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12-14-2018
Northwest Avalanche Center
Washington Department of Transportation
Washington Pass, Washington

Wind gages unheated and may rime
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'

12/14 1100 26 23 67 91 7 15 186 50 0 .09 38
12/14 1000 25 22 71 92 6 11 204 50 0 .09 38
12/14 900 19 23 96 92 8 15 142 49 0 .09 39
12/14 800 27 23 61 92 10 16 211 51 0 .09 39
12/14 700 26 23 70 93 13 18 225 47 0 .09 39
12/14 600 23 24 90 93 14 21 221 50 0 .09 39
12/14 500 24 24 94 94 16 25 219 50 0 .09 39

12/14 400 25 25 95 94 16 21 219 51 0 .24 39
12/14 300 25 28 96 90 21 30 216 50 .01 .24 40
12/14 200 24 27 98 94 18 25 219 54 0 .23 40
12/14 100 25 26 97 95 20 28 218 51 0 .23 41
12/14 0 26 26 96 95 17 21 228 53 0 .23 41
12/13 2300 27 27 98 93 14 20 229 53 0 .23 41
12/13 2200 29 27 99 94 17 23 226 52 .01 .23 41
12/13 2100 30 27 99 94 13 16 226 54 0 .22 42
12/13 2000 31 28 100 94 14 19 224 54 .01 .22 42
12/13 1900 30 28 99 94 14 18 226 54 .01 .21 41
12/13 1800 30 31 100 93 11 17 236 53 0 .2 41
12/13 1700 30 31 99 94 12 18 246 55 0 .2 41
12/13 1600 30 31 99 93 14 22 244 53 0 .2 42
12/13 1500 30 32 99 93 16 20 232 54 .01 .2 41
12/13 1400 29 32 99 93 15 20 229 55 .01 .19 41
12/13 1300 29 32 99 93 13 17 236 56 .01 .18 42
12/13 1200 29 32 99 93 12 16 236 56 .02 .17 42
12/13 1100 30 32 98 93 12 17 243 56 .01 .15 42
12/13 1000 30 32 99 88 14 17 237 53 0 .14 43
12/13 900 28 31 100 91 15 20 243 55 0 .14 43
12/13 800 27 30 98 95 16 20 236 56 .03 .14 42
12/13 700 27 29 98 94 15 18 239 56 .05 .11 43
12/13 600 26 29 98 94 16 19 233 56 .03 .06 42
12/13 500 25 28 98 93 15 19 239 55 .03 .03 42

12/13 100 24 26 97 92 21 27 227 51 .03 .23 41
12/13 0 23 26 97 91 21 27 229 51 .03 .2 41
12/12 2300 22 25 97 90 21 28 223 52 .01 .17 41
12/12 2200 22 25 97 91 21 27 227 52 .02 .16 40
12/12 2100 22 25 97 89 17 21 227 53 .01 .14 40
12/12 2000 22 24 97 89 14 17 228 52 .01 .13 40
12/12 1900 21 24 95 90 15 19 226 53 0 .12 40
12/12 1800 21 23 96 90 13 16 225 54 .01 .12 40
12/12 1700 20 23 96 89 12 15 229 52 .01 .11 40
12/12 1600 20 23 96 87 10 15 233 52 0 .1 41
12/12 1500 19 23 94 83 9 16 229 48 .01 .1 41
12/12 1400 20 24 95 80 7 12 241 48 0 .09 41
12/12 1300 21 24 97 80 9 15 233 53 0 .09 40
12/12 1200 19 23 95 84 9 12 238 54 0 .09 40
12/12 1100 19 22 96 85 10 15 239 55 .02 .09 41
12/12 1000 19 22 95 88 11 18 239 53 .01 .07 40
12/12 900 18 22 96 85 10 19 242 53 0 .06 41
12/12 800 18 22 95 87 6 13 256 53 .01 .06 41
12/12 700 19 22 94 85 7 15 246 53 0 .05 41
12/12 600 19 22 96 86 7 13 283 54 0 .05 42
12/12 500 19 22 95 85 8 24 247 55 .01 .05 42
12/12 400 19 23 96 87 7 25 253 55 .03 .04 42
12/12 300 20 23 96 88 6 14 296 57 .01 .01 42
12/12 200 20 23 96 88 8 17 275 56 0 0 42

12/12 400 19 23 96 87 7 25 253 55 .03 1.5 42
12/12 300 20 23 96 88 6 14 296 57 .01 1.47 42
12/12 200 20 23 96 88 8 17 275 56 0 1.46 42
12/12 100 20 23 96 89 9 16 244 57 .03 1.46 42
12/12 0 21 24 96 89 10 15 237 55 .03 1.43 42
12/11 2300 20 24 96 87 9 13 238 56 .04 1.4 42
12/11 2200 22 24 97 90 10 14 232 56 .12 1.36 41
12/11 2100 23 25 97 92 6 13 234 57 .15 1.24 42
12/11 2000 23 24 97 92 4 6 256 58 .12 1.09 41
12/11 1900 24 23 98 94 4 7 240 58 .1 .97 40
12/11 1800 27 18 100 89 2 7 273 57 .1 .87 39
12/11 1700 28 18 99 88 11 14 234 55 .1 .77 36
12/11 1600 28 17 99 88 14 19 233 55 .07 .67 33
12/11 1500 29 17 98 88 18 24 227 56 .07 .6 32
12/11 1400 29 17 99 87 19 23 223 54 .07 .53 31
12/11 1300 29 17 100 86 19 22 229 53 .07 .46 28
12/11 1200 27 18 99 86 20 23 228 51 .06 .39 28
12/11 1100 27 18 98 89 20 25 227 51 .06 .33 26
12/11 1000 26 16 97 86 17 23 229 49 .04 .27 26
12/11 900 25 17 98 89 12 18 231 48 .05 .23 24
12/11 800 23 15 96 87 15 19 228 46 .04 .18 24
12/11 700 22 15 97 87 11 13 223 47 .05 .14 23
12/11 600 20 15 97 87 11 15 236 45 .05 .09 21
12/11 500 19 15 95 87 9 11 234 42 .04 .04 21

12/11 400 19 15 96 87 10 13 227 41 .03 .11 20
12/11 300 19 16 96 88 11 14 224 43 .02 .08 21
12/11 200 20 19 96 87 13 17 226 44 0 .06 20
12/11 100 19 20 95 90 12 17 229 46 0 .06 20
12/11 0 20 21 96 90 9 14 228 48 0 .06 20
12/10 2300 20 21 96 91 11 14 224 49 0 .06 20
12/10 2200 19 21 96 91 10 12 232 49 0 .06 20
12/10 2100 20 22 96 91 7 11 243 48 0 .06 20
12/10 2000 20 21 96 91 7 9 245 51 0 .06 20
12/10 1900 20 22 96 91 7 10 235 53 0 .06 20
12/10 1800 20 23 97 91 7 9 238 51 0 .06 21
12/10 1700 21 23 98 91 7 10 247 52 0 .06 21
12/10 1600 21 24 97 91 8 10 242 53 0 .06 21
12/10 1500 23 25 97 89 8 11 239 54 0 .06 21
12/10 1400 25 27 97 86 9 13 233 55 0 .06 20
12/10 1300 23 27 96 88 11 14 232 55 0 .06 20
12/10 1200 23 26 97 90 9 12 230 56 0 .06 20
12/10 1100 24 25 97 91 7 9 239 55 0 .06 20
12/10 1000 23 25 97 90 7 10 232 54 0 .06 19
12/10 900 23 25 98 92 8 11 233 53 .01 .06 19
12/10 800 23 23 96 91 7 10 236 52 .01 .05 19
12/10 700 23 22 97 92 7 10 240 51 .01 .04 18
12/10 600 24 21 97 91 6 11 240 49 .03 .03 19
12/10 500 23 20 97 90 8 11 236 49 0 0 18

12/10 400 23 19 97 89 8 11 232 46 0 .15 19
12/10 300 23 18 96 89 6 8 249 45 .01 .15 18
12/10 200 23 18 97 89 7 9 243 44 0 .14 19
12/10 100 23 18 97 88 8 11 237 45 0 .14 18
12/10 0 21 17 97 88 5 10 232 47 .01 .14 18
12/9 2300 18 17 95 88 3 5 223 45 0 .13 18
12/9 2200 16 17 94 88 0 2 227 46 .01 .13 19
12/9 2100 15 17 94 88 0 5 360 45 .01 .12 18
12/9 2000 15 17 95 88 3 7 17 44 .01 .11 18
12/9 1900 15 17 94 88 3 6 9 43 .02 .1 18
12/9 1800 15 17 93 89 6 14 26 44 .02 .08 18
12/9 1700 15 17 95 89 7 13 17 42 .01 .06 18
12/9 1600 14 18 95 89 6 12 15 44 .01 .05 18
12/9 1500 18 18 94 88 5 9 17 45 0 .04 18
12/9 1400 21 18 93 87 6 9 12 44 .01 .04 17
12/9 1300 18 18 94 87 3 8 36 43 .02 .03 17
12/9 1200 22 17 92 87 3 8 16 44 .01 .01 17
12/9 1100 22 17 93 87 5 13 169 43 0 0 17
12/9 1000 21 16 96 87 5 13 172 41 0 0 17
12/9 900 21 15 94 88 5 13 216 41 0 0 17
12/9 800 21 15 92 88 5 8 250 40 0 0 17
12/9 700 19 15 85 88 6 13 197 39 0 0 17
12/9 600 21 15 96 88 5 9 256 40 0 0 17
12/9 500 18 15 95 88 5 12 207 39 0 0 17

12/9 400 21 15 97 88 4 8 234 39 0 0 17
12/9 300 11 14 98 88 3 9 225 39 0 0 16
12/9 200 19 14 97 87 5 9 244 39 0 0 17
12/9 100 22 14 91 87 6 12 220 38 0 0 17
12/9 0 15 13 96 87 3 9 265 39 0 0 17
12/8 2300 15 13 96 88 4 8 198 38 0 0 17
12/8 2200 22 13 85 87 6 10 193 37 0 0 16
12/8 2100 22 12 90 87 6 13 183 38 0 0 16
12/8 2000 24 12 86 86 10 13 184 37 0 0 16
12/8 1900 24 11 86 87 7 10 184 37 0 0 16
12/8 1800 25 10 88 85 6 9 226 35 0 0 16
12/8 1700 25 12 90 85 5 8 235 38 0 0 16
12/8 1600 24 14 89 85 4 6 232 39 0 0 16
12/8 1500 27 16 88 85 5 8 245 44 0 0 16
12/8 1400 27 16 87 83 7 10 240 44 0 0 16
12/8 1300 27 16 85 83 5 9 224 44 0 0 16
12/8 1200 27 15 88 84 8 9 243 42 0 0 16
12/8 1100 27 15 87 83 8 10 232 42 0 0 16
12/8 1000 27 13 87 85 7 11 235 41 0 0 16
12/8 900 26 11 89 85 7 10 235 37 0 0 16
12/8 800 25 10 89 84 7 9 238 38 0 0 17
12/8 700 25 9 88 84 7 9 239 35 0 0 17
12/8 600 25 9 86 85 8 12 229 35 0 0 17
12/8 500 24 8 86 84 8 12 227 33 0 0 17

12/8 400 25 8 85 84 8 12 243 36 0 .02 17
12/8 300 24 7 85 84 7 9 243 34 0 .02 17
12/8 200 25 8 79 84 6 9 234 35 0 .02 17
12/8 100 25 7 78 84 8 12 240 33 0 .02 17
12/8 0 26 6 74 84 4 7 220 34 0 .02 17
12/7 2300 26 7 73 84 8 10 232 33 0 .02 17
12/7 2200 25 6 69 83 9 13 228 32 0 .02 17
12/7 2100 26 6 58 84 10 13 224 32 0 .02 17
12/7 2000 26 6 47 82 10 12 237 32 .01 .02 17
12/7 1900 27 6 33 84 7 9 229 32 0 .01 17
12/7 1800 27 4 26 84 9 11 230 30 0 .01 17
12/7 1700 26 3 24 83 9 12 241 31 0 .01 17
12/7 1600 25 5 25 80 8 10 235 33 0 .01 17
12/7 1500 28 7 22 82 8 12 238 32 0 .01 17
12/7 1400 23 7 61 82 8 11 239 34 0 .01 17
12/7 1300 22 9 49 81 8 12 228 36 0 .01 17
12/7 1200 17 10 79 82 4 6 217 38 0 .01 17
12/7 1100 15 10 79 81 2 4 219 39 0 .01 16
12/7 1000 15 9 79 83 0 2 217 37 0 .01 16
12/7 900 12 8 78 83 0 3 340 35 .01 .01 17
12/7 800 3 7 88 84 1 3 4 32 0 0 17
12/7 700 7 7 91 83 0 2 261 34 0 0 17
12/7 600 3 7 90 83 1 5 7 34 0 0 17
12/7 500 4 7 92 84 2 4 4 33 0 0 17

12/7 400 5 7 90 84 0 2 335 33 0 .02 17
12/7 300 5 8 88 84 0 3 247 32 0 .02 17
12/7 200 4 8 89 84 0 0 0 32 0 .02 17
12/7 100 4 8 90 84 0 1 356 33 0 .02 17
12/7 0 5 8 90 84 3 6 14 33 0 .02 17
12/6 2300 4 9 90 84 2 4 8 34 0 .02 17
12/6 2200 5 9 90 84 4 6 19 34 0 .02 17
12/6 2100 6 10 92 84 7 10 29 34 0 .02 17
12/6 2000 6 10 88 84 7 9 27 35 0 .02 17
12/6 1900 6 10 91 85 7 13 36 34 0 .02 17
12/6 1800 7 10 91 85 7 11 37 33 .01 .02 17
12/6 1700 7 8 90 85 9 14 29 34 0 .01 17
12/6 1600 7 8 94 84 10 13 20 32 0 .01 17
12/6 1500 11 8 85 83 4 7 16 35 0 .01 17
12/6 1400 15 9 76 84 3 5 11 36 0 .01 17
12/6 1300 12 10 85 83 7 10 15 36 0 .01 17
12/6 1200 10 11 90 83 7 11 6 37 0 .01 17
12/6 1100 16 12 68 83 9 13 13 40 0 .01 17
12/6 1000 13 11 77 84 6 11 7 37 .01 .01 17
12/6 900 7 7 94 84 10 12 19 33 0 0 17
12/6 800 11 5 73 84 6 11 13 30 0 0 17
12/6 700 11 4 67 83 2 5 9 29 0 0 17
12/6 600 11 4 65 83 6 9 7 30 0 0 17
12/6 500 12 4 59 82 3 5 10 30 0 0 17

12/6 400 14 4 42 83 0 5 3 30 0 .02 17
12/6 300 16 4 35 83 2 8 358 30 0 .02 17
12/6 200 9 5 78 83 8 10 13 30 0 .02 17
12/6 100 11 5 64 83 3 8 13 29 0 .02 17
12/6 0 11 6 67 83 5 8 9 31 0 .02 17
12/5 2300 11 7 68 83 4 9 347 32 0 .02 17
12/5 2200 15 8 45 84 7 10 215 34 0 .02 17
12/5 2100 14 8 49 84 3 7 356 34 0 .02 17
12/5 2000 10 8 72 84 3 7 4 32 0 .02 17
12/5 1900 11 8 79 84 8 11 15 33 .01 .02 17
12/5 1800 9 7 91 85 6 10 11 31 0 .01 18
12/5 1700 8 7 95 84 9 13 27 32 0 .01 17
12/5 1600 10 8 87 85 7 11 26 33 0 .01 17
12/5 1500 15 9 65 84 5 8 20 35 0 .01 18
12/5 1400 16 10 56 83 6 9 30 37 0 .01 18
12/5 1300 17 10 57 84 6 8 22 38 0 .01 18
12/5 1200 18 11 56 83 4 7 25 40 0 .01 17
12/5 1100 25 12 45 86 0 3 31 42 .01 .01 17
12/5 1000 19 10 49 84 5 12 21 36 0 0 17
12/5 900 19 7 46 85 5 8 22 34 0 0 17
12/5 800 17 6 47 82 7 12 11 32 0 0 17
12/5 700 18 8 45 85 9 12 14 33 0 0 17
12/5 600 20 6 40 85 5 10 2 32 0 0 17
12/5 500 20 7 40 82 6 8 22 34 0 0 17

12/5 400 20 6 34 82 4 9 19 34 0 .01 17
12/5 300 22 7 29 84 5 11 13 33 0 .01 18
12/5 200 24 5 22 83 8 13 3 31 0 .01 18
12/5 100 25 4 20 81 7 15 2 32 0 .01 17
12/5 0 25 6 22 84 11 16 7 31 0 .01 18
12/4 2300 25 7 17 83 12 17 7 32 0 .01 18
12/4 2200 27 6 15 87 7 12 4 31 0 .01 17
12/4 2100 27 4 18 84 0 5 38 30 0 .01 17
12/4 2000 28 4 15 84 0 3 103 31 0 .01 18
12/4 1900 28 6 14 83 6 11 250 34 0 .01 17
12/4 1800 26 7 18 83 10 11 249 35 0 .01 18
12/4 1700 26 9 20 83 11 12 246 40 0 .01 17
12/4 1600 23 15 35 81 11 13 237 38 0 .01 17
12/4 1500 25 15 34 86 12 15 235 42 0 .01 17
12/4 1400 25 14 37 86 12 15 239 42 0 .01 17
12/4 1300 24 12 48 83 12 15 235 42 0 .01 17
12/4 1200 21 11 46 82 8 9 221 42 0 .01 17
12/4 1100 23 11 43 85 7 10 218 42 .01 .01 17
12/4 1000 20 5 57 83 5 7 211 36 0 0 17
12/4 900 19 -0 49 84 7 10 234 31 0 0 17
12/4 800 18 -2 29 82 4 9 232 29 0 0 18
12/4 700 22 -0 20 82 5 7 234 29 0 0 18
12/4 600 17 -1 40 84 5 8 231 28 0 0 18
12/4 500 17 0 33 82 0 2 162 29 0 0 18

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'