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

Equip temp is prec. gage temperature
Prec.gage not heating
Total snow may read bushes in early season
MM/DD Hour
PST
Temp
F
4100'
RH
%
4100'
Equip
Temp
4100'
Hour
Prec.
4100'
Total
Prec.
4100'
24 Hr
Snow
4100'
Total
Snow
4100'

(some missing data for this range)
12/17 2100 27 97 52 0 .13 2 6
12/17 2000 28 97 51 0 .13 2 6
12/17 1900 28 97 51 0 .13 2 6
12/17 1800 28 97 51 0 .13 2 6
12/17 1700 28 96 51 0 .13 2 6
12/17 1600 29 95 52 0 .13 2 6
12/17 1500 29 93 52 0 .13 2 6
12/17 1400 30 92 53 0 .13 2 6
12/17 1300 29 92 53 0 .13 2 6
12/17 1200 29 93 52 0 .13 2 6
12/17 1100 28 92 51 0 .13 2 6
12/17 1000 28 93 50 .01 .13 1 6
12/17 900 27 95 47 .03 .12 2 6
12/17 800 26 96 46 .02 .09 2 6
12/17 700 26 96 45 .02 .07 2 6
12/17 600 26 96 44 .02 .05 1 6
12/17 500 26 96 45 .03 .03 1 6

12/17 400 26 97 47 0 0 0 6
12/17 300 26 97 48 0 0 0 6
12/17 200 26 97 48 0 0 0 6
12/17 100 26 97 48 0 0 0 6
12/17 0 26 96 49 0 0 0 6
12/16 2300 26 96 49 0 0 0 6
12/16 2200 26 96 49 0 0 0 6
12/16 2100 26 96 49 0 0 0 6
12/16 2000 26 97 48 0 0 0 6
12/16 1900 26 95 49 0 0 0 6
12/16 1800 27 95 48 0 0 0 4
12/16 1700 27 94 49 0 0 0 4
12/16 1600 27 94 48 0 0 0 4
12/16 1500 28 92 49 0 0 0 3
12/16 1400 28 91 50 0 0 0 4
12/16 1300 28 90 49 0 0 0 4
12/16 1200 28 89 50 0 0 0 4
12/16 1100 28 89 50 0 0 0 3
12/16 1000 27 91 47 0 0 0 4
12/16 900 26 94 44 0 0 0 6
12/16 800 26 94 44 0 0 0 4
12/16 700 26 94 43 0 0 0 5
12/16 600 26 90 44 0 0 0 4
12/16 500 27 85 44 0 0 0 4

12/16 400 27 84 45 0 0 0 5
12/16 300 27 87 45 0 0 0 4
12/16 200 27 89 46 0 0 0 4
12/16 100 27 89 45 0 0 0 4
12/16 0 27 92 44 0 0 0 4
12/15 2300 27 94 45 0 0 0 4
12/15 2200 26 92 45 0 0 0 4
12/15 2100 26 91 45 0 0 -0 4
12/15 2000 26 91 44 0 0 0 4
12/15 1900 26 92 43 0 0 0 3
12/15 1800 26 92 44 0 0 -0 4
12/15 1700 26 93 43 0 0 -0 5
12/15 1600 26 92 44 0 0 0 5
12/15 1500 26 92 44 0 0 0 4
12/15 1400 26 92 45 0 0 0 4
12/15 1300 26 95 45 0 0 0 3
12/15 1200 26 96 45 0 0 -0 5
12/15 1100 25 96 44 0 0 -0 4
12/15 1000 26 95 45 0 0 0 3
12/15 900 26 93 45 0 0 0 4
12/15 800 26 93 43 0 0 -0 4
12/15 700 26 93 44 0 0 0 3
12/15 600 26 92 44 0 0 -0 3
12/15 500 27 89 45 0 0 0 4

12/15 400 27 91 46 0 0 0 3
12/15 300 26 92 44 0 0 -0 3
12/15 200 26 92 44 0 0 -0 4
12/15 100 26 94 44 0 0 0 4
12/15 0 26 96 43 0 0 0 5
12/14 2300 25 96 44 0 0 0 3
12/14 2200 25 94 46 0 0 0 3
12/14 2100 25 96 44 0 0 0 3
12/14 2000 24 96 46 0 0 0 3
12/14 1900 24 96 44 0 0 -0 3
12/14 1800 24 95 44 0 0 0 3
12/14 1700 25 91 45 0 0 0 3
12/14 1600 27 83 47 0 0 0 6
12/14 1500 28 78 49 0 0 -0 5
12/14 1400 30 75 50 0 0 -0 4
12/14 1300 31 70 55 0 0 -0 3
12/14 1200 32 68 59 0 0 -0 6
12/14 1100 31 69 70 0 0 -0 3
12/14 1000 31 69 66 0 0 -0 6
12/14 900 26 82 48 0 0 0 6
12/14 800 26 80 48 0 0 0 6
12/14 700 26 80 48 0 0 0 6
12/14 600 27 80 48 0 0 0 6
12/14 500 25 90 48 0 0 0 5

12/14 400 25 92 47 0 0 0 4
12/14 300 24 89 47 0 0 0 5
12/14 200 25 88 48 0 0 0 5
12/14 100 25 91 49 0 0 0 6
12/14 0 25 89 48 0 0 0 6
12/13 2300 25 88 49 0 0 0 4
12/13 2200 26 88 49 0 0 0 4
12/13 2100 26 87 49 0 0 0 3
12/13 2000 27 86 49 0 0 0 4
12/13 1900 28 86 50 0 0 0 4
12/13 1800 28 88 50 0 0 -0 4
12/13 1700 28 87 53 0 0 -0 4
12/13 1600 31 83 53 0 0 -0 4
12/13 1500 34 73 56 0 0 -0 4
12/13 1400 35 68 59 0 0 0 3
12/13 1300 37 59 65 0 0 -0 4
12/13 1200 38 59 72 0 0 -0 4
12/13 1100 35 64 77 0 0 -0 4
12/13 1000 34 65 77 0 0 -0 3
12/13 900 27 85 50 0 0 0 4
12/13 800 27 85 49 0 0 0 4
12/13 700 26 89 48 0 0 0 3
12/13 600 27 86 49 0 0 -0 4
12/13 500 27 88 48 0 0 0 4

12/13 400 27 88 49 0 0 0 4
12/13 300 28 88 49 0 0 -0 3
12/13 200 28 90 50 0 0 -0 3
12/13 100 29 86 51 0 0 -0 4
12/13 0 30 83 51 0 0 -0 4
12/12 2300 30 84 51 0 0 0 4
12/12 2200 29 85 50 0 0 -0 4
12/12 2100 30 83 52 0 0 -0 4
12/12 2000 32 79 52 0 0 -0 4
12/12 1900 33 77 52 0 0 0 4
12/12 1800 33 77 53 0 0 -0 4
12/12 1700 34 78 55 0 0 0 4
12/12 1600 35 75 57 0 0 0 3
12/12 1500 37 74 60 0 0 0 3
12/12 1400 37 74 61 0 0 -0 3
12/12 1300 38 73 63 0 0 -0 3
12/12 1200 38 73 63 0 0 -0 3
12/12 1100 37 73 62 0 0 0 3
12/12 1000 36 80 59 0 0 -0 3
12/12 900 35 78 57 0 0 0 4
12/12 800 34 84 54 0 0 0 4
12/12 700 35 82 55 0 0 -0 4
12/12 600 35 81 55 0 0 0 4
12/12 500 36 78 56 0 0 -0 4

12/12 400 36 76 55 0 .22 -0 4
12/12 300 36 78 55 0 .22 0 3
12/12 200 36 78 53 0 .22 -0 3
12/12 100 36 83 54 0 .22 0 3
12/12 0 35 83 54 0 .22 -0 3
12/11 2300 37 75 55 0 .22 0 3
12/11 2200 41 61 56 0 .22 0 4
12/11 2100 41 67 56 0 .22 0 3
12/11 2000 43 66 57 0 .22 0 18
12/11 1900 43 71 57 0 .22 0 4
12/11 1800 43 79 56 .01 .22 0 4
12/11 1700 43 80 56 0 .21 -0 3
12/11 1600 42 82 58 0 .21 0 3
12/11 1500 43 80 57 0 .21 0 3
12/11 1400 41 85 53 .02 .21 0 4
12/11 1300 33 98 48 .03 .19 0 4
12/11 1200 33 98 47 .02 .16 0 6
12/11 1100 34 96 50 .02 .14 0 4
12/11 1000 33 95 47 .05 .12 0 4
12/11 900 34 96 47 .06 .07 0 4
12/11 800 33 92 50 .01 .01 0 3
12/11 700 35 82 53 0 0 -0 4
12/11 600 33 88 53 0 0 -0 3
12/11 500 32 92 52 0 0 -0 3

12/11 400 30 96 52 0 .02 0 3
12/11 300 30 95 51 0 .02 0 3
12/11 200 32 91 52 0 .02 -0 3
12/11 100 33 90 53 0 .02 -0 3
12/11 0 34 92 54 0 .02 0 3
12/10 2300 35 94 54 .02 .02 0 4
12/10 2200 40 75 58 0 0 0 18
12/10 2100 40 82 59 0 0 -0 18
12/10 2000 42 77 59 0 0 -0 3
12/10 1900 45 68 59 0 0 0 18
12/10 1800 42 80 60 0 0 0 4
12/10 1700 42 79 59 0 0 -0 3
12/10 1600 45 67 62 0 0 -0 18
12/10 1500 45 68 62 0 0 -0 4
12/10 1400 45 76 65 0 0 -0 3
12/10 1300 45 77 62 0 0 0 5
12/10 1200 43 89 64 0 0 0 3
12/10 1100 42 96 61 0 0 0 3
12/10 1000 40 100 59 0 0 0 3
12/10 900 41 99 59 0 0 0 4
12/10 800 39 100 60 0 0 0 3
12/10 700 39 99 60 0 0 0 3
12/10 600 41 97 61 0 0 0 3
12/10 500 43 96 60 0 0 0 3

12/10 400 41 99 58 .01 .3 0 3
12/10 300 41 99 57 .01 .29 -0 3
12/10 200 39 98 57 .03 .28 -0 4
12/10 100 42 98 55 0 .25 0 4
12/10 0 39 100 59 .01 .25 -0 3
12/9 2300 38 100 57 0 .24 -0 4
12/9 2200 37 100 58 0 .24 0 5
12/9 2100 38 100 61 0 .24 0 5
12/9 2000 35 100 58 0 .24 0 17
12/9 1900 36 100 57 0 .24 0 18
12/9 1800 38 99 59 0 .24 0 17
12/9 1700 39 100 58 0 .24 -0 17
12/9 1600 39 100 60 0 .24 -0 17
12/9 1500 40 99 58 .04 .24 -0 17
12/9 1400 39 99 57 .08 .2 -0 17
12/9 1300 38 100 56 .05 .12 -0 4
12/9 1200 38 99 59 .03 .07 -0 17
12/9 1100 39 99 57 .02 .04 -0 17
12/9 1000 38 99 60 .01 .02 0 5
12/9 900 37 100 57 0 .01 0 6
12/9 800 35 99 56 0 .01 0 6
12/9 700 35 100 56 0 .01 0 5
12/9 600 34 100 52 .01 .01 0 7
12/9 500 34 99 56 0 0 0 5

12/9 400 34 100 58 0 0 0 5
12/9 300 34 99 57 0 0 0 7
12/9 200 34 99 59 0 0 0 7
12/9 100 33 99 58 0 0 0 7
12/9 0 32 100 57 0 0 0 7
12/8 2300 32 99 58 0 0 0 5
12/8 2200 32 99 58 0 0 0 5
12/8 2100 32 99 57 0 0 0 5
12/8 2000 31 99 56 0 0 0 5
12/8 1900 32 99 57 0 0 0 5
12/8 1800 32 99 57 0 0 0 5
12/8 1700 33 99 57 0 0 0 5
12/8 1600 33 98 58 0 0 0 5
12/8 1500 33 98 60 0 0 0 5
12/8 1400 34 98 61 0 0 0 5
12/8 1300 33 98 60 0 0 0 5
12/8 1200 35 97 64 0 0 0 5
12/8 1100 33 98 62 0 0 0 7
12/8 1000 32 99 61 0 0 0 6
12/8 900 32 99 57 0 0 0 5
12/8 800 31 100 54 0 0 0 5
12/8 700 31 100 55 0 0 0 6
12/8 600 30 99 56 0 0 0 6
12/8 500 30 99 56 0 0 0 5

12/8 400 30 99 56 0 0 0 5
12/8 300 30 99 55 0 0 0 5
12/8 200 30 99 56 0 0 0 5
12/8 100 29 99 54 0 0 0 5
12/8 0 29 99 54 0 0 0 5
12/7 2300 29 99 53 0 0 0 5
12/7 2200 29 99 52 0 0 0 5
12/7 2100 29 99 53 0 0 0 5
12/7 2000 29 99 52 0 0 0 5
12/7 1900 29 99 53 0 0 0 5
12/7 1800 29 99 52 0 0 0 5
12/7 1700 29 99 53 0 0 0 5
12/7 1600 30 99 53 0 0 0 5
12/7 1500 30 97 56 0 0 0 5
12/7 1400 32 95 60 0 0 0 5
12/7 1300 33 94 62 0 0 0 5
12/7 1200 32 94 61 0 0 0 5
12/7 1100 32 96 58 0 0 0 5
12/7 1000 32 97 59 0 0 0 5
12/7 900 31 97 59 0 0 0 5
12/7 800 31 99 57 0 0 0 5
12/7 700 30 99 55 0 0 0 5
12/7 600 30 99 55 0 0 0 5
12/7 500 30 99 56 0 0 0 5

MM/DD Hour
PST
Temp
F
4100'
RH
%
4100'
Equip
Temp
4100'
Hour
Prec.
4100'
Total
Prec.
4100'
24 Hr
Snow
4100'
Total
Snow
4100'