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2-23-2017
Northwest Avalanche Center
Washington Department of Transportation
Grace Lakes, Stevens Pass, Washington

Wind direction not accurate
MM/DD Hour
PST
Temp
F
4800'
RH
%
4800'
Wind
Avg
4800'
Wind
Max
4800'
Wind
Dir
4800'
Total
Snow
4800'
Shot
Snow
4800'

(some missing data for this range)
2/23 2100 18 90 0 4 0 100 35
2/23 2000 18 91 0 1 0 100 35
2/23 1900 19 90 0 3 360 100 35
2/23 1800 19 90 0 1 0 101 35
2/23 1700 21 87 0 0 0 100 35
2/23 1600 23 85 0 2 0 101 35
2/23 1500 23 84 0 5 0 100 35
2/23 1400 23 81 0 3 0 101 6
2/23 1300 22 83 0 0 0 101 7
2/23 1200 22 82 0 3 360 101 7
2/23 1100 22 81 0 0 0 101 7
2/23 1000 21 81 0 1 0 100 7
2/23 900 20 78 0 1 0 100 7
2/23 800 18 85 0 2 0 100 7
2/23 700 17 88 0 2 360 100 7
2/23 600 17 90 0 3 0 100 7
2/23 500 17 90 0 2 0 98 7

2/23 400 18 90 0 3 360 99 8
2/23 300 18 93 0 2 0 100 8
2/23 200 17 91 0 2 0 101 8
2/23 100 18 90 0 0 0 101 8
2/23 0 18 90 0 4 0 101 8
2/22 2300 19 93 0 1 0 101 8
2/22 2200 20 94 0 0 0 101 8
2/22 2100 20 94 0 0 0 101 8
2/22 2000 20 94 0 0 360 101 8
2/22 1900 20 92 0 2 360 102 8
2/22 1800 21 93 0 3 360 102 8
2/22 1700 24 89 0 4 0 102 8
2/22 1600 26 84 0 3 0 101 8
2/22 1500 27 83 0 2 0 101 8
2/22 1400 26 83 0 3 0 102 8
2/22 1300 27 80 0 4 0 101 8
2/22 1200 25 84 0 2 0 102 8
2/22 1100 25 84 0 0 0 101 8
2/22 1000 24 87 0 0 360 102 8
2/22 900 22 91 0 1 0 102 8
2/22 800 21 93 0 1 0 103 8
2/22 700 20 94 0 6 0 103 7
2/22 600 20 92 0 6 360 102 8
2/22 500 21 93 0 5 360 102 8

2/22 400 21 93 1 7 360 102 8
2/22 300 22 93 1 6 360 103 8
2/22 200 22 94 0 6 360 101 8
2/22 100 23 94 0 5 360 102 8
2/22 0 23 95 0 6 360 101 8
2/21 2300 23 94 0 6 360 103 8
2/21 2200 22 94 1 6 360 103 8
2/21 2100 22 94 1 7 360 103 8
2/21 2000 22 92 1 6 0 103 8
2/21 1900 23 92 1 6 0 103 8
2/21 1800 24 95 1 7 360 103 8
2/21 1700 25 92 1 9 360 104 8
2/21 1600 26 94 2 10 360 103 8
2/21 1500 28 94 1 7 360 103 35
2/21 1400 28 95 1 9 360 102 35
2/21 1300 29 93 0 5 0 101 8
2/21 1200 31 92 0 2 0 103 8
2/21 1100 31 93 0 0 360 103 8
2/21 1000 30 92 0 0 360 103 8
2/21 900 29 92 0 0 0 102 8
2/21 800 27 95 0 0 0 103 8
2/21 700 26 96 0 3 0 103 8
2/21 600 27 96 0 3 0 102 8
2/21 500 27 94 0 0 0 103 8

2/21 400 27 93 0 0 0 103 8
2/21 300 27 94 0 3 0 103 8
2/21 200 27 94 0 5 0 103 8
2/21 100 26 95 2 6 0 103 8
2/21 0 27 95 2 7 360 103 8
2/20 2300 28 95 0 0 360 103 8
2/20 2200 27 96 0 0 360 102 35
2/20 2100 27 96 0 0 360 102 35
2/20 2000 27 97 0 0 360 103 35
2/20 1900 27 98 0 5 360 102 7
2/20 1800 27 97 0 7 360 103 8
2/20 1700 27 97 0 4 360 102 8
2/20 1600 28 96 3 10 360 102 8
2/20 1500 29 95 0 9 360 103 8
2/20 1400 30 92 0 0 360 102 8
2/20 1300 29 91 0 5 360 101 35
2/20 1200 28 92 4 11 360 100 6
2/20 1100 27 92 4 13 360 101 7
2/20 1000 27 94 2 6 360 101 7
2/20 900 26 95 2 5 360 102 6
2/20 800 25 96 2 5 360 101 6
2/20 700 25 96 0 4 360 103 6
2/20 600 24 96 1 3 360 99 3
2/20 500 24 96 2 4 360 99 4

2/20 400 24 96 1 5 360 99 4
2/20 300 25 94 0 5 0 99 5
2/20 200 25 94 0 4 0 100 6
2/20 100 26 94 0 3 0 101 6
2/20 0 27 92 0 0 360 101 6
2/19 2300 27 93 0 0 360 100 6
2/19 2200 27 93 0 0 360 100 5
2/19 2100 27 96 0 0 360 100 35
2/19 2000 27 96 0 0 360 101 6
2/19 1900 28 96 0 1 360 102 35
2/19 1800 28 96 0 1 360 100 5
2/19 1700 29 95 0 0 360 101 4
2/19 1600 29 93 0 0 0 101 5
2/19 1500 30 94 0 0 0 99 4
2/19 1400 30 91 0 0 0 101 35
2/19 1300 30 92 0 1 360 99 35
2/19 1200 29 90 0 2 360 100 3
2/19 1100 27 92 0 1 360 100 4
2/19 1000 28 93 0 0 0 99 35
2/19 900 26 94 0 2 0 97 3
2/19 800 25 96 2 4 0 99 3
2/19 700 25 96 0 3 0 99 35
2/19 600 26 96 0 2 0 99 3
2/19 500 26 97 0 2 360 100 3

2/19 400 26 96 0 0 360 98 3
2/19 300 26 96 0 0 360 99 3
2/19 200 27 96 0 0 360 98 3
2/19 100 28 97 0 0 360 100 4
2/19 0 28 97 0 0 360 99 3
2/18 2300 27 97 0 0 360 98 3
2/18 2200 28 97 0 0 360 99 3
2/18 2100 28 97 0 0 360 99 3
2/18 2000 28 98 0 0 360 98 3
2/18 1900 28 98 0 0 360 100 3
2/18 1800 28 98 0 0 0 99 3
2/18 1700 30 97 0 1 0 99 2
2/18 1600 31 94 0 0 0 99 3
2/18 1500 31 92 0 5 0 99 2
2/18 1400 31 92 3 6 0 99 2
2/18 1300 31 91 2 6 360 97 2
2/18 1200 31 91 3 6 0 97 2
2/18 1100 30 92 2 6 360 94 2
2/18 1000 29 93 4 7 360 96 2
2/18 900 28 95 4 8 360 98 2
2/18 800 27 96 4 10 360 99 2
2/18 700 27 97 5 10 360 98 2
2/18 600 27 96 5 11 0 99 2
2/18 500 27 91 4 10 0 99 2

2/18 400 28 89 2 7 0 99 2
2/18 300 27 90 4 11 0 99 2
2/18 200 27 90 4 10 0 99 2
2/18 100 27 89 5 11 0 99 2
2/18 0 27 90 5 10 0 99 2
2/17 2300 27 90 5 11 0 99 2
2/17 2200 26 91 5 9 0 99 2
2/17 2100 27 91 5 11 0 99 2
2/17 2000 26 92 5 11 360 99 2
2/17 1900 26 92 5 11 360 100 2
2/17 1800 27 90 6 11 360 100 2
2/17 1700 28 89 6 11 360 100 2
2/17 1600 29 89 5 10 0 100 2
2/17 1500 30 91 5 10 360 100 2
2/17 1400 31 93 4 10 0 100 2
2/17 1300 31 93 2 10 360 99 2
2/17 1200 30 94 3 7 360 100 2
2/17 1100 30 96 2 5 360 100 2
2/17 1000 28 96 1 5 0 100 2
2/17 900 28 97 0 5 0 101 2
2/17 800 27 96 0 0 0 101 2
2/17 700 26 96 0 0 360 101 2
2/17 600 27 97 0 0 360 101 2
2/17 500 28 98 0 0 360 101 2

2/17 400 28 98 0 3 360 100 2
2/17 300 29 99 0 5 360 100 2
2/17 200 29 100 3 9 360 100 1
2/17 100 29 99 4 13 360 98 1
2/17 0 29 98 5 16 360 99 1
2/16 2300 29 99 5 13 360 100 0
2/16 2200 29 100 6 15 0 100 0
2/16 2100 30 100 3 10 0 100 0
2/16 2000 30 100 3 11 0 101 0
2/16 1900 31 95 2 9 0 101 0
2/16 1800 31 98 4 14 0 101 0
2/16 1700 32 98 2 9 360 101 0
2/16 1600 33 98 1 8 360 102 0
2/16 1500 34 97 0 3 360 101 0
2/16 1400 34 98 0 3 360 101 0
2/16 1300 33 98 0 2 360 102 0
2/16 1200 34 100 0 0 0 101 0
2/16 1100 34 98 0 0 0 101 0
2/16 1000 34 97 0 0 0 101 0
2/16 900 32 100 0 0 0 101 0
2/16 800 32 100 0 1 0 101 0
2/16 700 32 100 0 0 0 102 0
2/16 600 32 100 0 0 0 102 0
2/16 500 33 100 0 1 0 102 0

2/16 400 32 100 0 1 0 103 0
2/16 300 32 100 1 4 0 103 0
2/16 200 30 100 2 5 0 103 0
2/16 100 29 100 2 6 0 103 0
2/16 0 30 100 2 5 0 103 0
2/15 2300 29 100 2 6 0 104 0
2/15 2200 30 100 2 6 0 104 0
2/15 2100 29 100 2 6 0 103 0
2/15 2000 29 100 2 7 0 103 0
2/15 1900 29 98 2 6 0 103 0
2/15 1800 30 100 2 6 0 103 0
2/15 1700 30 98 2 6 0 103 0
2/15 1600 29 100 4 8 0 104 0
2/15 1500 30 100 3 7 0 104 0
2/15 1400 30 100 4 9 0 104 0
2/15 1300 30 98 2 6 0 104 0
2/15 1200 32 98 2 6 0 105 0
2/15 1100 32 98 3 7 0 105 0
2/15 1000 31 98 2 6 0 105 0
2/15 900 31 98 3 8 0 105 0
2/15 800 32 100 2 6 0 105 0
2/15 700 31 100 2 6 0 106 0
2/15 600 32 100 3 9 0 106 0
2/15 500 29 98 5 13 360 106 5

2/15 400 29 97 6 14 360 106 5
2/15 300 29 96 7 17 0 106 5
2/15 200 29 91 8 18 360 106 5
2/15 100 29 89 7 16 360 106 5
2/15 0 28 84 8 17 360 105 5
2/14 2300 28 78 6 17 360 105 5
2/14 2200 29 72 7 16 360 105 5
2/14 2100 29 66 8 20 360 104 5
2/14 2000 29 66 9 19 360 104 5
2/14 1900 29 66 9 19 0 105 5
2/14 1800 30 64 10 21 0 105 5
2/14 1700 31 61 10 20 0 105 5
2/14 1600 32 60 10 18 0 105 5
2/14 1500 34 56 9 18 360 105 5
2/14 1400 33 56 9 20 0 105 5
2/14 1300 34 52 10 19 0 105 5
2/14 1200 33 51 10 21 0 105 5
2/14 1100 32 51 11 22 360 105 6
2/14 1000 31 51 10 22 360 105 6
2/14 900 30 51 9 18 0 106 6
2/14 800 29 50 9 21 0 106 6
2/14 700 29 47 9 20 0 106 6
2/14 600 29 47 9 21 0 106 6
2/14 500 29 40 7 17 0 107 6

2/14 400 29 43 8 19 0 105 6
2/14 300 29 40 9 21 0 106 6
2/14 200 28 42 10 19 0 106 6
2/14 100 27 44 7 17 0 106 6
2/14 0 27 50 9 18 0 106 6
2/13 2300 27 51 8 16 0 106 6
2/13 2200 27 52 6 15 0 106 6
2/13 2100 29 45 8 17 0 107 6
2/13 2000 28 52 10 20 360 107 6
2/13 1900 29 52 6 16 0 107 6
2/13 1800 30 51 6 17 0 106 6
2/13 1700 31 52 8 20 0 107 6
2/13 1600 32 53 8 19 0 107 6
2/13 1500 32 56 8 19 0 107 6
2/13 1400 31 58 9 18 0 107 6
2/13 1300 30 63 9 19 0 107 6
2/13 1200 31 67 9 18 360 107 6
2/13 1100 31 65 8 17 360 107 6
2/13 1000 31 66 8 18 0 107 6
2/13 900 27 75 9 20 0 108 6
2/13 800 26 75 7 18 0 108 6
2/13 700 25 80 6 14 0 108 6
2/13 600 28 65 5 13 0 108 6
2/13 500 26 78 5 14 0 108 6

MM/DD Hour
PST
Temp
F
4800'
RH
%
4800'
Wind
Avg
4800'
Wind
Max
4800'
Wind
Dir
4800'
Total
Snow
4800'
Shot
Snow
4800'