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1-18-2018
Northwest Avalanche Center
Alpental Ski Area, Washington

Precipitaton gage measurements may be delayed in heavy snow
Dec 7: Testing new Gill wind instrument speed and direction
MM/DD Hour
PST
Temp
F
5470'
Temp
F
4350'
Temp
F
3100'
RH
%
3100'
RH
%
5470'
Wind
Avg
5520'
Wind
Max
5520'
Wind
Dir.
5520'
Hour
Prec.
3100'
Total
Prec.
3100'
24 Hr
Snow
3100'
Total
Snow
3100'
24 Hr
Snow
4350'
Total
Snow
4350'
Inter
Snow
5470'

1/17 2000 31 32 33 100 100 19 60 166 .14 .14 1 71 3 94 3
1/17 2100 32 32 33 100 100 24 83 171 .07 .21 1 71 3 95 3
1/17 2200 32 33 33 100 100 22 76 172 .1 .31 1 72 3 97 3
1/17 2300 31 33 33 100 100 38 85 316 .1 .41 1 71 4 97 4
1/18 0 31 34 33 100 100 16 63 217 0 .41 1 71 4 97 4
1/18 100 30 34 33 100 99 24 73 170 0 .41 1 71 3 97 3
1/18 200 29 34 35 100 94 54 81 179 0 .41 1 71 3 96 4
1/18 300 28 34 35 96 100 61 127 350 .01 .42 1 71 3 97 4
1/18 400 28 34 34 99 100 71 131 201 .06 .48 1 71 3 283 5
1/18 500 27 33 33 100 99 56 75 0 .11 .59 1 70 5 283 7
1/18 600 26 32 32 100 99 16 50 182 .05 .64 2 70 5 283 8
1/18 700 25 31 32 100 97 48 78 169 .07 .71 0 70 7 94 10
1/18 800 24 30 33 95 97 36 75 350 0 .71 0 70 6 100 10
1/18 900 25 31 33 99 96 50 81 357 0 .71 1 70 6 100 10
1/18 1000 25 31 34 95 95 29 110 1 0 .71 0 70 0 97 -0
1/18 1100 26 32 35 96 95 17 43 343 0 .71 0 71 0 98 -0
1/18 1200 27 33 36 96 93 23 69 329 0 .71 0 70 0 98 -0
1/18 1300 27 34 36 96 94 38 79 295 0 .71 0 70 0 98 -0
1/18 1400 27 33 34 98 93 32 76 206 0 .71 0 71 0 96 0
1/18 1500 27 32 34 98 97 44 78 190 .02 .73 0 71 0 97 0
1/18 1600 26 32 33 99 97 23 70 158 0 .73 0 71 0 283 0
1/18 1700 26 31 33 100 98 29 82 185 .01 .74 0 71 0 283 1
1/18 1800 26 31 32 100 96 16 68 89 .03 .77 0 71 0 99 2
1/18 1900 24 30 32 100 97 12 78 167 .04 .81 0 70 0 97 2
Total
Prec.
3100'
.81