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12-17-2014
Northwest Avalanche Center
Washington Department of Transportation
Chinook Pass, Washington

Wind gages unheated and may rime
Equip temp is prec. gage temp
Prec. gage unreliable
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'

(some missing data for this range)
12/17 600 21 23 95 98 47 0 .02 377
12/17 500 21 23 95 99 -0 0 47 53 0 .02 377

12/17 400 23 95 0 0 57
12/17 300 24 23 96 99 0 0 61 53 0 .07 377
12/17 200 23 23 97 98 -0 0 57 52 .01 .07 377
12/17 100 24 23 96 100 -0 3 70 51 0 .06 377
12/17 0 23 22 96 99 -0 1 77 55 .01 .06 377
12/16 2300 24 23 97 98 -3 -0 131 54 0 .05 377
12/16 2200 23 23 96 99 -3 0 131 56 0 .05 26
12/16 2100 23 23 97 100 -3 -0 131 54 0 .05 26
12/16 2000 23 23 96 99 -2 0 131 58 0 .05 377
12/16 1900 22 24 96 99 -3 -0 131 58 0 .05 377
12/16 1800 22 24 96 100 -2 1 131 54 0 .05 377
12/16 1700 23 24 96 99 0 0 131 48 0 .05 377
12/16 1600 25 24 97 100 1 5 131 51 0 .05 377
12/16 1500 26 25 97 100 0 3 131 55 0 .05 377
12/16 1400 26 25 96 100 0 1 130 55 0 .05 27
12/16 1300 25 25 96 100 0 0 129 54 0 .05 27
12/16 1200 23 25 95 100 -0 1 130 56 0 .05 377
12/16 1100 23 24 95 100 -2 0 129 58 0 .05 27
12/16 1000 21 24 96 100 -2 0 126 57 .01 .05 377
12/16 900 20 95 -2 0 127 .04
12/16 800 20 22 95 99 -2 1 127 55 .01 .04 27
12/16 700 20 22 95 100 -2 0 127 52 .01 .03 27
12/16 600 20 22 95 100 -2 0 128 51 .01 .02 26
12/16 500 20 22 95 100 -2 0 127 49 .01 .01 26

12/16 400 20 22 95 100 -2 0 128 52 .01 .06 27
12/16 300 20 22 96 100 -0 1 126 48 .01 .05 25
12/16 200 20 22 95 100 -1 0 127 45 .01 .04 377
12/16 100 20 22 96 100 0 0 127 48 .01 .03 25
12/16 0 20 22 95 100 -0 0 130 58 .01 .02 377
12/15 2300 20 22 96 99 -2 0 137 59 .01 .01 25
12/15 2200 19 22 95 100 -0 0 104 57 0 0 25
12/15 2100 19 21 95 99 0 0 70 51 0 0 25
12/15 2000 19 21 96 100 0 0 5 52 0 0 25
12/15 1900 19 21 95 100 0 0 12 48 0 0 25
12/15 1800 19 21 95 100 -0 0 4 45 0 0 24
12/15 1700 20 21 96 100 -0 0 32 47 0 0 24
12/15 1600 20 22 96 100 0 0 45 45 0 0 25
12/15 1500 20 23 96 100 0 0 49 48 0 0 25
12/15 1400 21 23 96 100 0 0 50 51 0 0 25
12/15 1300 21 23 96 99 -0 0 48 51 0 0 25
12/15 1200 22 95 0 0 49 0
12/15 1100 0
12/15 1000 21 22 96 100 0 0 50 48 0 0 25
12/15 900 20 22 96 100 0 0 52 52 0 0 25
12/15 800 19 21 96 100 0 0 54 48 0 0 25
12/15 700 18 20 95 99 0 0 54 44 0 0 24
12/15 600 18 20 95 99 0 0 56 51 0 0 24
12/15 500 17 20 95 100 0 1 60 53 0 0 25

12/15 400 18 20 95 100 0 1 54 55 0 0 24
12/15 300 18 20 95 99 0 0 54 50 0 0 24
12/15 200 18 20 96 100 0 1 53 48 0 0 24
12/15 100 18 20 96 99 0 0 54 47 0 0 25
12/15 0 18 20 95 99 0 0 54 51 0 0 24
12/14 2300 19 21 95 99 0 0 52 52 0 0 24
12/14 2200 19 21 96 100 0 0 52 50 0 0 24
12/14 2100 19 20 96 99 0 0 54 46 0 0 24
12/14 2000 18 21 96 100 0 0 57 46 0 0 24
12/14 1900 19 21 96 99 0 0 52 48 0 0 25
12/14 1800 19 22 96 94 0 1 52 49 0 0 25
12/14 1700 20 22 96 95 0 0 50 52 0 0 25
12/14 1600 22 24 94 90 0 0 57 60 0 0 25
12/14 1500 25 25 92 88 0 0 52 62 0 0 25
12/14 1400 26 26 92 91 0 0 58 70 0 0 24
12/14 1300 26 26 94 91 0 0 77 89 0 0 22
12/14 1200 25 27 95 94 0 0 77 82 0 0 21
12/14 1100 24 26 96 91 0 0 66 78 0 0 23
12/14 1000 22 25 95 96 0 0 59 67 0 0 23
12/14 900 21 23 96 98 0 0 55 60 0 0 25
12/14 800 20 22 96 99 0 0 54 57 0 0 25
12/14 700 20 22 96 99 0 0 57 58 0 0 25
12/14 600 20 22 96 100 0 0 55 59 0 0 25
12/14 500 21 23 97 99 0 0 52 59 0 0 25

12/14 400 21 97 0 0 59
12/14 300 21 23 96 100 0 0 81 57 0 0 25
12/14 200 22 23 97 100 0 0 64 57 0 0 25
12/14 100 22 23 96 100 0 0 54 57 0 0 25
12/14 0 22 23 96 100 0 0 53 54 0 0 25
12/13 2300 22 23 96 100 0 0 70 50 0 0 25
12/13 2200 22 24 95 98 0 0 70 58 0 0 25
12/13 2100 22 25 97 97 0 0 50 60 0 0 25
12/13 2000 22 25 97 97 0 0 26 58 0 0 25
12/13 1900 23 25 97 97 0 0 298 59 0 0 25
12/13 1800 23 25 97 99 0 0 270 60 0 0 25
12/13 1700 24 25 97 99 0 0 262 61 0 0 25
12/13 1600 24 26 97 99 0 0 249 64 0 0 25
12/13 1500 26 27 98 96 0 0 235 65 0 0 25
12/13 1400 30 29 98 99 0 0 230 69 0 0 24
12/13 1300 29 29 98 97 0 0 224 73 0 0 24
12/13 1200 28 30 99 97 0 0 211 76 0 0 24
12/13 1100 26 29 97 97 0 0 211 72 0 0 24
12/13 1000 25 28 97 98 0 0 211 68 0 0 24
12/13 900 23 26 96 98 0 0 211 65 0 0 25
12/13 800 23 25 98 100 0 0 211 62 0 0 25
12/13 700 22 25 96 99 0 0 211 59 0 0 25
12/13 600 23 25 98 100 0 0 211 59 0 0 25
12/13 500 23 26 98 100 0 0 211 64 0 0 25

12/13 400 23 98 0 0 211
12/13 300 23 26 97 100 0 0 211 61 0 .01 25
12/13 200 23 26 97 100 0 0 211 64 0 .01 24
12/13 100 24 27 97 100 0 0 211 64 0 .01 24
12/13 0 24 26 97 100 0 0 211 59 0 .01 24
12/12 2300 24 27 97 100 0 0 211 62 0 .01 24
12/12 2200 23 27 98 100 0 0 211 65 0 .01 24
12/12 2100 24 27 97 100 0 0 211 64 0 .01 24
12/12 2000 25 27 98 100 0 0 211 65 0 .01 24
12/12 1900 25 27 97 100 0 0 211 62 0 .01 24
12/12 1800 25 27 98 100 0 0 211 65 0 .01 24
12/12 1700 25 27 98 100 0 0 211 62 0 .01 24
12/12 1600 26 28 98 98 0 0 211 61 0 .01 24
12/12 1500 26 98 0 0 211 .01
12/12 1400 27 29 98 97 0 0 211 63 0 .01 24
12/12 1300 30 99 70 0 .01 23
12/12 1200 29 31 99 100 0 0 211 71 0 .01 22
12/12 1100 28 31 99 100 0 0 211 72 0 .01 22
12/12 1000 28 31 98 100 0 0 211 71 0 .01 23
12/12 900 28 31 98 100 0 0 211 70 .01 .01 23
12/12 800 28 31 99 100 0 0 209 69 0 0 24
12/12 700 27 30 99 100 0 0 191 67 0 0 24
12/12 600 27 30 99 100 0 0 179 66 0 0 24
12/12 500 28 30 99 100 0 3 181 66 0 0 23

12/12 400 28 30 99 100 0 6 197 67 0 99.32 23
12/12 300 28 30 99 100 2 11 181 67 0 99.32 23
12/12 200 28 30 99 100 9 31 204 63 0 99.32 23
12/12 100 28 31 99 100 13 34 193 59 0 99.32 23
12/12 0 29 31 99 100 14 44 182 58 0 99.32 23
12/11 2300 28 31 99 100 22 55 169 58 0 99.32 23
12/11 2200 29 31 100 100 9 38 194 55 0 99.32 377
12/11 2100 29 31 100 100 8 27 200 58 0 99.32 21
12/11 2000 29 32 100 100 13 50 113 55 0 99.32 22
12/11 1900 31 32 99 100 27 63 110 57 0 99.32 23
12/11 1800 34 35 87 96 29 60 103 60 0 99.32 22
12/11 1700 33 35 99 100 20 68 90 61 0 99.32 23
12/11 1600 34 36 99 100 17 44 69 63 0 99.32 22
12/11 1500 33 35 100 100 14 44 70 60 .01 99.32 21
12/11 1400 33 34 100 100 14 37 46 64 0 99.31 23
12/11 1300 32 32 100 100 15 32 43 59 0 99.31 23
12/11 1200 32 37 99 31 8 21 31 32 99.3 99.31 3
12/11 1100 32 32 100 100 7 21 32 60 0 .01 24
12/11 1000 28 29 99 100 6 16 21 55 0 .01 23
12/11 900 28 30 99 100 7 19 23 52 .01 .01 377
12/11 800 28 29 99 100 8 20 18 52 0 0 377
12/11 700 26 28 98 100 8 21 24 58 0 0 22
12/11 600 27 28 98 100 10 31 41 63 0 0 22
12/11 500 26 28 99 100 7 19 31 61 0 0 22

(some missing data for this range)
12/11 400 26 29 99 100 8 24 38 58 .01 0 22
12/11 300 27 29 98 100 5 14 72 63 0 0 22
12/11 200 27 30 99 100 5 18 177 60 0 0 22
12/11 100 28 31 99 100 8 25 183 60 0 0 21
12/11 0 28 31 99 100 7 25 164 60 0 0 21
12/10 2300 28 31 99 100 13 28 169 62 0 0 377
12/10 2200 28 31 100 100 20 55 168 58 0 0 20
12/10 2100 30 32 100 100 10 33 188 57 0 0 21
12/10 2000 31 33 100 100 8 31 227 57 0 0 21
12/10 1900 31 33 100 100 8 32 128 57 0 0 21
12/10 1800 33 35 99 100 18 37 106 58 0 0 21
12/10 1700 34 36 100 100 14 40 93 62 0 0 21
12/10 1600 34 37 100 100 19 45 111 61 .01 0 21
12/10 1500 35 37 99 100 16 39 109 63 0 0 21
12/10 1400 35 38 99 100 16 30 101 68 0 0 21
12/10 1300 35 38 99 96 21 44 105 62 .01 0 22
12/10 1200 36 39 99 93 25 60 111 68 .01 0 22
12/10 1100 37 95 17 41 112 0
12/10 900 37 100 10 32 116 0
12/10 800 38 100 8 32 127 0
12/10 700 38 99 8 30 165 0
12/10 600 38 99 8 28 151 0
12/10 500 38 100 10 36 169 0

(some missing data for this range)
12/10 100 36 99 15 48 99
12/10 0 36 37 99 100 24 49 110 64 .01 0 21
12/9 2300 36 38 99 100 18 52 100 62 0 0 20
12/9 2200 35 38 99 100 8 27 97 63 0 0 22
12/9 2100 34 36 100 100 9 24 87 64 .01 0 22
12/9 2000 34 36 99 100 9 24 96 67 0 0 22
12/9 1900 34 36 99 100 9 23 96 73 0 0 23
12/9 1800 36 37 99 100 11 38 181 69 0 0 23
12/9 1700 36 38 97 100 19 49 176 70 0 0 23
12/9 1600 36 37 97 100 13 37 191 69 0 0 23
12/9 1500 37 38 99 100 17 41 176 68 0 0 22
12/9 1400 37 39 98 100 22 55 170 67 0 0 23
12/9 1300 38 40 99 100 14 41 178 64 .02 0 24
12/9 1200 38 100 10 34 197 0
12/9 1100 38 99 12 34 173 0
12/9 1000 39 100 10 37 188 0
12/9 900 38 40 100 100 15 41 170 61 .03 0 23
12/9 800 38 39 100 100 16 44 180 65 0 0 25
12/9 700 38 39 99 100 13 35 180 64 0 0 24
12/9 600 38 39 99 100 10 37 198 65 .03 0 26
12/9 500 37 38 99 100 7 27 189 64 0 0 26

12/9 400 36 38 99 100 5 17 199 63 0 25
12/9 300 36 38 99 100 7 23 179 62 0 27
12/9 200 36 38 99 100 7 23 197 64 0 27
12/9 100 36 38 99 100 6 17 199 64 0 27
12/9 0 35 38 98 98 11 32 97 66 0 27
12/8 2300 36 38 94 94 6 20 94 70 0 28
12/8 2200 36 37 92 96 4 11 149 70 0 28
12/8 2100 35 37 90 94 6 20 147 70 0 28
12/8 2000 36 37 80 90 10 38 190 68 0 28
12/8 1900 34 35 93 99 13 36 100 67 0 28
12/8 1800 34 34 97 100 9 28 100 67 0 28
12/8 1700 33 34 96 98 5 22 183 67 0 28
12/8 1600 35 35 78 92 4 11 163 70 0 28
12/8 1500 35 34 74 89 12 29 102 72 0 28
12/8 1400 35 34 69 91 14 34 102 71 0 28
12/8 1300 35 34 79 96 13 35 107 75 0 28
12/8 1200 35 34 79 97 10 23 116 76 0 28
12/8 1100 34 34 82 98 10 31 102 76 0 28
12/8 1000 34 32 85 99 6 15 117 77 0 28
12/8 900 32 29 95 100 10 24 92 68 0 29
12/8 800 33 29 97 100 9 25 118 66 0 29
12/8 700 31 28 99 100 12 26 89 65 0 30
12/8 600 32 28 99 100 9 20 90 65 0 29
12/8 500 33 28 98 100 8 22 94 62 0 29

12/8 400 34 97 8 21 100
12/8 300 33 32 97 100 9 21 94 71 0 30
12/8 200 33 32 93 100 6 15 72 70 0 30
12/8 100 35 33 93 99 6 20 51 72 0 30
12/8 0 31 33 99 98 6 15 56 68 0 30
12/7 2300 32 32 98 97 6 17 60 67 0 30
12/7 2200 31 32 99 100 9 21 52 68 0 31
12/7 2100 30 30 99 100 8 22 44 66 0 30
12/7 2000 30 29 99 100 11 30 50 63 0 30
12/7 1900 30 28 99 100 13 28 47 60 0 30
12/7 1800 28 29 99 100 14 28 43 58 0 30
12/7 1700 29 29 99 100 10 25 47 57 0 30
12/7 1600 30 29 100 100 10 25 45 59 0 30
12/7 1500 31 30 99 100 10 25 43 65 0 30
12/7 1400 32 33 98 97 9 22 49 77 0 30
12/7 1300 31 31 98 98 9 21 52 85 0 29
12/7 1200 31 29 99 99 10 26 50 71 0 29
12/7 1100 30 32 99 100 9 20 49 76 0 29
12/7 1000 30 31 99 100 8 19 43 74 0 30
12/7 900 29 30 99 100 7 17 45 68 0 30
12/7 800 29 30 99 100 7 18 54 65 0 30
12/7 700 29 30 99 100 7 17 48 62 0 31
12/7 600 29 30 99 100 7 18 45 65 0 31
12/7 500 29 29 99 100 6 18 56 64 0 30

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'