 0 0 76
1/22 300 19 91 17 24 34 258 0 0 76
1/22 200 20 95 11 19 30 257 0 0 76
1/22 100 20 95 11 18 25 262 0 0 76
1/22 0 20 95 14 21 28 260 0 0 76
1/21 2300 19 94 12 20 25 262 0 0 76
1/21 2200 19 95 16 22 28 260 0 0 76
1/21 2100 19 96 15 22 28 263 0 0 77
1/21 2000 19 95 14 21 27 262 0 0 77
1/21 1900 19 95 16 22 31 262 0 0 77
1/21 1800 19 95 16 25 33 266 0 0 77
1/21 1700 19 95 20 31 42 266 0 0 77
1/21 1600 21 93 17 25 33 260 0 0 76
1/21 1500 22 94 12 22 35 264 0 0 76
1/21 1400 22 92 13 24 33 262 0 0 76
1/21 1300 21 94 13 23 30 266 0 0 76
1/21 1200 24 87 11 20 31 265 0 0 76
1/21 1100 21 93 11 19 28 267 0 0 77
1/21 1000 20 94 12 20 30 270 0 0 77
1/21 900 18 95 8 18 25 276 0 0 77
1/21 800 18 95 8 17 30 274 0 0 77
1/21 700 18 96 15 25 32 270 0 0 77
1/21 600 18 96 13 20 27 271 0 0 77
1/21 500 18 94 10 18 25 279 0 0 77

1/21 400 19 96 8 15 23 279 0 .29 77
1/21 300 19 96 11 17 25 269 0 .29 77
1/21 200 20 97 12 19 26 266 0 .29 77
1/21 100 20 96 11 15 20 264 0 .29 77
1/21 0 20 95 13 17 28 262 0 .29 77
1/20 2300 20 97 9 14 18 262 0 .29 77
1/20 2200 20 95 7 11 15 270 0 .29 78
1/20 2100 20 94 6 11 16 282 0 .29 77
1/20 2000 22 95 6 11 16 275 0 .29 77
1/20 1900 23 96 8 14 19 267 0 .29 78
1/20 1800 23 97 9 13 16 267 0 .29 78
1/20 1700 23 96 10 14 19 264 0 .29 78
1/20 1600 25 95 5 10 16 280 0 .29 78
1/20 1500 25 92 2 7 15 296 0 .29 78
1/20 1400 26 90 0 3 6 245 0 .29 78
1/20 1300 25 94 0 4 13 103 .03 .29 78
1/20 1200 25 94 0 2 6 54 .05 .26 77
1/20 1100 24 96 0 2 6 65 .03 .21 76
1/20 1000 25 95 2 5 11 65 .05 .18 76
1/20 900 24 96 5 9 16 90 .05 .13 76
1/20 800 24 96 9 15 20 80 .04 .08 76
1/20 700 24 97 14 17 23 83 .03 .04 75
1/20 600 24 97 13 17 20 84 .01 .01 75
1/20 500 24 97 14 18 23 90 0 0 74

1/20 400 24 96 12 14 18 92 0 .3 75
1/20 300 24 95 6 12 17 92 0 .3 75
1/20 200 25 96 7 10 13 103 0 .3 75
1/20 100 24 94 1 6 10 114 0 .3 75
1/20 0 24 95 0 3 5 209 0 .3 75
1/19 2300 25 96 0 4 8 263 0 .3 75
1/19 2200 25 96 0 4 11 210 0 .3 75
1/19 2100 25 97 6 17 27 252 0 .3 75
1/19 2000 25 97 13 20 28 250 0 .3 75
1/19 1900 25 96 11 18 28 255 0 .3 75
1/19 1800 26 98 8 16 29 260 0 .3 76
1/19 1700 26 97 11 19 31 260 0 .3 76
1/19 1600 26 98 13 27 46 261 0 .3 76
1/19 1500 27 97 16 29 42 260 0 .3 75
1/19 1400 27 97 15 29 45 256 0 .3 76
1/19 1300 27 98 16 27 38 261 0 .3 76
1/19 1200 28 97 16 25 37 261 0 .3 76
1/19 1100 27 97 16 26 43 258 .01 .3 76
1/19 1000 28 98 14 23 33 258 .01 .29 76
1/19 900 28 99 13 24 36 265 .04 .28 76
1/19 800 29 99 16 30 48 263 .02 .24 76
1/19 700 30 99 13 24 43 261 .06 .22 76
1/19 600 31 99 13 29 49 261 .05 .16 76
1/19 500 32 100 14 28 49 265 .11 .11 76

1/19 400 32 99 11 24 52 254 .04 1.17 75
1/19 300 33 99 9 28 51 254 .01 1.13 75
1/19 200 34 99 13 26 44 246 .08 1.12 76
1/19 100 34 98 16 30 56 239 .08 1.04 76
1/19 0 33 98 10 24 52 235 .13 .96 76
1/18 2300 30 99 2 16 37 223 .14 .83 76
1/18 2200 31 99 4 11 26 161 .1 .69 76
1/18 2100 26 98 6 14 22 97 .12 .59 76
1/18 2000 27 98 10 15 20 91 .13 .47 75
1/18 1900 27 98 11 18 24 107 .09 .34 75
1/18 1800 27 98 10 17 26 119 .06 .25 74
1/18 1700 26 97 8 16 23 104 .07 .19 72
1/18 1600 26 97 6 13 20 101 .05 .12 72
1/18 1500 27 95 4 9 15 107 0 .07 71
1/18 1400 29 93 3 7 13 109 0 .07 71
1/18 1300 29 86 2 9 21 201 0 .07 71
1/18 1200 28 92 1 5 15 230 0 .07 71
1/18 1100 29 95 0 6 17 211 0 .07 71
1/18 1000 27 96 8 17 31 248 .01 .07 71
1/18 900 26 97 13 25 41 248 .01 .06 72
1/18 800 25 98 13 25 48 247 0 .05 72
1/18 700 25 98 11 19 31 260 .02 .05 72
1/18 600 25 98 11 19 35 260 .02 .03 72
1/18 500 25 98 13 28 58 263 .01 .01 71

1/18 400 25 98 25 38 55 266 .03 .26 71
1/18 300 26 98 19 31 51 266 .04 .23 70
1/18 200 27 99 13 24 40 265 .05 .19 71
1/18 100 27 98 13 30 58 261 .02 .14 70
1/18 0 27 98 16 34 55 258 0 .12 70
1/17 2300 28 97 21 32 53 257 .01 .12 70
1/17 2200 28 97 18 32 64 256 .01 .11 70
1/17 2100 28 96 18 30 52 258 0 .1 69
1/17 2000 28 97 16 29 49 253 0 .1 70
1/17 1900 28 97 11 24 41 258 .01 .1 70
1/17 1800 29 98 6 20 42 259 .02 .09 69
1/17 1700 29 96 2 14 28 248 .01 .07 67
1/17 1600 30 95 7 19 42 227 0 .06 69
1/17 1500 30 93 6 18 49 234 .01 .06 69
1/17 1400 31 90 5 16 39 221 0 .05 69
1/17 1300 31 92 4 19 43 216 0 .05 69
1/17 1200 31 91 4 19 37 220 .01 .05 69
1/17 1100 31 93 6 15 32 209 0 .04 68
1/17 1000 31 95 4 10 37 185 0 .04 68
1/17 900 29 97 5 9 12 142 0 .04 68
1/17 800 28 98 6 10 19 166 0 .04 69
1/17 700 27 97 8 13 21 146 .01 .04 69
1/17 600 22 96 11 17 23 98 .03 .03 69
1/17 500 22 96 11 18 27 102 0 0 69

1/17 400 21 96 18 22 29 98 0 .05 69
1/17 300 21 96 18 23 29 94 .01 .05 69
1/17 200 21 96 18 25 31 92 .01 .04 69
1/17 100 21 96 20 26 32 91 0 .03 69
1/17 0 21 96 21 27 34 90 .02 .03 69
1/16 2300 21 96 21 27 35 88 0 .01 68
1/16 2200 21 96 20 30 40 92 .01 .01 68
1/16 2100 21 97 30 37 48 91 0 0 68
1/16 2000 22 97 28 36 43 90 0 0 68
1/16 1900 22 97 27 36 47 91 0 0 68
1/16 1800 23 96 21 31 40 92 0 0 68
1/16 1700 25 98 19 26 35 94 0 0 68
1/16 1600 24 96 19 26 33 93 0 0 68
1/16 1500 26 95 14 22 32 97 0 0 68
1/16 1400 25 96 17 22 30 93 0 0 68
1/16 1300 25 95 16 20 25 96 0 0 68
1/16 1200 24 94 15 21 25 99 0 0 68
1/16 1100 23 96 17 22 28 96 0 0 68
1/16 1000 22 95 15 19 25 95 0 0 68
1/16 900 20 95 15 19 25 96 0 0 68
1/16 800 20 95 13 19 29 94 0 0 68
1/16 700 21 96 16 24 31 95 0 0 68
1/16 600 20 96 15 21 28 97 0 0 68
1/16 500 21 96 17 22 28 95 0 0 68

1/16 400 21 96 16 20 25 92 0 0 68
1/16 300 21 96 16 21 27 93 0 0 68
1/16 200 21 96 13 19 26 88 0 0 68
1/16 100 22 96 13 18 23 94 0 0 68
1/16 0 21 96 13 17 23 85 0 0 69
1/15 2300 22 96 15 20 25 97 0 0 69
1/15 2200 22 96 16 21 27 102 0 0 69
1/15 2100 22 96 14 18 23 105 0 0 69
1/15 2000 22 96 13 17 23 104 0 0 69
1/15 1900 20 96 13 18 23 101 0 0 69
1/15 1800 19 95 16 19 24 101 0 0 69
1/15 1700 19 94 13 19 24 96 0 0 69
1/15 1600 20 92 13 19 23 91 0 0 68
1/15 1500 25 84 8 16 25 91 0 0 68
1/15 1400 25 79 11 16 23 88 0 0 68
1/15 1300 26 75 13 16 22 90 0 0 68
1/15 1200 24 79 10 15 25 92 0 0 68
1/15 1100 22 82 16 23 30 90 0 0 68
1/15 1000 21 84 16 21 30 92 0 0 69
1/15 900 20 84 18 24 29 95 0 0 69
1/15 800 24 79 15 20 24 106 0 0 69
1/15 700 21 81 19 24 30 99 0 0 69
1/15 600 23 81 16 21 28 103 0 0 69
1/15 500 23 79 14 19 26 107 0 0 69

1/15 400 22 79 0 0 69
1/15 300 21 79 0 0 69
1/15 200 22 78 0 0 69
1/15 100 23 76 0 0 70
1/15 0 18 85 0 0 69
1/14 2300 18 84 0 0 70
1/14 2200 19 86 0 0 69
1/14 2100 18 89 0 0 69
1/14 2000 19 87 0 0 70
1/14 1900 20 87 0 0 70
1/14 1800 20 87 0 0 69
1/14 1700 22 83 0 0 70
1/14 1600 24 75 0 0 70
1/14 1500 25 76 0 0 69
1/14 1400 27 69 0 0 68
1/14 1300 27 69 0 0 68
1/14 1200 26 71 0 0 68
1/14 1100 25 76 0 0 69
1/14 1000 23 78 0 0 70
1/14 900 22 80 0 0 70
1/14 800 21 84 0 0 70
1/14 700 21 81 0 0 70
1/14 600 22 81 0 0 70
1/14 500 21 82 0 0 70

1/14 400 24 74 0 0 70
1/14 300 22 77 0 0 70
1/14 200 24 75 0 0 70
1/14 100 24 70 0 0 70
1/14 0 25 74 0 0 70
1/13 2300 25 75 0 0 70
1/13 2200 24 82 0 0 70
1/13 2100 23 84 0 0 70
1/13 2000 23 88 0 0 70
1/13 1900 24 85 0 0 70
1/13 1800 24 87 0 0 70
1/13 1700 26 86 0 0 70
1/13 1600 27 86 0 0 70
1/13 1500 27 89 0 0 70
1/13 1400 29 86 0 0 69
1/13 1300 28 86 0 0 69
1/13 1200 29 85 0 0 69
1/13 1100 27 90 0 0 70
1/13 1000 25 91 0 0 70
1/13 900 24 91 0 0 70
1/13 800 23 92 0 0 71
1/13 700 24 91 18 21 25 99 0 0 71
1/13 600 23 91 16 22 25 98 0 0 71
1/13 500 23 93 17 22 26 97 0 0 71

1/13 400 23 94 17 22 28 96 0 0 71
1/13 300 24 93 21 25 30 96 0 0 71
1/13 200 23 93 16 22 30 97 0 0 71
1/13 100 24 93 17 22 29 102 0 0 71
1/13 0 24 93 16 22 29 101 0 0 70
1/12 2300 23 96 18 23 28 95 0 0 71
1/12 2200 24 96 16 19 25 100 0 0 71
1/12 2100 24 96 15 18 23 98 0 0 71
1/12 2000 24 96 14 17 22 96 0 0 71
1/12 1900 24 97 13 17 21 98 0 0 71
1/12 1800 24 97 13 15 18 101 0 0 71
1/12 1700 25 97 13 17 22 97 0 0 70
1/12 1600 27 96 12 18 24 98 0 0 71
1/12 1500 28 95 14 18 23 97 0 0 71
1/12 1400 31 94 9 12 17 109 0 0 70
1/12 1300 33 91 11 14 18 115 0 0 69
1/12 1200 33 88 11 15 20 97 0 0 69
1/12 1100 29 95 13 16 20 102 0 0 71
1/12 1000 28 97 14 18 24 102 0 0 71
1/12 900 26 95 14 19 25 106 0 0 71
1/12 800 24 97 17 23 30 100 0 0 71
1/12 700 24 97 16 20 26 100 0 0 71
1/12 600 25 97 15 19 23 99 0 0 72
1/12 500 25 97 16 20 24 94 0 0 72

MM/DD Hour
PST
Temp
F
5800'
Temp
F
4470'
RH
%
5800'
RH
%
4470'
Wind
Min
5970'
Wind
Avg
5970'
Wind
Max
5970'
Wind
Dir
5970'
Hour
Prec.
5800'
Total
Prec.
5800'
Total
Snow
5800'