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2-26-2017
Northwest Avalanche Center
Washington Department of Transportation
Snoqualmie Pass, Washington

3770' temp above Lake Keechelus
Precipitaton gage measurements may be delayed in heavy snow/frozen precipitation
MM/DD Hour
PST
Temp
F
3760'
Temp
F
3770'
Temp
F
3010'
RH
%
3010'
Wind
Avg
3760'
Wind
Max
3760'
Wind
Dir
3760'
Hour
Prec.
3010'
Total
Prec.
3010'
24 Hr
Snow
3010'
Total
Snow
3010'
Press
mb
3010'

2/26 1000 23 24 30 85 9 12 107 .01 .55 1 103 1004
2/26 900 22 22 26 92 9 12 111 .02 .54 1 87 1005
2/26 800 23 23 25 94 6 10 88 .02 .52 0 88 1005
2/26 700 23 23 25 96 6 11 74 .02 .5 0 87 1005
2/26 600 23 23 25 96 10 14 92 .03 .48 0 87 1005
2/26 500 24 23 25 95 9 14 59 .05 .45 7 88 1005

2/26 400 24 23 26 95 14 28 -7999 .04 .4 7 86 1006
2/26 300 25 24 26 95 12 25 -7999 .04 .36 6 86 1007
2/26 200 25 24 26 95 6 13 10 .06 .32 6 86 1008
2/26 100 24 24 26 95 9 13 16 .04 .26 5 83 1009
2/26 0 24 24 26 95 9 15 13 .06 .22 5 207 1009
2/25 2300 24 24 26 95 8 14 -7999 .06 .16 3 83 1010
2/25 2200 24 24 26 95 10 15 -7999 .04 .1 3 82 1011
2/25 2100 24 24 26 94 13 23 -7999 .04 .06 44 81 1012
2/25 2000 25 24 26 93 14 25 -7999 .01 .02 0 80 1012
2/25 1900 25 24 27 90 11 21 324 0 .01 0 80 1013
2/25 1800 25 24 27 85 14 25 -7999 0 .01 0 80 1014
2/25 1700 25 24 27 81 15 26 310 0 .01 0 207 1015
2/25 1600 25 24 28 78 15 22 312 .01 .01 0 80 1016
2/25 1500 25 25 30 69 12 23 -7999 0 0 0 80 1016
2/25 1400 25 25 30 73 12 19 -7999 0 0 0 79 1017
2/25 1300 25 26 31 71 12 18 -7999 0 0 0 79 1018
2/25 1200 25 27 29 79 12 22 310 0 0 0 79 1019
2/25 1100 24 25 29 82 10 18 337 0 0 0 74 1019
2/25 1000 24 25 27 83 10 15 243 0 0 0 80 1019
2/25 900 23 24 24 92 7 11 64 0 0 0 80 1020
2/25 800 22 23 20 94 5 7 85 0 0 0 80 1020
2/25 700 21 22 16 96 4 6 89 0 0 0 81 1020
2/25 600 22 22 12 95 6 8 90 0 0 0 81 1020
2/25 500 22 21 13 95 5 8 110 0 0 0 207 1020

2/25 400 22 21 13 96 1 4 154 0 0 0 81 1020
2/25 300 22 21 13 95 4 6 154 0 0 0 81 1020
2/25 200 22 20 13 95 3 6 155 0 0 0 81 1021
2/25 100 22 20 14 96 5 6 146 0 0 0 81 1021
2/25 0 21 19 14 96 7 8 137 0 0 0 81 1021
2/24 2300 21 20 15 96 8 10 129 0 0 0 81 1021
2/24 2200 21 20 17 94 8 10 134 0 0 0 81 1021
2/24 2100 21 21 19 92 8 10 132 0 0 0 81 1021
2/24 2000 21 22 20 89 8 11 127 0 0 0 75 1020
2/24 1900 23 22 23 85 10 13 125 0 0 0 81 1019
2/24 1800 24 23 25 76 9 15 116 0 0 0 207 1019
2/24 1700 26 27 28 60 7 13 46 0 0 0 -165 1018
2/24 1600 27 29 34 50 7 15 57 0 0 0 81 1018
2/24 1500 28 32 38 43 5 9 43 0 0 0 80 1018
2/24 1400 28 29 40 42 4 8 71 0 0 0 96 1018
2/24 1300 29 30 39 43 2 8 81 0 0 0 80 1018
2/24 1200 27 29 32 59 3 7 83 0 0 0 79 1018
2/24 1100 24 26 36 56 8 10 113 0 0 0 79 1018
2/24 1000 22 23 31 69 8 11 106 0 0 0 80 1018
2/24 900 21 21 28 80 8 10 108 0 0 0 80 1018
2/24 800 21 21 21 93 5 10 303 0 0 0 75 1018
2/24 700 21 20 19 95 3 6 335 0 0 0 81 1018
2/24 600 22 20 18 96 2 5 335 0 0 0 81 1017
2/24 500 22 21 22 94 2 7 334 0 0 0 81 1017

2/23 2200 22 19 92 0 0 0 81 1019
2/23 2100 22 21 20 91 3 7 8 0 0 0 81 1019
2/23 2000 22 22 23 95 5 9 -7999 0 0 0 77 1019
2/23 1900 23 22 24 95 7 11 -7999 0 0 0 81 1019
2/23 1800 24 23 25 90 11 15 -7999 0 0 0 81 1019
2/23 1700 24 26 28 81 12 18 -7999 0 0 0 81 1019
2/23 1600 24 29 30 67 14 19 -7999 0 0 0 207 1019
2/23 1500 24 29 29 71 17 25 -7999 0 0 0 -165 1019
2/23 1400 24 30 31 69 17 23 -7999 0 0 0 81 1019
2/23 1300 26 27 32 73 14 25 -7999 0 0 0 81 1020
2/23 1200 24 27 32 73 11 16 -7999 0 0 0 80 1020
2/23 1100 24 27 33 72 9 14 -7999 0 0 0 96 1020
2/23 1000 24 26 31 76 7 13 -7999 0 0 0 81 1020
2/23 900 23 25 27 90 7 11 -7999 0 0 0 81 1020
2/23 800 23 23 25 94 4 6 1 0 0 0 207 1020
2/23 700 23 22 24 95 4 6 -7999 0 0 0 82 1019
2/23 600 23 22 24 95 6 10 -7999 0 0 0 83 1019
2/23 500 23 22 24 95 6 10 -7999 0 0 0 82 1019
2/23 400 23 22 23 95 7 10 -7999 0 0 0 82 1019
2/23 300 23 22 23 95 9 12 -7999 0 0 0 81 1019
2/23 200 22 21 22 97 7 10 320 0 0 0 82 1019
2/23 100 22 21 20 95 7 13 324 0 0 0 82 1019
2/23 0 23 21 21 93 6 9 -7999 0 0 0 83 1019
2/22 2300 23 21 23 92 6 9 -7999 0 0 0 82 1019

2/23 400 23 22 23 95 7 10 -7999 0 .05 0 82 1019
2/23 300 23 22 23 95 9 12 -7999 0 .05 0 81 1019
2/23 200 22 21 22 97 7 10 320 0 .05 0 82 1019
2/23 100 22 21 20 95 7 13 324 0 .05 0 82 1019
2/23 0 23 21 21 93 6 9 -7999 0 .05 0 83 1019
2/22 2300 23 21 23 92 6 9 -7999 0 .05 0 82 1019
2/22 2200 23 22 24 93 7 11 -7999 0 .05 0 82 1019
2/22 2100 24 23 26 94 6 10 -7999 0 .05 0 82 1019
2/22 2000 24 23 26 94 6 13 -7999 0 .05 0 82 1018
2/22 1900 24 24 26 94 6 12 -7999 0 .05 0 83 1018
2/22 1800 25 24 27 91 9 19 -7999 0 .05 0 82 1018
2/22 1700 25 26 28 86 15 21 -7999 .01 .05 0 207 1018
2/22 1600 27 27 32 79 15 20 -7999 0 .04 0 80 1018
2/22 1500 26 28 36 66 16 24 25 0 .04 0 81 1018
2/22 1400 27 30 34 71 17 26 25 0 .04 0 81 1018
2/22 1300 27 30 36 72 12 16 27 0 .04 0 207 1018
2/22 1200 26 28 34 77 10 16 19 0 .04 0 81 1018
2/22 1100 26 29 32 86 4 8 -7999 0 .04 0 82 1019
2/22 1000 26 28 31 87 2 5 -7999 .03 .04 0 99 1019
2/22 900 25 26 28 93 3 7 7 .01 .01 0 77 1019
2/22 800 25 25 27 95 5 11 11 0 0 0 82 1019
2/22 700 25 25 27 96 6 12 -7999 0 0 0 -165 1018
2/22 600 25 24 27 96 6 10 -7999 0 0 0 83 1018
2/22 500 24 24 27 96 6 11 -7999 0 0 2 83 1018

2/22 400 25 25 27 95 10 21 276 0 .24 2 83 1018
2/22 300 25 25 28 96 21 28 79 0 .24 2 83 1018
2/22 200 25 25 28 92 24 33 52 .01 .24 2 83 1018
2/22 100 26 25 28 93 16 30 181 0 .23 2 207 1018
2/22 0 26 25 28 97 19 29 93 .04 .23 2 83 1017
2/21 2300 27 26 28 97 7 15 -7999 .07 .19 2 83 1017
2/21 2200 27 26 28 97 5 11 -7999 0 .12 0 81 1017
2/21 2100 27 26 28 97 9 13 59 0 .12 0 82 1016
2/21 2000 27 27 29 97 5 12 21 0 .12 0 83 1016
2/21 1900 28 27 29 97 9 12 -7999 0 .12 0 -165 1016
2/21 1800 28 28 30 96 11 15 319 0 .12 0 82 1015
2/21 1700 29 30 32 93 13 25 258 0 .12 0 82 1014
2/21 1600 28 30 32 88 26 39 271 0 .12 0 82 1014
2/21 1500 30 31 35 88 15 34 250 .01 .12 0 82 1013
2/21 1400 31 34 36 89 16 30 275 .01 .11 0 77 1012
2/21 1300 31 32 36 86 16 31 203 .01 .1 0 82 1011
2/21 1200 31 32 34 93 16 22 96 .02 .09 0 82 1010
2/21 1100 30 32 34 94 13 19 32 .01 .07 0 82 1009
2/21 1000 31 32 33 95 10 17 19 .01 .06 0 82 1008
2/21 900 31 32 33 96 6 10 99 .01 .05 0 207 1008
2/21 800 31 31 31 98 0 4 111 .01 .04 0 207 1007
2/21 700 31 30 31 98 0 0 112 0 .03 0 82 1006
2/21 600 31 30 31 98 1 3 112 .02 .03 0 84 1005
2/21 500 31 31 31 98 0 2 112 .01 .01 4 82 1005

2/21 400 31 30 31 98 2 7 111 0 .4 3 82 1005
2/21 300 31 30 31 98 7 10 118 0 .4 3 83 1005
2/21 200 30 30 31 98 7 8 121 0 .4 3 82 1005
2/21 100 31 30 31 98 7 10 150 0 .4 3 206 1005
2/21 0 31 30 30 98 3 9 176 0 .4 3 82 1005
2/20 2300 31 30 32 98 8 10 61 0 .4 3 83 1006
2/20 2200 31 30 31 98 3 6 343 0 .4 3 83 1006
2/20 2100 31 31 32 98 3 5 347 0 .4 3 83 1006
2/20 2000 31 31 32 98 2 6 347 .01 .4 3 82 1006
2/20 1900 31 31 31 98 5 11 346 0 .39 3 82 1006
2/20 1800 30 30 31 97 8 14 207 0 .39 3 83 1005
2/20 1700 30 30 32 97 6 12 11 .02 .39 4 83 1005
2/20 1600 31 31 32 96 10 18 114 .01 .37 3 84 1005
2/20 1500 31 32 33 94 21 31 60 .05 .36 4 83 1004
2/20 1400 33 32 34 93 4 11 82 .07 .31 4 82 1002
2/20 1300 31 31 33 94 7 11 101 .08 .24 3 82 1001
2/20 1200 31 30 33 93 9 13 121 .02 .16 2 82 1000
2/20 1100 30 30 33 95 11 14 121 .02 .14 2 81 999
2/20 1000 30 29 32 96 8 12 131 .03 .12 2 80 999
2/20 900 29 29 31 97 9 13 125 .04 .09 0 95 999
2/20 800 29 29 31 98 11 16 114 .02 .05 0 207 999
2/20 700 29 28 30 98 10 13 124 .03 .03 0 80 1000
2/20 600 29 28 31 98 11 16 129 0 0 0 80 1001
2/20 500 29 29 31 97 11 14 129 0 0 4 79 1001

2/20 400 29 29 31 98 10 14 128 0 .26 4 80 1002
2/20 300 30 28 31 98 11 16 116 0 .26 4 79 1003
2/20 200 29 28 31 97 7 12 123 0 .26 3 79 1003
2/20 100 29 29 31 98 11 15 111 0 .26 2 79 1004
2/20 0 30 29 31 98 11 17 118 0 .26 4 80 1004
2/19 2300 29 29 31 98 9 14 114 0 .26 4 80 1004
2/19 2200 30 29 31 98 13 17 111 0 .26 4 80 1004
2/19 2100 29 29 31 98 14 17 107 0 .26 4 80 1003
2/19 2000 29 29 31 98 12 16 108 0 .26 5 80 1003
2/19 1900 30 29 31 98 9 16 98 .07 .26 5 79 1003
2/19 1800 31 29 31 97 9 15 99 .02 .19 3 77 1002
2/19 1700 30 30 32 97 10 12 106 .02 .17 3 78 1001
2/19 1600 31 30 32 96 9 13 99 .02 .15 3 79 1001
2/19 1500 32 31 33 94 9 12 105 .01 .13 4 80 1000
2/19 1400 31 32 34 93 4 11 96 .05 .12 4 79 1000
2/19 1300 31 31 33 95 7 12 89 0 .07 3 81 1000
2/19 1200 30 31 33 93 10 14 101 0 .07 3 79 999
2/19 1100 30 30 35 89 11 13 104 0 .07 3 81 999
2/19 1000 29 30 34 90 11 16 110 .01 .07 3 79 999
2/19 900 28 29 31 96 10 15 111 .04 .06 4 81 999
2/19 800 28 28 30 98 9 13 114 .01 .02 3 79 998
2/19 700 28 28 30 98 11 16 108 0 .01 3 77 997
2/19 600 29 28 30 98 12 18 99 0 .01 3 77 997
2/19 500 29 28 30 98 13 18 113 .01 .01 3 79 997

2/19 400 30 29 31 98 11 15 110 0 .38 3 80 997
2/19 300 29 29 30 98 7 11 85 .02 .38 3 212 997
2/19 200 29 30 31 98 3 7 29 .01 .36 3 79 997
2/19 100 30 30 31 98 6 10 41 .05 .35 2 80 997
2/19 0 31 31 32 98 1 5 53 .07 .3 2 79 997
2/18 2300 31 31 31 98 3 7 53 0 .23 0 78 997
2/18 2200 31 31 32 97 4 9 39 0 .23 0 78 997
2/18 2100 31 31 32 97 11 19 86 0 .23 0 78 997
2/18 2000 31 31 32 98 10 26 75 .02 .23 0 79 997
2/18 1900 32 31 32 97 4 8 85 .01 .21 0 78 997
2/18 1800 31 32 32 97 4 8 91 .02 .2 0 78 997
2/18 1700 32 32 32 96 3 8 97 .03 .18 0 78 997
2/18 1600 32 33 34 94 1 6 102 .03 .15 0 78 997
2/18 1500 32 33 36 92 4 7 108 .02 .12 0 207 996
2/18 1400 31 33 35 91 4 7 123 .02 .1 0 78 996
2/18 1300 30 32 35 87 6 10 118 .02 .08 0 78 996
2/18 1200 30 32 36 86 10 14 101 .01 .06 0 78 997
2/18 1100 30 31 33 91 12 16 103 .01 .05 1 77 997
2/18 1000 29 30 34 87 10 14 114 .01 .04 0 78 997
2/18 900 30 30 33 93 10 12 118 .03 .03 0 207 997
2/18 800 29 29 31 95 10 15 125 0 0 0 77 998
2/18 700 29 30 31 95 11 16 118 0 0 0 77 998
2/18 600 29 28 31 95 11 16 112 0 0 0 78 998
2/18 500 30 29 30 95 10 14 112 0 0 0 78 999

2/18 400 30 30 30 95 11 13 121 0 0 0 78 999
2/18 300 31 31 30 95 13 17 112 0 0 0 78 999
2/18 200 33 33 29 95 12 16 108 0 0 0 207 999
2/18 100 34 33 30 95 12 16 116 0 0 0 78 1000
2/18 0 30 34 30 93 14 18 116 0 0 0 207 1000
2/17 2300 30 32 30 95 14 19 116 0 0 0 78 1001
2/17 2200 31 32 30 94 12 17 120 0 0 0 207 1001
2/17 2100 31 33 31 95 11 14 123 0 0 0 207 1001
2/17 2000 32 32 31 96 10 14 131 0 0 0 -165 1001
2/17 1900 34 33 31 95 7 12 130 0 0 0 207 1001
2/17 1800 36 33 34 93 6 11 105 0 0 0 207 1002
2/17 1700 37 34 37 85 8 12 95 0 0 0 207 1002
2/17 1600 38 36 42 67 9 15 95 0 0 0 77 1002
2/17 1500 38 36 42 76 9 15 97 0 0 0 77 1002
2/17 1400 36 36 43 82 9 12 110 0 0 0 77 1003
2/17 1300 35 37 44 83 7 10 110 0 0 0 72 1004
2/17 1200 34 34 41 87 8 11 132 0 0 0 77 1005
2/17 1100 32 34 40 88 7 13 128 0 0 0 78 1005
2/17 1000 31 35 37 86 8 11 118 0 0 0 79 1006
2/17 900 30 31 33 97 8 11 130 0 0 0 78 1007
2/17 800 31 31 31 98 5 9 112 0 0 0 207 1007
2/17 700 31 30 30 98 0 3 109 0 0 0 79 1007
2/17 600 31 30 31 98 3 6 84 0 0 0 79 1007
2/17 500 31 30 32 98 3 9 21 0 0 0 79 1007

2/17 400 32 32 32 98 6 13 17 0 .67 0 79 1008
2/17 300 32 31 32 98 7 13 16 .03 .67 0 78 1008
2/17 200 32 32 32 98 6 14 15 .02 .64 0 80 1008
2/17 100 32 32 32 98 10 21 -7999 .06 .62 0 79 1008
2/17 0 32 32 32 98 10 17 164 .05 .56 0 79 1007
2/16 2300 33 32 33 98 12 33 322 .04 .51 0 79 1007
2/16 2200 34 32 33 98 17 35 242 .03 .47 0 79 1006
2/16 2100 34 33 33 98 15 25 219 .03 .44 0 79 1005
2/16 2000 34 33 33 98 12 18 89 .02 .41 0 79 1004
2/16 1900 35 33 33 98 14 31 305 .01 .39 0 80 1003
2/16 1800 36 34 33 97 14 26 -7999 0 .38 0 79 1002
2/16 1700 37 36 34 97 13 26 247 .01 .38 0 79 1001
2/16 1600 37 36 35 95 8 14 19 .02 .37 0 79 1001
2/16 1500 37 36 37 93 3 8 26 0 .35 0 207 1000
2/16 1400 38 37 38 91 3 8 34 0 .35 0 79 1000
2/16 1300 37 37 39 89 5 11 37 0 .35 0 78 1000
2/16 1200 37 36 35 93 1 5 43 .04 .35 0 79 1000
2/16 1100 37 37 36 92 1 5 142 .02 .31 0 80 999
2/16 1000 36 34 35 95 2 5 120 .02 .29 0 80 999
2/16 900 35 34 33 97 8 14 113 .03 .27 0 80 999
2/16 800 35 33 32 98 5 12 127 .08 .24 0 80 999
2/16 700 35 34 32 98 10 16 119 .01 .16 0 81 999
2/16 600 35 34 32 98 10 20 128 .06 .15 0 207 998
2/16 500 33 33 32 98 8 12 114 .09 .09 0 81 999

MM/DD Hour
PST
Temp
F
3760'
Temp
F
3770'
Temp
F
3010'
RH
%
3010'
Wind
Avg
3760'
Wind
Max
3760'
Wind
Dir
3760'
Hour
Prec.
3010'
Total
Prec.
3010'
24 Hr
Snow
3010'
Total
Snow
3010'
Press
mb
3010'