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9-22-2018
Northwest Avalanche Center
Washington Department of Transportation
Chinook Pass, Washington

Wind gages unheated and may rime
Communications restored September 7th!
MM/DD Hour
PST
Temp
F
6240'
Temp
F
5500'
RH
%
6240'
RH
%
5500'
Wind
Avg
6240'
Wind
Max
6240'
Wind
Dir
6240'
Equip
Temp
5500'
Hour
Prec.
5500'
Total
Prec.
5500'
Total
Snow
5500'

9/22 2200 33 35 99 100 8 18 209 35 .03 .78 3
9/22 2100 34 36 99 100 9 23 173 36 .03 .75 -0
9/22 2000 35 37 99 100 12 27 246 37 .14 .72 -0
9/22 1900 36 38 99 100 14 29 250 38 .18 .58 -0
9/22 1800 37 39 99 100 12 27 241 40 .01 .4 -5
9/22 1700 38 40 100 99 17 35 248 41 0 .39 -4
9/22 1600 39 42 98 99 15 27 242 43 .01 .39 -6
9/22 1500 40 43 99 98 19 30 242 45 .01 .38 -7
9/22 1400 41 44 99 98 22 31 248 48 .02 .37 -7
9/22 1300 40 44 98 98 22 39 241 46 .06 .35 -0
9/22 1200 40 43 99 98 16 28 241 46 .07 .29 -1
9/22 1100 39 42 99 98 13 27 259 44 .01 .22 0
9/22 1000 39 41 98 99 20 36 256 44 0 .21 -4
9/22 900 39 41 98 99 29 51 241 43 .01 .21 -5
9/22 800 39 41 99 100 31 42 222 41 .03 .2 -9
9/22 700 38 40 99 99 24 37 219 40 .06 .17 -4
9/22 600 38 40 98 98 18 38 231 40 0 .11 -4
9/22 500 38 39 97 96 23 44 234 38 0 .11 -5

9/22 400 38 39 89 97 36 51 228 38 0 .28 -10
9/22 300 40 40 86 97 36 51 223 39 0 .28 -10
9/22 200 41 41 86 96 26 41 232 40 0 .28 -10
9/22 100 42 42 80 98 20 35 248 42 0 .28 -10
9/22 0 41 44 99 98 29 44 247 44 .04 .28 377
9/21 2300 42 44 99 99 24 45 252 44 .07 .24 -9
9/21 2200 42 44 99 99 33 55 235 44 .07 .17 -14
9/21 2100 43 44 96 98 29 46 235 44 .09 .1 -7
9/21 2000 44 45 92 95 30 39 229 45 .01 .01 -9
9/21 1900 46 46 82 93 31 40 229 46 0 0 -8
9/21 1800 46 48 88 88 28 42 237 47 0 0 -14
9/21 1700 47 49 85 83 22 35 238 51 0 0 -14
9/21 1600 49 51 73 72 20 39 240 57 0 0 -15
9/21 1500 50 53 64 68 15 31 235 57 0 0 -15
9/21 1400 52 55 61 64 21 29 147 64 0 0 377
9/21 1300 50 54 64 61 18 27 146 66 0 0 -14
9/21 1200 50 54 64 60 16 31 157 64 0 0 -14
9/21 1100 49 52 70 68 9 19 177 61 0 0 -10
9/21 1000 50 53 71 72 8 19 202 71 0 0 377
9/21 900 47 50 76 79 7 19 195 59 0 0 -14
9/21 800 44 47 84 84 5 13 112 46 0 0 -9
9/21 700 44 44 84 87 11 19 243 42 0 0 -9
9/21 600 43 42 83 91 10 20 157 40 0 0 -9
9/21 500 42 42 90 92 6 17 217 40 0 0 -9

9/21 400 42 42 87 97 17 26 209 40 0 0 -9
9/21 300 42 41 93 99 16 25 211 40 0 0 -10
9/21 200 44 40 82 99 13 27 213 39 0 0 -9
9/21 100 42 40 93 99 11 22 220 39 0 0 -10
9/21 0 43 40 98 98 3 7 96 40 0 0 -10
9/20 2300 39 40 99 98 5 12 169 40 0 0 -10
9/20 2200 38 40 99 98 12 20 180 40 0 0 -10
9/20 2100 39 40 99 97 19 26 187 40 0 0 -10
9/20 2000 38 40 99 96 18 28 199 40 0 0 -10
9/20 1900 39 40 97 94 14 23 198 40 0 0 -10
9/20 1800 39 42 97 90 19 27 197 42 0 0 -10
9/20 1700 40 43 91 86 15 22 216 46 0 0 -10
9/20 1600 41 45 91 82 11 19 226 51 0 0 -13
9/20 1500 42 46 86 79 12 18 215 50 0 0 -10
9/20 1400 40 44 87 81 13 19 200 55 0 0 -12
9/20 1300 41 43 95 91 12 20 211 54 0 0 -22
9/20 1200 38 40 97 95 11 17 252 48 0 0 -7
9/20 1100 35 38 99 97 10 15 259 45 0 0 -11
9/20 1000 35 39 99 97 8 13 275 49 0 0 -11
9/20 900 34 37 98 97 7 11 248 45 0 0 -5
9/20 800 33 36 99 99 6 12 239 40 0 0 -19
9/20 700 33 35 100 100 7 11 240 36 0 0 -10
9/20 600 32 35 99 100 7 14 230 35 0 0 -16
9/20 500 32 35 99 100 9 16 230 35 0 0 -11

9/20 400 33 35 99 100 9 14 258 35 0 .08 -11
9/20 300 34 36 99 100 8 12 273 36 .02 .08 -7
9/20 200 34 37 98 100 9 16 275 37 .02 .06 -9
9/20 100 35 37 99 99 5 11 254 38 .04 .04 -9
9/20 0 36 38 99 99 7 11 235 38 0 0 -8
9/19 2300 36 39 98 99 8 14 215 38 0 0 -8
9/19 2200 37 39 99 97 8 13 239 38 0 0 -8
9/19 2100 36 39 98 96 8 12 261 38 0 0 -8
9/19 2000 36 38 92 93 11 14 305 37 0 0 -10
9/19 1900 37 40 93 83 12 17 292 39 0 0 -4
9/19 1800 39 42 90 81 10 14 285 42 0 0 -10
9/19 1700 41 44 85 78 8 11 271 45 0 0 -10
9/19 1600 43 45 86 85 8 13 282 48 0 0 -13
9/19 1500 44 46 87 84 10 13 255 52 0 0 -14
9/19 1400 44 48 87 82 11 14 240 57 0 0 -10
9/19 1300 46 50 79 78 8 13 249 69 0 0 -13
9/19 1200 47 48 71 83 5 9 275 67 0 0 -12
9/19 1100 44 47 68 82 3 7 263 56 0 0 -14
9/19 1000 44 49 79 78 0 4 231 73 0 0 -12
9/19 900 45 45 71 82 2 4 199 57 0 0 -13
9/19 800 47 45 66 75 2 5 137 45 0 0 -13
9/19 700 44 44 72 77 2 5 117 42 0 0 -12
9/19 600 43 43 75 75 0 0 109 41 0 0 -12
9/19 500 43 45 69 70 2 5 291 41 0 0 -4

9/19 400 44 44 68 70 5 8 200 41 0 0 -4
9/19 300 45 45 62 66 7 8 200 41 0 0 -9
9/19 200 45 43 64 85 6 8 171 39 0 0 -13
9/19 100 45 44 58 87 7 10 145 40 0 0 -9
9/19 0 45 44 59 84 5 9 153 40 0 0 -12
9/18 2300 43 44 79 86 6 8 109 40 0 0 -10
9/18 2200 43 42 97 94 3 6 94 39 0 0 -12
9/18 2100 42 41 99 94 5 13 5 40 0 0 -12
9/18 2000 40 42 98 95 11 15 317 41 0 0 -13
9/18 1900 40 43 98 92 14 18 311 42 0 0 -8
9/18 1800 42 45 93 86 15 19 301 45 0 0 -13
9/18 1700 46 47 86 81 11 14 276 49 0 0 -13
9/18 1600 51 53 74 68 11 15 249 72 0 0 377
9/18 1500 51 52 64 63 9 14 250 55 0 0 -10
9/18 1400 51 53 58 56 7 13 273 69 0 0 -11
9/18 1300 51 54 54 48 7 13 242 73 0 0 -14
9/18 1200 49 52 57 51 5 8 216 72 0 0 -12
9/18 1100 48 50 53 58 4 7 183 59 0 0 -8
9/18 1000 48 48 55 52 3 8 128 72 0 0 -9
9/18 900 48 46 61 64 4 8 103 58 0 0 -7
9/18 800 46 45 56 67 4 6 99 43 0 0 -6
9/18 700 44 42 64 73 1 4 5 40 0 0 -15
9/18 600 39 40 71 75 3 7 329 36 0 0 -4
9/18 500 39 40 72 75 2 6 331 35 0 0 -7

9/18 400 40 40 64 73 0 2 251 34 0 0 -4
9/18 300 40 39 67 88 2 6 185 35 0 0 -9
9/18 200 40 39 66 92 3 5 167 35 0 0 -8
9/18 100 40 39 64 93 4 6 147 35 0 0 -9
9/18 0 40 39 71 94 2 5 140 36 0 0 -11
9/17 2300 38 37 96 99 0 4 101 37 0 0 -11
9/17 2200 38 38 99 98 1 4 103 37 0 0 -8
9/17 2100 38 38 99 97 1 5 334 36 0 0 -10
9/17 2000 38 40 99 95 9 15 302 38 0 0 -16
9/17 1900 38 40 99 96 14 17 304 39 0 0 -10
9/17 1800 39 41 98 91 12 17 286 41 0 0 376
9/17 1700 42 44 92 83 10 15 240 47 0 0 -11
9/17 1600 45 49 79 66 9 13 221 64 0 0 -15
9/17 1500 46 49 63 62 6 13 178 53 0 0 -10
9/17 1400 48 48 67 64 4 9 145 64 0 0 -7
9/17 1300 47 49 58 67 5 10 122 69 0 0 -7
9/17 1200 48 47 66 70 3 10 126 66 0 0 -10
9/17 1100 45 44 62 76 3 5 101 56 0 0 -8
9/17 1000 43 43 50 78 2 5 105 66 0 0 -6
9/17 900 42 39 70 73 2 5 102 50 0 0 -6
9/17 800 39 37 74 79 4 8 29 35 0 0 -4
9/17 700 35 34 55 92 5 9 32 32 0 0 -10
9/17 600 33 32 74 94 6 10 352 31 0 0 -4
9/17 500 33 33 72 95 6 12 9 30 0 0 -4

9/17 400 33 33 92 94 7 11 335 30 0 .95 -4
9/17 300 32 34 100 94 10 14 333 31 0 .95 -4
9/17 200 32 34 100 96 11 17 327 32 .01 .95 -4
9/17 100 33 34 100 100 7 16 269 33 0 .94 -5
9/17 0 33 35 100 100 4 8 126 34 .01 .94 -13
9/16 2300 33 35 100 99 0 1 81 35 .04 .93 -5
9/16 2200 33 35 100 99 1 5 347 35 .12 .89 -5
9/16 2100 34 36 99 99 1 6 170 35 .1 .77 -6
9/16 2000 34 36 99 100 1 6 165 36 .13 .67 -8
9/16 1900 34 36 99 99 4 13 289 36 .02 .54 -8
9/16 1800 35 37 100 100 9 19 212 37 0 .52 -6
9/16 1700 35 37 100 100 11 22 204 38 0 .52 -13
9/16 1600 36 38 99 99 12 23 218 39 .01 .52 -4
9/16 1500 35 38 98 97 16 27 207 43 0 .51 -9
9/16 1400 35 40 98 94 15 32 243 53 0 .51 -15
9/16 1300 35 39 99 98 16 28 229 47 0 .51 -5
9/16 1200 35 37 99 99 21 32 228 41 .01 .51 -6
9/16 1100 35 37 99 99 23 37 229 41 .01 .5 -5
9/16 1000 34 36 100 99 23 42 215 39 .04 .49 -3
9/16 900 33 36 100 100 16 34 240 38 .09 .45 -1
9/16 800 35 36 99 100 15 34 150 37 .09 .36 -3
9/16 700 35 37 100 100 10 22 239 37 .06 .27 -2
9/16 600 35 37 100 100 10 26 189 37 .15 .21 -12
9/16 500 35 37 100 100 9 31 114 37 .06 .06 -5

9/16 400 35 37 99 100 10 24 214 37 .06 .16 -11
9/16 300 35 37 99 100 20 35 240 37 .01 .1 -16
9/16 200 35 37 99 100 11 28 261 37 .03 .09 -2
9/16 100 35 37 100 100 17 34 234 37 0 .06 -10
9/16 0 35 37 100 100 11 25 218 37 .02 .06 -6
9/15 2300 35 37 99 100 11 25 234 37 .01 .04 -5
9/15 2200 35 37 100 99 14 27 246 37 0 .03 -7
9/15 2100 35 37 99 99 9 23 211 37 .01 .03 -7
9/15 2000 35 37 99 98 7 16 224 37 .01 .02 -9
9/15 1900 36 38 99 95 6 13 285 38 0 .01 -15
9/15 1800 36 39 99 94 12 22 182 40 0 .01 -15
9/15 1700 36 40 98 94 8 16 185 42 0 .01 -14
9/15 1600 37 41 98 94 7 20 235 43 .01 .01 -14
9/15 1500 40 43 88 81 7 14 264 48 0 0 -8
9/15 1400 41 45 77 71 8 21 243 54 0 0 373
9/15 1300 42 46 72 70 5 13 228 58 0 0 -10
9/15 1200 45 45 75 73 5 16 235 58 0 0 -10
9/15 1100 39 44 90 76 7 16 200 54 0 0 -11
9/15 1000 36 41 95 85 5 18 164 48 0 0 -10
9/15 900 37 40 98 88 10 18 198 46 0 0 -7
9/15 800 34 37 99 96 10 17 213 37 0 0 -7
9/15 700 34 37 100 98 5 12 169 37 0 0 -14
9/15 600 35 37 98 98 14 21 178 36 0 0 -6
9/15 500 35 36 99 98 14 22 202 35 0 0 -6

9/15 400 35 36 99 97 9 19 227 35 0 .01 -6
9/15 300 35 37 98 98 11 17 219 37 0 .01 -6
9/15 200 35 38 99 99 7 15 236 37 0 .01 -6
9/15 100 35 38 98 98 8 18 246 38 0 .01 -6
9/15 0 36 38 99 99 12 23 246 38 0 .01 -6
9/14 2300 36 38 98 98 10 21 232 38 0 .01 -6
9/14 2200 36 39 99 98 9 19 241 39 0 .01 -6
9/14 2100 37 39 99 98 8 20 236 39 0 .01 -6
9/14 2000 37 39 99 97 11 18 155 39 0 .01 -3
9/14 1900 37 40 98 95 7 19 203 40 .01 .01 -21
9/14 1800 39 42 95 90 9 19 151 43 0 0 -22
9/14 1700 42 43 84 82 5 16 254 47 0 0 -9
9/14 1600 44 47 78 72 7 19 265 60 0 0 -11
9/14 1500 43 47 70 73 7 17 247 52 0 0 -14
9/14 1400 45 47 71 75 7 16 232 61 0 0 -12
9/14 1300 45 46 72 76 6 17 171 62 0 0 -5
9/14 1200 41 44 83 85 6 14 225 58 0 0 -19
9/14 1100 42 43 90 86 4 9 197 54 0 0 -8
9/14 1000 37 41 96 97 5 15 121 48 0 0 -5
9/14 900 38 39 96 97 5 13 188 46 0 0 -14
9/14 800 35 39 99 98 9 16 202 41 0 0 -14
9/14 700 35 38 99 99 9 19 209 38 0 0 -13
9/14 600 35 37 99 100 9 17 236 37 0 0 -9
9/14 500 35 38 100 100 5 16 170 37 0 0 -10

9/14 400 35 37 99 100 7 16 222 37 0 .3 -12
9/14 300 35 38 100 99 9 16 202 37 0 .3 -13
9/14 200 35 38 99 100 9 15 226 37 0 .3 -13
9/14 100 35 38 99 99 7 16 234 38 0 .3 -13
9/14 0 37 38 100 99 8 17 247 38 0 .3 -13
9/13 2300 37 39 100 99 8 16 221 38 0 .3 -13
9/13 2200 37 39 99 99 7 17 148 39 0 .3 -13
9/13 2100 37 39 99 99 11 17 192 38 0 .3 -14
9/13 2000 37 39 99 99 7 16 228 39 0 .3 -14
9/13 1900 37 39 100 99 9 18 210 39 .03 .3 -15
9/13 1800 37 39 99 99 6 14 257 39 .01 .27 -12
9/13 1700 37 40 99 99 8 18 264 40 .18 .26 -6
9/13 1600 37 40 99 98 9 17 259 42 .05 .08 -14
9/13 1500 37 40 98 97 9 20 242 45 0 .03 -9
9/13 1400 37 42 98 94 10 19 244 53 0 .03 -17
9/13 1300 38 43 98 95 7 15 238 59 0 .03 -19
9/13 1200 37 40 98 97 10 16 220 49 .01 .03 -12
9/13 1100 36 39 98 98 8 13 213 44 .02 .02 -6
9/13 1000 35 39 98 97 8 12 192 45 0 0 -8
9/13 900 36 38 98 98 5 10 165 43 0 0 -13
9/13 800 38 37 99 99 2 6 181 40 0 0 -7
9/13 700 35 36 98 100 5 11 195 37 0 0 -8
9/13 600 34 36 100 100 6 9 183 36 0 0 -8
9/13 500 34 36 99 100 5 10 268 36 0 0 -9

9/13 400 34 36 99 100 7 9 286 36 0 .73 -1
9/13 300 34 36 99 100 8 10 292 35 0 .73 -1
9/13 200 34 35 99 100 7 10 270 35 0 .73 -1
9/13 100 34 36 100 100 6 7 275 36 0 .73 -2
9/13 0 34 36 99 99 7 9 301 36 0 .73 -1
9/12 2300 35 37 100 100 6 8 298 37 .01 .73 -2
9/12 2200 35 37 100 100 3 5 264 37 .01 .72 -5
9/12 2100 35 37 99 100 7 12 200 37 0 .71 -6
9/12 2000 35 37 99 100 7 10 183 37 0 .71 -5
9/12 1900 36 38 99 99 10 15 236 38 .01 .71 -12
9/12 1800 36 39 99 99 7 17 264 38 .04 .7 -12
9/12 1700 35 38 99 96 6 9 306 38 .1 .66 -15
9/12 1600 36 39 99 96 6 14 286 39 .07 .56 -2
9/12 1500 35 38 100 96 8 17 271 39 .12 .49 -10
9/12 1400 37 40 98 98 8 16 257 42 .03 .37 -18
9/12 1300 36 39 98 96 6 13 281 42 .11 .34 -16
9/12 1200 36 40 99 93 5 12 283 49 0 .23 -13
9/12 1100 39 42 99 93 6 11 189 52 0 .23 -8
9/12 1000 38 39 98 97 6 9 165 45 .02 .23 -7
9/12 900 37 38 99 99 4 9 224 41 .01 .21 -6
9/12 800 36 38 98 99 6 13 244 39 .06 .2 -12
9/12 700 35 38 99 99 2 6 258 38 .1 .14 -4
9/12 600 35 37 99 100 5 9 178 37 .02 .04 -2
9/12 500 35 37 99 99 5 10 150 37 .02 .02 -11

MM/DD Hour
PST
Temp
F
6240'
Temp
F
5500'
RH
%
6240'
RH
%
5500'
Wind
Avg
6240'
Wind
Max
6240'
Wind
Dir
6240'
Equip
Temp
5500'
Hour
Prec.
5500'
Total
Prec.
5500'
Total
Snow
5500'