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9-23-2018
Northwest Avalanche Center
Washington Department of Transportation
Washington Pass, Washington

Wind gages unheated and may rime
5450' RH out
MM/DD Hour
PST
Temp
F
6680'
Temp
F
5450'
RH
%
6680'
RH
%
5450'
Wind
Avg
6680'
Wind
Max
6680'
Wind
Dir
6680'
Equip
Temp
5450'
Hour
Prec.
5450'
Total
Prec.
5450'
Total
Snow
5450'

9/23 200 32 35 99 6 12 248 35 0 .41 1
9/23 100 32 35 98 2 7 256 36 0 .41 1
9/23 0 33 36 100 5 10 260 36 0 .41 1
9/22 2300 33 36 100 6 11 233 36 0 .41 1
9/22 2200 33 36 100 10 16 230 37 0 .41 1
9/22 2100 33 36 100 15 17 235 37 .01 .41 1
9/22 2000 33 37 100 15 19 236 37 .01 .4 2
9/22 1900 33 37 99 14 16 241 37 0 .39 1
9/22 1800 33 37 99 9 14 233 38 .17 .39 2
9/22 1700 36 40 98 6 12 246 42 .09 .22 2
9/22 1600 39 43 92 10 16 238 46 .01 .13 1
9/22 1500 39 44 96 13 17 229 47 0 .12 1
9/22 1400 40 44 93 13 16 227 48 .02 .12 1
9/22 1300 43 44 87 13 15 221 50 .02 .1 1
9/22 1200 41 45 89 13 19 219 52 0 .08 1
9/22 1100 41 44 91 12 18 224 49 .01 .08 0
9/22 1000 41 44 92 12 19 229 46 .02 .07 0
9/22 900 38 42 92 9 12 232 45 .01 .05 2
9/22 800 38 41 92 9 16 221 42 .02 .04 1
9/22 700 37 40 94 8 13 235 41 .01 .02 2
9/22 600 36 40 95 9 15 233 40 0 .01 1
9/22 500 36 41 94 11 16 229 41 .01 .01 1

9/22 400 38 42 84 11 15 237 42 0 .08 1
9/22 300 38 42 84 11 16 238 42 0 .08 1
9/22 200 39 42 93 12 17 238 42 .02 .08 1
9/22 100 40 44 87 13 21 232 44 0 .06 1
9/22 0 40 44 93 14 19 225 43 0 .06 1
9/21 2300 40 43 86 14 20 216 43 .01 .06 1
9/21 2200 41 44 73 13 19 232 43 0 .05 1
9/21 2100 41 44 77 15 20 223 43 0 .05 1
9/21 2000 41 42 81 16 22 218 43 0 .05 0
9/21 1900 39 43 91 15 19 220 43 .02 .05 0
9/21 1800 40 45 88 14 19 222 45 .01 .03 1
9/21 1700 44 48 75 13 19 226 50 .01 .02 1
9/21 1600 48 52 58 11 16 217 57 0 .01 0
9/21 1500 51 55 54 11 15 225 63 0 .01 1
9/21 1400 50 54 61 13 17 224 62 0 .01 1
9/21 1300 50 53 67 9 14 212 63 0 .01 0
9/21 1200 50 54 67 10 15 213 67 0 .01 1
9/21 1100 49 53 75 11 15 214 60 0 .01 0
9/21 1000 44 47 91 6 12 209 52 0 .01 -0
9/21 900 41 46 98 11 13 226 48 0 .01 0
9/21 800 41 44 98 9 12 232 46 0 .01 0
9/21 700 40 42 99 9 12 233 43 0 .01 1
9/21 600 40 42 99 12 17 224 43 0 .01 2
9/21 500 40 42 99 15 20 228 43 .01 .01 2

9/21 400 39 42 100 15 19 224 42 .01 .03 1
9/21 300 39 40 99 15 19 225 41 0 .02 1
9/21 200 39 40 99 13 17 232 40 .01 .02 1
9/21 100 38 39 100 14 17 230 39 0 .01 2
9/21 0 37 37 97 12 15 233 38 0 .01 2
9/20 2300 36 37 96 12 15 233 38 0 .01 2
9/20 2200 35 37 96 10 14 242 37 0 .01 2
9/20 2100 34 36 96 9 11 242 37 0 .01 2
9/20 2000 33 37 97 9 11 237 37 0 .01 2
9/20 1900 34 38 96 11 17 226 39 .01 .01 2
9/20 1800 34 39 92 11 15 232 41 0 0 1
9/20 1700 35 40 91 11 14 231 43 0 0 2
9/20 1600 38 43 82 9 13 226 48 0 0 1
9/20 1500 42 46 64 7 9 226 53 0 0 1
9/20 1400 43 45 60 7 11 221 53 0 0 1
9/20 1300 44 47 60 8 12 221 59 0 0 1
9/20 1200 43 45 62 7 13 219 60 0 0 0
9/20 1100 41 44 74 4 7 225 52 0 0 0
9/20 1000 35 41 87 3 5 200 46 0 0 1
9/20 900 38 39 78 5 10 227 42 0 0 1
9/20 800 34 36 87 2 5 266 38 0 0 2
9/20 700 34 34 87 3 7 281 35 0 0 2
9/20 600 31 34 93 2 10 225 34 0 0 2
9/20 500 32 34 94 5 8 238 34 0 0 1

9/20 400 32 33 93 6 9 245 33 0 0 2
9/20 300 32 32 96 5 8 276 32 0 0 1
9/20 200 32 33 95 5 9 269 33 0 0 2
9/20 100 31 33 99 11 15 237 32 0 0 0
9/20 0 33 31 97 8 13 247 31 0 0 1
9/19 2300 33 31 96 8 12 235 30 0 0 1
9/19 2200 34 32 92 10 13 232 32 0 0 1
9/19 2100 35 33 87 8 10 245 33 0 0 2
9/19 2000 37 36 78 6 10 273 36 0 0 1
9/19 1900 39 40 78 9 12 265 41 0 0 1
9/19 1800 41 44 73 7 10 236 45 0 0 2
9/19 1700 47 49 56 8 12 213 54 0 0 1
9/19 1600 49 54 48 9 17 211 71 0 0 1
9/19 1500 50 54 44 10 15 214 69 0 0 0
9/19 1400 52 54 45 10 14 220 69 0 0 1
9/19 1300 50 53 42 11 15 216 65 0 0 1
9/19 1200 50 54 47 10 13 215 68 0 0 0
9/19 1100 46 50 54 9 13 221 56 0 0 1
9/19 1000 46 48 54 8 10 212 52 0 0 1
9/19 900 47 43 55 6 7 204 42 0 0 1
9/19 800 42 36 63 5 8 225 34 0 0 2
9/19 700 42 32 63 5 6 246 31 0 0 2
9/19 600 39 31 65 7 8 246 30 0 0 2
9/19 500 39 31 66 6 7 247 31 0 0 2

9/19 400 40 33 65 4 6 239 32 0 .01 2
9/19 300 41 33 63 3 4 216 33 0 .01 2
9/19 200 40 33 64 3 6 196 32 0 .01 2
9/19 100 41 34 62 1 4 208 33 0 .01 2
9/19 0 42 33 60 0 0 172 32 0 .01 2
9/18 2300 41 31 59 2 5 33 30 0 .01 2
9/18 2200 42 32 57 5 8 351 31 0 .01 2
9/18 2100 42 33 55 6 9 19 32 0 .01 2
9/18 2000 43 35 56 4 7 24 35 0 .01 1
9/18 1900 43 39 56 0 3 222 39 0 .01 1
9/18 1800 44 43 50 6 8 276 46 0 .01 1
9/18 1700 48 51 47 6 9 211 55 0 .01 1
9/18 1600 51 55 40 5 10 206 69 0 .01 1
9/18 1500 51 55 41 6 9 223 72 0 .01 0
9/18 1400 53 55 36 8 12 206 73 0 .01 0
9/18 1300 50 55 33 9 13 205 72 0 .01 0
9/18 1200 48 52 40 9 13 219 69 0 .01 0
9/18 1100 47 49 34 7 12 216 57 0 .01 0
9/18 1000 46 45 50 5 7 143 46 0 .01 1
9/18 900 44 40 60 5 8 212 37 .01 .01 1
9/18 800 41 32 65 3 6 194 30 0 0 2
9/18 700 40 28 67 0 3 211 27 0 0 2
9/18 600 37 27 72 2 4 217 26 0 0 2
9/18 500 37 27 72 2 3 240 26 0 0 2

9/18 400 37 28 72 2 4 244 27 0 0 1
9/18 300 38 28 77 3 5 251 27 0 0 0
9/18 200 38 28 74 3 4 257 27 0 0 1
9/18 100 38 29 77 2 4 257 28 0 0 1
9/18 0 38 29 75 0 0 280 28 0 0 1
9/17 2300 37 30 81 1 4 30 29 0 0 1
9/17 2200 38 31 80 2 6 7 30 0 0 1
9/17 2100 38 32 79 1 5 280 31 0 0 2
9/17 2000 39 34 73 6 8 260 33 0 0 0
9/17 1900 40 36 71 5 8 271 37 0 0 1
9/17 1800 41 41 63 3 6 230 43 0 0 1
9/17 1700 47 49 48 6 10 207 53 0 0 2
9/17 1600 49 52 42 7 10 213 71 0 0 1
9/17 1500 47 50 42 8 11 210 69 0 0 1
9/17 1400 46 50 47 6 12 218 68 0 0 0
9/17 1300 44 50 52 7 10 202 63 0 0 1
9/17 1200 45 47 63 9 13 215 60 0 0 1
9/17 1100 42 45 70 5 9 96 51 0 0 0
9/17 1000 40 40 66 2 7 57 41 0 0 2
9/17 900 39 35 78 3 5 207 32 0 0 2
9/17 800 35 31 72 2 4 61 30 0 0 2
9/17 700 36 27 78 2 6 34 27 0 0 2
9/17 600 30 28 86 2 5 52 27 0 0 2
9/17 500 30 28 88 5 10 306 27 0 0 2

9/17 400 30 29 89 5 11 297 28 0 .22 2
9/17 300 28 30 100 5 10 263 30 0 .22 2
9/17 200 30 32 100 2 5 244 32 0 .22 2
9/17 100 30 32 100 5 8 248 32 0 .22 2
9/17 0 30 30 100 7 11 238 30 0 .22 2
9/16 2300 30 30 100 9 11 242 30 0 .22 2
9/16 2200 30 31 98 7 10 256 31 0 .22 2
9/16 2100 29 32 100 6 8 259 32 0 .22 2
9/16 2000 31 34 100 7 9 237 34 .02 .22 2
9/16 1900 31 35 100 8 12 236 36 0 .2 1
9/16 1800 32 36 99 11 14 228 37 0 .2 1
9/16 1700 32 38 95 12 18 235 39 0 .2 1
9/16 1600 32 37 96 16 22 222 40 .01 .2 1
9/16 1500 33 39 93 14 18 224 43 0 .19 0
9/16 1400 34 38 90 13 20 225 43 0 .19 1
9/16 1300 36 39 95 12 17 228 45 0 .19 1
9/16 1200 32 37 100 13 16 235 41 .01 .19 2
9/16 1100 31 33 100 9 17 233 35 .1 .18 2
9/16 1000 34 37 98 2 7 185 39 .02 .08 0
9/16 900 33 37 96 6 11 198 38 .05 .06 1
9/16 800 35 37 90 8 14 194 38 .01 .01 2
9/16 700 35 34 85 7 12 191 35 0 0 2
9/16 600 35 33 82 3 8 189 34 0 0 2
9/16 500 34 34 89 8 12 193 35 0 0 2

9/16 400 35 34 88 6 8 225 35 0 .04 2
9/16 300 34 34 92 7 11 238 35 0 .04 2
9/16 200 34 34 93 8 11 234 34 0 .04 2
9/16 100 35 33 87 8 11 228 33 0 .04 2
9/16 0 35 33 90 9 11 235 33 0 .04 2
9/15 2300 34 35 94 10 11 229 35 0 .04 2
9/15 2200 34 36 95 9 11 229 36 0 .04 2
9/15 2100 34 35 94 9 12 226 35 0 .04 2
9/15 2000 35 37 95 8 11 239 37 .01 .04 2
9/15 1900 35 37 94 8 10 238 38 0 .03 2
9/15 1800 35 38 96 8 11 234 39 0 .03 2
9/15 1700 35 39 97 7 8 168 41 .02 .03 0
9/15 1600 35 40 95 6 8 163 44 0 .01 0
9/15 1500 37 41 90 6 9 158 45 .01 .01 0
9/15 1400 38 42 83 4 7 132 46 0 0 1
9/15 1300 40 43 79 4 9 110 49 0 0 1
9/15 1200 39 43 72 4 8 116 48 0 0 1
9/15 1100 41 43 68 5 10 119 48 0 0 1
9/15 1000 41 42 70 4 7 109 48 0 0 0
9/15 900 40 41 66 7 10 173 40 0 0 1
9/15 800 38 36 69 5 9 218 34 0 0 0
9/15 700 35 31 83 8 10 247 30 0 0 0
9/15 600 34 29 83 9 11 241 29 0 0 1
9/15 500 34 29 82 8 10 243 29 0 0 1

9/15 400 34 30 88 11 15 229 29 0 .01 1
9/15 300 34 30 87 12 15 231 30 0 .01 2
9/15 200 35 32 86 11 13 233 32 0 .01 2
9/15 100 35 33 86 11 14 231 33 0 .01 2
9/15 0 35 33 84 10 13 234 33 0 .01 2
9/14 2300 35 33 84 13 17 222 33 0 .01 2
9/14 2200 36 32 81 11 14 228 32 0 .01 2
9/14 2100 35 33 85 8 12 234 32 0 .01 2
9/14 2000 36 34 83 9 11 232 34 0 .01 2
9/14 1900 36 36 85 8 10 233 37 0 .01 1
9/14 1800 37 40 86 8 10 229 42 0 .01 1
9/14 1700 38 42 84 8 10 222 46 0 .01 1
9/14 1600 39 43 84 8 10 225 49 0 .01 1
9/14 1500 36 41 93 9 12 228 45 0 .01 1
9/14 1400 41 45 73 6 9 221 49 0 .01 2
9/14 1300 40 44 75 6 14 204 48 0 .01 1
9/14 1200 38 41 78 6 8 205 45 0 .01 1
9/14 1100 38 41 81 6 13 177 44 0 .01 2
9/14 1000 39 41 80 4 8 168 44 .01 .01 1
9/14 900 36 39 84 5 7 184 41 0 0 1
9/14 800 34 36 90 5 7 172 37 0 0 1
9/14 700 35 34 80 5 8 192 33 0 0 1
9/14 600 35 32 81 5 9 199 31 0 0 0
9/14 500 35 29 80 5 10 217 29 0 0 2

9/14 400 35 29 77 5 8 203 29 0 .02 2
9/14 300 35 29 75 7 9 235 29 0 .02 2
9/14 200 36 28 72 8 10 234 28 0 .02 2
9/14 100 35 29 79 9 11 246 28 0 .02 1
9/14 0 35 28 84 9 11 239 28 0 .02 1
9/13 2300 35 29 82 9 11 229 29 0 .02 1
9/13 2200 34 30 88 9 10 247 30 0 .02 2
9/13 2100 34 32 94 8 12 249 31 0 .02 2
9/13 2000 34 34 91 7 10 251 34 0 .02 2
9/13 1900 34 36 90 8 12 242 37 0 .02 1
9/13 1800 35 40 88 7 10 231 41 0 .02 1
9/13 1700 37 41 85 9 11 232 44 0 .02 1
9/13 1600 39 43 83 9 11 226 47 0 .02 1
9/13 1500 40 44 80 8 12 230 50 0 .02 1
9/13 1400 41 44 77 10 14 224 49 .01 .02 2
9/13 1300 39 44 80 9 12 224 47 0 .01 2
9/13 1200 40 42 78 9 12 224 46 0 .01 1
9/13 1100 37 41 89 9 14 219 45 0 .01 1
9/13 1000 39 40 84 9 11 222 43 .01 .01 1
9/13 900 38 39 88 8 12 224 42 0 0 1
9/13 800 37 37 88 6 9 231 38 0 0 1
9/13 700 33 33 95 5 7 251 33 0 0 1
9/13 600 32 33 95 7 9 244 33 0 0 0
9/13 500 32 33 96 5 10 256 33 0 0 1

9/13 400 33 34 93 0 3 279 35 0 .05 1
9/13 300 34 34 84 1 5 220 34 0 .05 0
9/13 200 34 34 89 0 4 260 35 0 .05 0
9/13 100 34 34 89 0 3 301 35 0 .05 0
9/13 0 34 34 85 2 6 284 34 0 .05 0
9/12 2300 34 33 87 3 6 276 33 0 .05 0
9/12 2200 35 34 88 3 7 297 35 0 .05 0
9/12 2100 35 33 88 5 9 266 33 0 .05 1
9/12 2000 35 33 91 4 8 257 33 0 .05 0
9/12 1900 35 35 90 4 8 257 36 0 .05 0
9/12 1800 35 39 95 7 9 234 40 0 .05 1
9/12 1700 37 41 94 4 7 224 43 .01 .05 1
9/12 1600 38 41 91 2 6 244 44 0 .04 1
9/12 1500 37 41 91 8 13 229 44 .04 .04 1
9/12 1400 40 44 74 10 14 222 51 0 0 1
9/12 1300 47 48 57 10 15 222 59 0 0 1
9/12 1200 40 44 71 10 14 221 48 0 0 1
9/12 1100 39 42 74 10 12 222 44 0 0 2
9/12 1000 39 41 76 8 11 227 43 0 0 1
9/12 900 38 39 82 6 9 215 39 0 0 2
9/12 800 36 35 84 0 3 178 35 0 0 1
9/12 700 37 31 80 0 3 264 30 0 0 1
9/12 600 33 30 87 5 7 264 30 0 0 1
9/12 500 33 32 88 4 6 276 32 0 0 1

MM/DD Hour
PST
Temp
F
6680'
Temp
F
5450'
RH
%
6680'
RH
%
5450'
Wind
Avg
6680'
Wind
Max
6680'
Wind
Dir
6680'
Equip
Temp
5450'
Hour
Prec.
5450'
Total
Prec.
5450'
Total
Snow
5450'