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11-23-2017
Northwest Avalanche Center
White Pass Ski Area, Washington
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'

11/23 2300 28 34 99 90 18 34 69 265 .04 2.28 24
11/23 2200 28 34 99 89 25 44 78 267 .03 2.24 24
11/23 2100 28 34 99 90 20 39 59 272 .03 2.21 23
11/23 2000 28 34 99 89 27 45 68 268 .01 2.18 23
11/23 1900 29 34 99 90 21 42 66 271 .01 2.17 23
11/23 1800 29 35 99 83 23 43 69 269 .02 2.16 22
11/23 1700 30 36 99 83 25 45 76 272 .03 2.14 22
11/23 1600 32 37 100 90 26 47 76 269 .06 2.11 22
11/23 1500 34 39 99 88 21 45 85 263 .06 2.05 23
11/23 1400 35 41 99 87 18 46 89 268 .05 1.99 22
11/23 1300 36 42 98 88 21 43 68 269 .21 1.94 23
11/23 1200 37 43 99 87 16 41 73 266 .33 1.73 23
11/23 1100 38 44 99 86 15 36 81 261 .21 1.4 23
11/23 1000 39 45 98 85 21 47 91 240 .03 1.19 23
11/23 900 39 44 97 88 16 42 75 246 .15 1.16 23
11/23 800 38 44 99 88 20 41 88 256 .17 1.01 23
11/23 700 40 46 98 85 20 45 78 251 .01 .84 23
11/23 600 41 46 99 89 15 42 76 254 .06 .83 24
11/23 500 40 46 99 89 14 35 74 265 .15 .77 24

11/23 400 41 47 99 87 20 39 63 267 .26 .95 24
11/23 300 42 47 99 89 15 35 68 258 .12 .69 25
11/23 200 42 48 99 86 12 34 66 262 .17 .57 25
11/23 100 43 49 96 84 23 47 90 255 .07 .4 25
11/23 0 45 49 87 83 28 50 88 241 0 .33 26
11/22 2300 44 48 91 85 18 42 81 246 .01 .33 26
11/22 2200 44 43 97 90 16 32 55 248 .03 .32 26
11/22 2100 43 47 97 88 20 35 63 256 0 .29 27
11/22 2000 43 46 94 88 23 43 73 248 0 .29 27
11/22 1900 43 46 95 87 23 39 69 249 .01 .29 27
11/22 1800 43 43 97 93 16 33 58 258 0 .28 26
11/22 1700 43 42 98 93 8 22 50 251 .02 .28 27
11/22 1600 43 43 99 90 11 28 50 253 0 .26 27
11/22 1500 44 45 98 88 16 31 53 257 .02 .26 27
11/22 1400 44 46 96 91 16 33 55 255 .01 .24 27
11/22 1300 45 47 99 91 16 33 67 252 .03 .23 27
11/22 1200 44 46 97 91 5 33 66 241 .02 .2 27
11/22 1100 45 44 98 91 9 25 52 243 .04 .18 248
11/22 1000 45 42 98 92 13 26 48 252 .01 .14 27
11/22 900 44 42 100 93 9 20 49 260 .01 .13 27
11/22 800 43 42 99 94 12 22 34 261 .06 .12 27
11/22 700 43 43 100 92 16 27 47 256 .03 .06 28
11/22 600 43 41 99 92 13 24 46 256 .02 .03 28
11/22 500 43 43 99 90 12 28 57 259 .01 .01 28

11/22 400 43 44 100 91 18 31 50 260 0 1.54 29
11/22 300 43 46 99 93 15 28 49 257 .01 1.54 29
11/22 200 43 46 99 92 18 31 52 255 .04 1.53 29
11/22 100 43 45 99 92 20 34 65 253 .03 1.49 29
11/22 0 43 47 98 92 19 39 56 253 .03 1.46 31
11/21 2300 43 47 99 90 28 46 76 253 0 1.43 32
11/21 2200 43 47 97 90 33 53 83 252 0 1.43 33
11/21 2100 43 48 97 89 30 52 95 244 .06 1.43 33
11/21 2000 43 48 98 87 23 50 79 246 .07 1.37 34
11/21 1900 43 48 98 86 28 51 85 243 .06 1.3 34
11/21 1800 43 46 97 92 28 50 95 243 .09 1.24 35
11/21 1700 42 45 98 91 31 55 85 241 .09 1.15 34
11/21 1600 42 46 98 91 20 46 83 240 .11 1.06 36
11/21 1500 43 37 95 89 17 41 78 232 .11 .95 37
11/21 1400 42 33 95 93 18 38 67 242 .14 .84 37
11/21 1300 42 34 96 94 12 36 67 242 .12 .7 38
11/21 1200 43 34 95 92 5 26 55 235 .13 .58 37
11/21 1100 43 33 95 91 6 22 46 228 .08 .45 38
11/21 1000 42 34 95 91 7 21 49 221 .07 .37 37
11/21 900 42 33 97 91 4 17 47 203 .07 .3 36
11/21 800 41 34 96 91 5 20 57 230 .08 .23 36
11/21 700 40 33 96 90 8 20 39 230 .08 .15 248
11/21 600 40 32 99 87 6 15 32 205 .05 .07 36
11/21 500 37 31 97 92 6 15 30 198 .02 .02 38

11/21 400 38 31 99 89 4 13 23 222 .03 .86 40
11/21 300 33 30 95 89 6 12 24 231 0 .83 40
11/21 200 30 29 91 90 11 17 26 228 0 .83 40
11/21 100 27 27 91 89 8 14 23 230 0 .83 40
11/21 0 24 28 93 86 8 16 29 253 0 .83 40
11/20 2300 22 28 96 86 11 19 28 252 0 .83 40
11/20 2200 22 29 96 89 8 14 20 255 0 .83 40
11/20 2100 24 29 96 89 8 16 25 262 .01 .83 41
11/20 2000 25 32 97 88 15 25 41 256 0 .82 41
11/20 1900 26 32 98 91 20 30 47 262 0 .82 41
11/20 1800 27 33 98 90 21 35 49 270 .02 .82 40
11/20 1700 28 33 99 91 25 35 47 268 .01 .8 39
11/20 1600 27 33 99 89 16 33 56 265 0 .79 40
11/20 1500 29 34 98 88 17 29 48 266 .01 .79 38
11/20 1400 30 35 98 87 16 30 45 270 0 .78 40
11/20 1300 30 34 98 88 19 30 51 270 .02 .78 38
11/20 1200 31 35 99 88 20 32 49 269 .07 .76 41
11/20 1100 32 35 100 89 17 27 47 267 .03 .69 41
11/20 1000 33 37 99 88 17 28 43 269 .08 .66 41
11/20 900 34 36 98 93 9 27 56 244 .14 .58 42
11/20 800 34 35 98 93 6 19 47 228 .09 .44 42
11/20 700 34 35 99 92 6 24 52 237 .11 .35 42
11/20 600 34 35 99 92 18 36 62 241 .13 .24 43
11/20 500 34 34 99 92 13 28 50 238 .11 .11 43

11/20 400 33 34 100 92 19 33 49 241 .12 1.13 44
11/20 300 33 34 100 92 18 31 54 240 .14 1.01 44
11/20 200 33 33 99 92 17 31 50 247 .23 .87 45
11/20 100 32 32 99 92 16 35 57 245 .12 .64 43
11/20 0 32 33 99 91 16 28 46 255 .1 .52 43
11/19 2300 30 33 99 92 18 32 63 255 .11 .42 43
11/19 2200 31 32 99 92 13 32 63 254 .06 .31 248
11/19 2100 29 32 99 91 19 38 76 247 .11 .25 42
11/19 2000 28 31 98 93 14 33 61 256 .09 .14 39
11/19 1900 25 30 97 90 13 28 45 264 .05 .05 38
11/19 1800 26 34 74 61 14 31 49 260 0 0 37
11/19 1700 27 34 63 45 13 27 55 262 0 0 37
11/19 1600 28 36 63 46 19 34 54 257 0 0 37
11/19 1500 30 39 57 40 20 38 77 257 0 0 38
11/19 1400 29 40 57 43 13 28 47 263 0 0 37
11/19 1300 29 39 57 43 10 26 51 265 0 0 37
11/19 1200 29 35 66 67 4 16 36 265 0 0 37
11/19 1100 30 32 65 64 4 11 24 272 0 0 37
11/19 1000 27 30 73 80 8 14 28 247 0 0 37
11/19 900 24 26 81 88 9 16 28 250 0 0 37
11/19 800 22 23 84 89 8 19 28 240 0 0 38
11/19 700 21 23 85 89 20 28 41 236 0 0 38
11/19 600 22 24 83 86 23 34 45 248 0 0 38
11/19 500 22 24 84 84 25 35 47 249 0 0 38

11/19 400 22 22 80 86 23 31 44 256 0 .1 38
11/19 300 21 23 86 86 24 32 40 256 0 .1 38
11/19 200 22 25 87 88 28 37 47 257 0 .1 38
11/19 100 21 24 89 86 14 27 37 254 0 .1 39
11/19 0 24 26 84 86 12 23 32 249 0 .1 38
11/18 2300 23 27 91 85 15 25 35 253 0 .1 39
11/18 2200 22 27 93 84 14 24 35 257 0 .1 39
11/18 2100 23 28 89 87 14 24 39 257 0 .1 39
11/18 2000 24 29 89 87 11 20 37 254 0 .1 39
11/18 1900 24 28 91 90 5 10 16 254 0 .1 39
11/18 1800 25 29 95 88 6 11 16 261 0 .1 39
11/18 1700 26 32 95 78 8 11 17 254 0 .1 39
11/18 1600 29 36 92 67 5 12 19 224 0 .1 39
11/18 1500 32 43 94 53 2 7 13 233 0 .1 39
11/18 1400 33 42 94 55 0 2 8 208 0 .1 39
11/18 1300 34 42 93 55 0 4 10 153 .01 .1 39
11/18 1200 35 39 88 63 1 4 7 112 0 .09 39
11/18 1100 33 36 93 70 4 7 9 95 0 .09 39
11/18 1000 26 33 96 79 6 9 13 92 .01 .09 40
11/18 900 26 31 95 83 0 4 8 106 0 .08 40
11/18 800 23 27 95 86 0 4 9 186 .01 .08 41
11/18 700 22 26 95 86 4 8 13 229 .01 .07 41
11/18 600 22 27 96 89 6 10 20 253 .01 .06 41
11/18 500 24 29 96 86 8 16 25 250 .05 .05 41

11/18 400 24 31 96 86 9 17 27 252 .02 .27 41
11/18 300 24 30 97 89 10 26 40 256 .01 .25 41
11/18 200 25 30 96 91 16 27 44 247 .01 .24 41
11/18 100 24 30 97 91 15 27 43 247 .01 .23 42
11/18 0 24 30 97 91 13 27 40 252 0 .22 42
11/17 2300 24 30 97 91 13 23 37 254 .01 .22 42
11/17 2200 24 30 97 86 11 25 44 263 0 .21 42
11/17 2100 24 29 97 88 13 27 41 265 .01 .21 42
11/17 2000 23 30 97 84 13 28 46 267 .01 .2 42
11/17 1900 23 29 96 86 17 29 50 265 .03 .19 42
11/17 1800 23 29 97 90 19 32 46 262 .02 .16 42
11/17 1700 23 29 96 90 20 34 52 255 .01 .14 42
11/17 1600 23 29 96 87 22 40 67 266 0 .13 42
11/17 1500 23 29 96 86 24 39 64 263 .01 .13 42
11/17 1400 23 29 96 86 23 40 64 261 .01 .12 42
11/17 1300 23 30 96 85 20 39 59 267 .01 .11 42
11/17 1200 22 28 96 87 25 43 65 265 .01 .1 42
11/17 1100 23 28 95 86 19 37 56 265 .01 .09 42
11/17 1000 22 28 95 86 17 37 62 259 .01 .08 42
11/17 900 22 28 96 88 16 28 41 262 .03 .07 42
11/17 800 21 27 96 89 18 40 59 267 .01 .04 248
11/17 700 21 27 96 88 22 37 59 269 0 .03 42
11/17 600 21 27 96 88 16 32 51 265 .01 .03 42
11/17 500 22 28 96 90 18 30 49 269 .02 .02 42

11/17 400 22 27 96 93 16 26 37 269 .03 .46 42
11/17 300 21 27 96 85 17 29 46 265 0 .43 41
11/17 200 22 27 96 88 18 29 43 267 .02 .43 42
11/17 100 23 28 97 90 13 27 42 266 .02 .41 248
11/17 0 23 28 96 92 13 26 44 252 .05 .39 41
11/16 2300 22 28 96 90 16 25 39 257 .02 .34 248
11/16 2200 24 29 97 92 14 24 35 265 .06 .32 248
11/16 2100 24 29 97 89 13 23 34 261 .02 .26 39
11/16 2000 24 30 97 90 11 20 30 261 .03 .24 39
11/16 1900 24 30 96 90 10 20 32 259 .04 .21 39
11/16 1800 24 30 96 92 11 22 34 256 .02 .17 38
11/16 1700 24 31 96 87 8 14 28 261 .01 .15 37
11/16 1600 25 31 96 84 8 17 35 267 0 .14 37
11/16 1500 26 33 95 83 9 18 32 258 .01 .14 34
11/16 1400 26 32 95 82 13 22 32 260 0 .13 37
11/16 1300 26 34 95 78 13 22 38 268 .02 .13 37
11/16 1200 27 33 95 84 13 24 40 260 .01 .11 36
11/16 1100 27 33 94 82 11 23 40 246 0 .1 36
11/16 1000 28 33 92 81 7 15 34 262 .03 .1 37
11/16 900 26 33 95 79 10 21 42 263 .05 .07 37
11/16 800 24 31 96 86 14 24 44 254 0 .02 37
11/16 700 24 29 97 92 15 28 46 247 .02 .02 37
11/16 600 24 29 97 90 16 33 59 245 0 0 37
11/16 500 23 29 96 87 20 35 56 255 0 0 37

11/16 400 23 29 97 88 20 31 45 253 .01 .67 37
11/16 300 23 29 96 92 15 29 47 254 .01 .66 37
11/16 200 24 29 96 91 12 22 43 254 .01 .65 35
11/16 100 24 29 96 91 16 22 32 257 .01 .64 36
11/16 0 24 30 96 88 8 17 28 263 .01 .63 36
11/15 2300 24 30 97 90 7 14 23 274 .01 .62 36
11/15 2200 24 30 96 91 6 14 23 255 .01 .61 36
11/15 2100 24 30 96 90 3 10 30 244 0 .6 36
11/15 2000 24 30 96 89 0 9 25 245 .01 .6 36
11/15 1900 25 30 96 90 8 24 42 226 .01 .59 36
11/15 1800 25 30 97 90 1 11 22 245 .04 .58 248
11/15 1700 25 31 97 88 2 10 20 258 .04 .54 248
11/15 1600 25 30 97 90 7 17 34 270 .06 .5 35
11/15 1500 27 33 97 91 6 12 23 268 .05 .44 33
11/15 1400 27 33 97 90 6 14 21 270 .06 .39 33
11/15 1300 28 33 97 90 13 23 42 264 .07 .33 32
11/15 1200 29 34 97 87 6 20 35 250 .05 .26 248
11/15 1100 29 35 97 87 6 16 32 241 .05 .21 30
11/15 1000 30 35 97 87 8 20 45 236 .03 .16 30
11/15 900 29 35 96 87 6 16 45 237 .05 .13 30
11/15 800 29 34 97 89 8 17 41 230 .04 .08 30
11/15 700 29 34 97 90 9 21 47 214 .03 .04 30
11/15 600 29 36 95 79 16 30 52 203 .01 .01 29
11/15 500 29 36 95 80 13 32 55 206 0 0 29

11/15 400 30 36 93 79 12 30 61 203 0 .04 29
11/15 300 30 35 90 78 4 21 48 195 0 .04 29
11/15 200 29 34 95 80 1 19 44 188 0 .04 29
11/15 100 29 34 93 80 3 18 42 202 0 .04 29
11/15 0 28 33 96 82 4 9 23 135 0 .04 29
11/14 2300 28 34 93 84 3 8 17 127 0 .04 29
11/14 2200 27 34 96 84 0 7 17 116 0 .04 29
11/14 2100 27 34 96 83 6 10 18 95 0 .04 29
11/14 2000 27 33 96 85 2 9 19 121 0 .04 29
11/14 1900 27 33 95 82 1 9 16 142 0 .04 30
11/14 1800 27 33 94 80 2 10 25 175 0 .04 30
11/14 1700 27 34 92 68 5 13 25 189 0 .04 30
11/14 1600 27 35 95 70 5 14 31 202 0 .04 30
11/14 1500 27 35 95 71 6 14 28 188 0 .04 30
11/14 1400 28 37 95 69 1 8 20 196 .01 .04 30
11/14 1300 29 38 95 73 2 12 45 217 0 .03 30
11/14 1200 29 38 96 71 1 12 40 213 0 .03 30
11/14 1100 29 37 96 71 4 10 31 229 0 .03 30
11/14 1000 28 35 96 76 4 14 32 244 .01 .03 30
11/14 900 27 34 96 77 4 11 22 262 0 .02 30
11/14 800 25 30 97 87 2 10 32 243 0 .02 30
11/14 700 25 31 97 86 4 14 34 262 .01 .02 31
11/14 600 25 32 97 83 9 26 57 260 .01 .01 31
11/14 500 25 31 97 88 23 39 63 255 0 0 31

11/13 400 31 36 98 91 4 20 44 205 .09 .24 248
11/13 300 32 35 96 93 7 14 30 144 .03 .15 25
11/13 200 33 35 96 94 4 14 40 144 .01 .12 25
11/13 100 34 35 92 95 5 17 57 167 .01 .11 26
11/13 0 33 34 97 96 7 14 24 137 .02 .1 23
11/12 2300 32 34 98 96 7 15 28 127 .02 .08 25
11/12 2200 32 34 98 96 7 13 28 134 .03 .06 24
11/12 2100 32 33 97 97 11 17 27 111 0 .03 25
11/12 2000 32 33 98 97 11 16 24 114 0 .03 25
11/12 1900 32 33 97 96 8 12 17 134 0 .03 25
11/12 1800 33 34 94 95 3 10 23 185 0 .03 25
11/12 1700 33 35 94 92 0 6 17 172 0 .03 25
11/12 1600 33 36 96 90 0 4 8 184 0 .03 25
11/12 1500 34 37 94 87 1 8 14 222 0 .03 25
11/12 1400 34 38 94 86 1 11 21 216 0 .03 25
11/12 1300 34 38 95 85 3 15 30 206 .01 .03 25
11/12 1200 34 39 95 85 10 17 27 212 0 .02 25
11/12 1100 34 40 94 81 8 18 30 214 0 .02 25
11/12 1000 34 36 94 89 4 12 23 205 .01 .02 25
11/12 900 33 35 95 89 4 13 25 200 .01 .01 26
11/12 800 33 35 95 90 8 16 27 200 0 0 26
11/12 700 32 34 97 92 5 15 28 205 0 0 25
11/12 600 32 34 96 91 9 16 28 217 0 0 26
11/12 500 32 34 97 91 11 20 30 232 0 0 25

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'