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4-23-2017
Northwest Avalanche Center
Washington Department of Transportation
Blewett Pass, WA

Apr 2017: 24 hr board removed and precip heat turned off until next winter
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'
Press
mb
4100'

4/23 300 32 84 31 0 0 77 2 1011
4/23 200 33 84 31 0 0 77 2 1012
4/23 100 34 82 32 0 0 78 2 1012
4/23 0 35 79 33 0 0 78 2 1012
4/22 2300 36 79 34 0 0 79 2 1012
4/22 2200 36 81 34 0 0 79 2 1012
4/22 2100 37 81 35 0 0 80 1 1013
4/22 2000 38 80 37 0 0 80 1 1013
4/22 1900 41 77 41 0 0 81 1 1013
4/22 1800 42 68 43 0 0 82 2 1013
4/22 1700 42 76 45 0 0 83 2 1012
4/22 1600 46 65 50 0 0 84 0 1012
4/22 1500 48 57 53 0 0 84 1 1012
4/22 1400 46 63 54 0 0 85 1 1012
4/22 1300 47 61 57 0 0 83 2 1011
4/22 1200 43 68 47 0 0 83 0 1011
4/22 1100 46 57 52 0 0 82 2 1011
4/22 1000 42 66 48 0 0 81 1 1011
4/22 900 40 69 45 0 0 81 2 1012
4/22 800 43 62 51 0 0 82 2 1013
4/22 700 40 70 46 0 0 80 1 1013
4/22 600 37 76 38 0 0 79 1 1014
4/22 500 37 76 36 0 0 78 1 1015

4/22 400 37 71 36 0 0 80 1 1016
4/22 300 40 56 39 0 0 80 2 1017
4/22 200 42 57 41 0 0 81 2 1018
4/22 100 42 53 42 0 0 81 2 1018
4/22 0 43 53 42 0 0 81 2 1019
4/21 2300 42 58 41 0 0 79 2 1020
4/21 2200 38 59 37 0 0 78 2 1021
4/21 2100 39 58 37 0 0 78 2 1021
4/21 2000 39 62 37 0 0 80 2 1021
4/21 1900 43 53 42 0 0 83 2 1021
4/21 1800 47 42 48 0 0 85 2 1022
4/21 1700 49 38 51 0 0 86 2 1023
4/21 1600 51 35 57 0 0 87 2 1023
4/21 1500 49 43 53 0 0 87 2 1024
4/21 1400 49 43 55 0 0 89 1 1024
4/21 1300 48 42 56 0 0 89 0 1024
4/21 1200 47 47 52 0 0 88 1 1025
4/21 1100 47 46 57 0 0 88 1 1025
4/21 1000 47 47 60 0 0 88 1 1025
4/21 900 46 45 62 0 0 86 1 1025
4/21 800 45 52 60 0 0 83 1 1025
4/21 700 46 52 55 0 0 82 1 1025
4/21 600 31 81 28 0 0 79 2 1025
4/21 500 30 82 27 0 0 79 2 1025

4/21 400 30 90 27 0 0 79 2 1025
4/21 300 29 91 26 0 0 79 2 1025
4/21 200 30 89 28 0 0 80 2 1024
4/21 100 30 86 28 0 0 80 2 1024
4/21 0 32 83 30 0 0 81 2 1024
4/20 2300 34 80 31 0 0 82 1 1024
4/20 2200 34 80 32 0 0 82 1 1023
4/20 2100 36 76 34 0 0 83 2 1023
4/20 2000 36 75 34 0 0 84 2 1022
4/20 1900 38 69 38 0 0 85 2 1022
4/20 1800 43 58 44 0 0 87 2 1021
4/20 1700 44 52 47 0 0 87 2 1021
4/20 1600 47 51 54 0 0 89 1 1021
4/20 1500 47 46 53 0 0 90 1 1020
4/20 1400 47 51 55 0 0 92 2 1020
4/20 1300 48 46 62 0 0 93 1 1020
4/20 1200 47 45 60 0 0 92 2 1019
4/20 1100 45 55 61 0 0 91 1 1019
4/20 1000 42 59 58 0 0 89 1 1018
4/20 900 41 63 58 0 0 86 1 1017
4/20 800 42 65 54 0 0 87 1 1017
4/20 700 38 72 41 0 0 91 2 1016
4/20 600 33 86 32 0 0 97 2 1016
4/20 500 32 91 31 0 0 96 2 1015

4/20 400 33 93 32 0 .23 94 1 1015
4/20 300 34 93 33 0 .23 92 1 1014
4/20 200 34 94 34 .03 .23 93 1 1014
4/20 100 35 94 35 .07 .2 94 2 1014
4/20 0 36 94 36 .02 .13 94 1 1015
4/19 2300 37 94 36 .03 .11 94 1 1015
4/19 2200 37 93 37 .04 .08 94 2 1015
4/19 2100 37 92 37 0 .04 94 2 1015
4/19 2000 38 91 38 0 .04 93 2 1015
4/19 1900 39 90 39 0 .04 92 1 1015
4/19 1800 40 86 42 0 .04 93 1 1016
4/19 1700 41 84 43 .02 .04 93 1 1016
4/19 1600 43 76 46 0 .02 95 1 1017
4/19 1500 45 69 51 0 .02 99 2 1017
4/19 1400 44 72 50 0 .02 106 2 1017
4/19 1300 42 76 47 0 .02 116 1 1017
4/19 1200 41 76 49 0 .02 124 1 1017
4/19 1100 41 78 48 .02 .02 130 1 1018
4/19 1000 41 66 47 0 0 136 1 1018
4/19 900 41 61 46 0 0 159 1 1018
4/19 800 40 60 43 0 0 192 0 1017
4/19 700 38 68 39 0 0 217 1 1017
4/19 600 34 73 34 0 0 225 2 1017
4/19 500 34 73 32 0 0 233 2 1017

4/19 400 32 80 30 0 .01 246 1 1017
4/19 300 32 83 29 0 .01 253 2 1017
4/19 200 31 84 29 0 .01 248 2 1017
4/19 100 32 82 31 0 .01 240 2 1017
4/19 0 34 76 32 0 .01 245 1 1017
4/18 2300 34 80 32 0 .01 243 1 1017
4/18 2200 35 75 33 0 .01 239 2 1017
4/18 2100 36 70 34 0 .01 244 1 1016
4/18 2000 35 72 33 0 .01 245 2 1016
4/18 1900 37 67 37 0 .01 220 1 1015
4/18 1800 42 59 43 0 .01 210 0 1015
4/18 1700 43 53 46 0 .01 198 1 1014
4/18 1600 46 49 56 0 .01 181 1 1014
4/18 1500 45 56 51 0 .01 173 2 1014
4/18 1400 44 57 53 0 .01 175 1 1014
4/18 1300 44 58 54 0 .01 184 1 1014
4/18 1200 44 61 53 0 .01 182 1 1013
4/18 1100 40 81 45 .01 .01 238 2 1013
4/18 1000 41 76 46 0 0 152 1 1013
4/18 900 45 68 59 0 0 166 1 1012
4/18 800 45 74 55 0 0 121 1 1012
4/18 700 37 93 40 0 0 86 1 1012
4/18 600 33 96 33 0 0 86 1 1011
4/18 500 33 96 32 0 0 86 1 1011

4/18 400 32 96 30 0 .06 86 1 1011
4/18 300 32 95 31 0 .06 87 1 1011
4/18 200 35 94 35 0 .06 87 1 1010
4/18 100 36 95 36 0 .06 88 1 1011
4/18 0 36 96 35 0 .06 87 1 1011
4/17 2300 34 95 33 0 .06 87 1 1011
4/17 2200 35 95 34 0 .06 87 1 1011
4/17 2100 34 94 33 0 .06 87 1 1011
4/17 2000 36 93 35 0 .06 88 1 1011
4/17 1900 38 92 38 .02 .06 89 1 1011
4/17 1800 40 90 41 .01 .04 89 1 1011
4/17 1700 42 85 42 .02 .03 91 2 1010
4/17 1600 42 74 43 .01 .01 92 2 1011
4/17 1500 46 58 50 0 0 94 1 1011
4/17 1400 49 50 56 0 0 95 0 1011
4/17 1300 49 48 59 0 0 95 1 1011
4/17 1200 50 48 63 0 0 95 0 1011
4/17 1100 49 51 65 0 0 95 0 1011
4/17 1000 45 57 54 0 0 94 2 1011
4/17 900 43 62 52 0 0 94 1 1010
4/17 800 42 70 48 0 0 95 2 1010
4/17 700 39 85 41 0 0 94 1 1009
4/17 600 37 93 36 0 0 94 2 1009
4/17 500 34 95 33 0 0 93 2 1008

4/17 400 34 93 34 0 .01 94 2 1008
4/17 300 35 92 35 0 .01 94 2 1008
4/17 200 35 92 35 0 .01 96 2 1008
4/17 100 35 91 35 0 .01 96 2 1008
4/17 0 36 90 35 0 .01 96 2 1008
4/16 2300 36 86 36 .01 .01 97 2 1009
4/16 2200 38 70 37 0 0 98 2 1009
4/16 2100 38 68 38 0 0 99 2 1010
4/16 2000 39 60 39 0 0 101 2 1010
4/16 1900 39 61 40 0 0 101 2 1010
4/16 1800 42 58 43 0 0 104 2 1011
4/16 1700 43 55 45 0 0 106 2 1012
4/16 1600 42 54 46 0 0 111 2 1012
4/16 1500 43 52 48 0 0 117 1 1012
4/16 1400 42 53 48 0 0 129 2 1013
4/16 1300 41 55 47 0 0 305 2 1014
4/16 1200 41 50 48 0 0 309 2 1014
4/16 1100 39 51 46 0 0 338 2 1015
4/16 1000 39 55 48 0 0 292 2 1016
4/16 900 37 59 48 0 0 211 2 1016
4/16 800 37 59 47 0 0 295 2 1016
4/16 700 34 65 39 0 0 264 2 1017
4/16 600 31 72 30 0 0 -7999 2 1017
4/16 500 30 75 28 0 0 -7999 2 1017

4/16 400 30 76 26 0 .01 -7999 2 1017
4/16 300 29 77 26 0 .01 -7999 2 1017
4/16 200 28 78 26 0 .01 -7999 3 1018
4/16 100 27 78 24 0 .01 -7999 3 1018
4/16 0 28 76 25 0 .01 -7999 3 1018
4/15 2300 29 73 26 0 .01 346 2 1018
4/15 2200 30 69 27 0 .01 347 2 1018
4/15 2100 30 65 28 0 .01 347 2 1018
4/15 2000 32 65 30 0 .01 353 2 1018
4/15 1900 37 55 37 0 .01 334 2 1018
4/15 1800 39 52 41 0 .01 342 1 1018
4/15 1700 40 47 42 0 .01 333 1 1018
4/15 1600 44 42 54 0 .01 338 1 1018
4/15 1500 41 48 47 0 .01 309 1 1018
4/15 1400 37 73 41 .01 .01 320 2 1019
4/15 1300 40 57 48 0 0 324 1 1019
4/15 1200 41 51 54 0 0 222 0 1019
4/15 1100 43 41 62 0 0 195 2 1020
4/15 1000 40 49 62 0 0 152 0 1020
4/15 900 38 55 61 0 0 110 0 1020
4/15 800 39 52 56 0 0 129 0 1020
4/15 700 38 56 49 0 0 125 2 1019
4/15 600 27 75 25 0 0 311 2 1019
4/15 500 27 74 24 0 0 371 3 1019

4/15 400 28 74 26 0 .02 351 2 1019
4/15 300 28 74 26 0 .02 101 2 1019
4/15 200 29 72 27 0 .02 104 2 1019
4/15 100 28 73 27 0 .02 105 2 1019
4/15 0 29 74 27 0 .02 107 2 1019
4/14 2300 30 73 28 0 .02 110 2 1018
4/14 2200 30 73 29 0 .02 114 2 1018
4/14 2100 31 72 29 0 .02 118 2 1018
4/14 2000 30 72 29 0 .02 126 2 1018
4/14 1900 32 68 31 0 .02 141 2 1017
4/14 1800 34 68 34 0 .02 304 1 1016
4/14 1700 35 64 37 0 .02 256 1 1016
4/14 1600 38 57 47 0 .02 104 2 1016
4/14 1500 41 45 48 0 .02 110 1 1016
4/14 1400 43 42 54 0 .02 127 0 1016
4/14 1300 41 47 53 0 .02 278 1 1015
4/14 1200 41 55 53 0 .02 164 1 1015
4/14 1100 40 57 51 0 .02 116 2 1015
4/14 1000 38 61 49 0 .02 92 2 1015
4/14 900 37 64 50 0 .02 93 2 1014
4/14 800 38 59 52 .01 .02 95 2 1014
4/14 700 35 67 41 .01 .01 104 2 1014
4/14 600 27 81 26 0 0 96 2 1013
4/14 500 28 83 26 0 0 97 2 1013

4/14 400 27 85 25 0 .08 98 2 1013
4/14 300 28 81 26 0 .08 100 2 1013
4/14 200 27 83 26 0 .08 101 2 1013
4/14 100 28 84 26 0 .08 104 2 1012
4/14 0 29 86 27 0 .08 106 2 1012
4/13 2300 29 86 27 0 .08 109 2 1012
4/13 2200 29 87 28 0 .08 114 2 1011
4/13 2100 30 91 28 0 .08 122 2 1011
4/13 2000 30 91 29 0 .08 146 2 1011
4/13 1900 31 90 31 0 .08 314 2 1010
4/13 1800 33 91 33 0 .08 321 2 1010
4/13 1700 32 93 33 0 .08 179 2 1009
4/13 1600 35 83 39 0 .08 161 1 1009
4/13 1500 44 50 53 0 .08 179 1 1008
4/13 1400 43 58 54 0 .08 190 1 1008
4/13 1300 42 59 52 0 .08 232 1 1007
4/13 1200 39 66 47 0 .08 330 2 1007
4/13 1100 40 68 54 0 .08 151 2 1007
4/13 1000 38 75 50 0 .08 78 1 1006
4/13 900 36 80 46 0 .08 78 1 1006
4/13 800 39 66 49 .08 .08 78 2 1006
4/13 700 31 86 32 0 0 78 2 1005
4/13 600 31 93 32 0 0 79 2 1004
4/13 500 32 96 32 0 0 78 2 1004

4/13 400 32 96 32 0 .18 78 2 1002
4/13 300 32 96 32 0 .18 79 2 1004
4/13 200 33 95 33 .05 .18 80 2 1004
4/13 100 35 94 35 .05 .13 80 1 1003
4/13 0 36 95 36 0 .08 80 1 1004
4/12 2300 36 94 36 .01 .08 81 1 1004
4/12 2200 36 94 36 .01 .07 81 1 1005
4/12 2100 37 93 37 0 .06 82 1 1006
4/12 2000 37 94 37 0 .06 81 1 1006
4/12 1900 37 93 38 0 .06 82 1 1006
4/12 1800 38 91 39 0 .06 83 2 1007
4/12 1700 39 91 41 0 .06 84 1 1007
4/12 1600 40 92 42 0 .06 84 2 1008
4/12 1500 40 90 43 0 .06 85 2 1008
4/12 1400 40 88 44 0 .06 84 2 1008
4/12 1300 40 88 44 0 .06 86 2 1009
4/12 1200 41 90 45 0 .06 87 2 1009
4/12 1100 41 92 45 0 .06 90 2 1009
4/12 1000 39 94 41 0 .06 96 1 1008
4/12 900 38 94 42 0 .06 105 1 1008
4/12 800 34 95 36 .05 .06 86 2 1008
4/12 700 33 96 33 .01 .01 83 2 1007
4/12 600 32 96 32 0 0 83 2 1007
4/12 500 32 96 32 0 0 82 1 1007

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'
Press
mb
4100'