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4-23-2014
Northwest Avalanche Center
Washington Department of Transportation
Snoqualmie Pass, Washington

3770' temp above Lake Keechelus snow shed
MM/DD Hour
PST
Temp
F
3760'
Temp
F
3770'
Temp
F
3010'
RH
%
3010'
Wind
Avg
3760'
Wind
Max
3760'
Wind
Dir
3760'
Hour
Prec.
3010'
Total
Prec.
3010'
24 Hr
Snow
3010'
Total
Snow
3010'
Press
mb
3010'

4/23 1700 33 34 36 94 8 11 130 .06 .51 0 51 1010
4/23 1600 32 34 37 92 5 8 170 .03 .45 0 51 1011
4/23 1500 34 35 40 86 1 5 170 .03 .42 0 50 1011
4/23 1400 37 35 41 82 0 2 245 0 .39 0 51 1011
4/23 1300 35 37 44 79 2 7 276 .01 .39 -0 50 1012
4/23 1200 34 37 40 86 7 13 255 0 .38 -0 51 1012
4/23 1100 34 35 40 80 2 9 221 0 .38 -0 51 1012
4/23 1000 34 35 42 79 3 11 138 0 .38 -0 51 1012
4/23 900 32 34 38 86 5 9 238 .02 .38 -0 53 1012
4/23 800 31 34 35 93 10 18 212 .01 .36 0 53 1012
4/23 700 31 32 34 95 4 12 238 .01 .35 0 52 1012
4/23 600 30 31 32 98 8 20 237 0 .34 0 53 1012
4/23 500 31 30 32 98 8 14 251 .02 .34 2 53 1011

4/23 400 28 30 31 98 8 15 240 .02 .51 2 52 1011
4/23 300 30 31 32 98 7 11 249 .02 .49 0 51 1011
4/23 200 30 31 32 98 7 13 245 .04 .47 1 50 1011
4/23 100 30 32 32 98 7 17 255 .04 .43 1 51 1011
4/23 0 31 31 32 98 4 13 249 .04 .39 1 52 1011
4/22 2300 33 31 32 98 2 5 157 .05 .35 1 50 1011
4/22 2200 32 31 32 98 2 6 229 .02 .3 1 51 1011
4/22 2100 30 31 32 97 2 6 199 .02 .28 0 51 1011
4/22 2000 30 31 32 97 5 16 241 .02 .26 0 51 1012
4/22 1900 30 30 32 97 1 6 261 .01 .24 0 49 1012
4/22 1800 30 31 33 96 7 17 248 .04 .23 0 50 1012
4/22 1700 31 32 34 94 8 13 236 .03 .19 0 51 1012
4/22 1600 30 31 33 94 11 25 207 .03 .16 0 50 1012
4/22 1500 31 31 36 89 13 20 224 .01 .13 0 50 1012
4/22 1400 30 32 35 92 17 32 256 .04 .12 -0 50 1011
4/22 1300 32 35 41 76 15 26 299 0 .08 -0 50 1011
4/22 1200 31 38 40 71 14 25 336 0 .08 -0 50 1011
4/22 1100 28 35 37 84 23 41 261 0 .08 0 50 1011
4/22 1000 29 33 35 86 17 30 233 .01 .08 0 52 1011
4/22 900 29 32 36 91 12 20 272 0 .07 0 50 1011
4/22 800 31 31 32 96 11 16 248 .01 .07 0 51 1010
4/22 700 28 30 31 96 11 15 309 .02 .06 0 50 1010
4/22 600 28 30 31 98 12 20 243 .03 .04 0 51 1010
4/22 500 29 30 32 98 13 18 244 .01 .01 0 51 1009

4/22 400 30 32 33 98 13 20 257 .01 .4 0 51 1009
4/22 300 32 33 35 98 15 19 249 .02 .39 0 51 1009
4/22 200 33 34 36 98 13 20 250 .01 .37 0 52 1009
4/22 100 33 35 36 97 13 20 238 .03 .36 0 51 1009
4/22 0 35 37 37 97 7 14 259 .01 .33 0 51 1009
4/21 2300 36 37 37 97 1 7 277 .01 .32 0 51 1009
4/21 2200 37 38 37 97 9 16 238 .02 .31 0 51 1010
4/21 2100 38 39 38 97 5 12 309 .07 .29 0 51 1010
4/21 2000 39 40 39 96 11 25 250 .22 .22 0 51 1012
4/21 1900 40 42 42 86 11 19 228 0 0 0 51 1011
4/21 1800 42 43 43 79 14 19 249 0 0 0 51 1011
4/21 1700 44 46 48 70 19 28 252 0 0 0 51 1011
4/21 1600 45 53 52 62 16 28 263 0 0 0 51 1011
4/21 1500 51 55 56 47 7 14 195 0 0 0 51 1011
4/21 1400 52 56 60 33 3 7 160 0 0 -0 50 1012
4/21 1300 52 52 57 41 4 8 309 0 0 -0 51 1013
4/21 1200 53 48 54 43 4 11 149 0 0 -0 50 1014
4/21 1100 45 45 49 56 6 12 90 0 0 -0 52 1015
4/21 1000 43 41 42 73 10 18 113 0 0 0 52 1016
4/21 900 38 39 44 66 10 19 125 0 0 -0 52 1016
4/21 800 40 39 40 82 7 14 104 0 0 0 52 1017
4/21 700 38 39 36 93 11 19 90 0 0 0 53 1017
4/21 600 36 38 34 96 13 19 108 0 0 0 53 1017
4/21 500 36 41 34 97 12 19 127 0 0 0 53 1017

(some missing data for this range)
4/20 600 31 31 32 98 5 9 134 0 0 0 54 1024
4/20 500 31 31 32 98 7 13 264 0 0 0 54 1023

4/20 400 30 31 32 98 12 30 261 0 1.14 0 54 1023
4/20 300 31 31 32 98 20 34 286 .03 1.14 0 54 1023
4/20 200 31 32 32 97 19 34 277 0 1.11 0 54 1022
4/20 100 32 32 33 98 13 33 305 .02 1.11 0 54 1022
4/20 0 32 32 33 98 15 27 241 .01 1.09 0 55 1021
4/19 2300 32 33 33 97 18 27 249 0 1.08 0 54 1021
4/19 2200 32 32 32 98 15 31 264 .03 1.08 0 54 1020
4/19 2100 32 32 32 98 9 29 277 .13 1.05 0 54 1019
4/19 2000 32 33 33 97 17 31 351 .17 .92 0 54 1019
4/19 1900 33 33 34 97 16 30 227 .17 .75 0 54 1017
4/19 1800 33 34 36 96 17 38 253 .12 .58 0 54 1016
4/19 1700 34 35 36 93 22 45 244 .2 .46 0 53 1016
4/19 1600 36 38 39 94 13 28 266 .05 .26 0 53 1014
4/19 1500 35 37 37 94 7 20 249 .03 .21 0 54 1014
4/19 1400 34 34 37 89 4 9 181 .09 .18 0 54 1013
4/19 1300 33 34 37 90 8 24 96 .09 .09 0 54 1013
4/19 1200 36 39 41 76 20 40 251 0 0 0 54 1012
4/19 1100 45 42 50 50 6 14 279 0 0 -0 53 1010
4/19 1000 37 38 43 59 11 15 164 0 0 0 54 1010
4/19 900 35 35 42 61 10 14 140 0 0 0 53 1011
4/19 800 33 33 39 67 10 14 153 0 0 0 54 1011
4/19 700 33 30 34 95 11 17 144 0 0 0 54 1012
4/19 600 29 29 28 97 13 19 120 0 0 0 55 1012
4/19 500 29 30 28 98 11 16 127 0 0 0 -165 1012

4/19 400 31 30 28 98 14 19 127 0 .13 0 55 1012
4/19 300 29 30 28 98 13 18 155 0 .13 0 55 1012
4/19 200 30 30 27 98 13 18 138 0 .13 0 55 1013
4/19 100 31 29 28 98 12 16 135 0 .13 0 55 1013
4/19 0 30 30 29 98 11 14 128 0 .13 0 55 1013
4/18 2300 31 32 29 98 9 11 117 0 .13 0 55 1014
4/18 2200 32 34 30 98 5 8 123 0 .13 0 55 1014
4/18 2100 34 34 31 97 6 8 75 0 .13 0 55 1015
4/18 2000 33 35 31 96 5 9 99 0 .13 0 55 1016
4/18 1900 33 34 33 93 4 8 286 0 .13 0 55 1016
4/18 1800 36 37 36 86 5 9 332 0 .13 0 55 1016
4/18 1700 39 40 41 70 1 6 294 0 .13 0 54 1017
4/18 1600 35 38 42 68 6 10 255 0 .13 0 54 1018
4/18 1500 35 38 43 67 6 12 251 0 .13 0 54 1018
4/18 1400 35 39 42 69 11 19 287 0 .13 0 54 1018
4/18 1300 33 35 40 65 16 23 329 0 .13 0 54 1018
4/18 1200 32 34 39 69 13 24 261 0 .13 0 55 1018
4/18 1100 31 34 38 79 14 25 320 0 .13 1 55 1018
4/18 1000 30 33 38 79 15 21 249 0 .13 1 56 1018
4/18 900 30 32 37 85 19 28 232 .01 .13 1 56 1017
4/18 800 29 30 36 89 21 32 254 .01 .12 2 56 1017
4/18 700 28 30 32 95 23 35 248 .04 .11 1 56 1016
4/18 600 27 29 32 97 24 33 248 .04 .07 1 56 1015
4/18 500 29 30 32 97 22 31 261 .03 .03 1 56 1014

4/18 400 29 29 32 97 25 42 248 .05 .96 1 54 1014
4/18 300 28 30 32 97 23 35 241 .07 .91 1 53 1013
4/18 200 29 30 32 96 21 36 250 .03 .84 0 54 1013
4/18 100 29 31 32 92 25 44 247 .01 .81 0 53 1013
4/18 0 30 32 33 93 27 52 266 .02 .8 0 54 1012
4/17 2300 31 32 34 95 29 47 286 .02 .78 0 55 1011
4/17 2200 33 33 35 94 25 42 276 .03 .76 0 54 1011
4/17 2100 35 35 37 94 21 38 261 .07 .73 0 54 1010
4/17 2000 36 37 38 96 15 33 245 .06 .66 0 55 1009
4/17 1900 37 37 36 97 5 16 246 .03 .6 0 54 1008
4/17 1800 35 37 37 96 8 14 215 .1 .57 0 55 1009
4/17 1700 37 37 39 95 7 15 242 .05 .47 0 54 1009
4/17 1600 37 39 42 90 9 20 257 .03 .42 0 55 1009
4/17 1500 39 38 43 89 10 22 211 .04 .39 -0 54 1009
4/17 1400 38 39 43 89 12 22 233 .03 .35 -0 54 1010
4/17 1300 38 40 46 82 12 17 248 .03 .32 -0 54 1010
4/17 1200 39 41 46 83 4 12 259 .04 .29 -0 54 1010
4/17 1100 41 41 45 83 2 5 207 .02 .25 -0 54 1010
4/17 1000 39 40 42 89 4 6 150 .01 .23 -0 55 1011
4/17 900 36 39 42 95 1 5 128 .03 .22 0 55 1011
4/17 800 36 38 39 96 1 2 127 .02 .19 0 56 1011
4/17 700 35 36 37 97 1 4 91 .04 .17 0 56 1012
4/17 600 35 36 35 98 2 9 47 .06 .13 0 56 1012
4/17 500 36 36 35 98 3 8 211 .07 .07 0 56 1012

4/17 400 36 37 35 98 5 7 107 .1 1.24 0 56 1012
4/17 300 35 36 35 98 7 9 115 .09 1.14 0 56 1012
4/17 200 34 36 35 98 9 11 118 .12 1.05 0 56 1013
4/17 100 35 36 35 98 7 8 112 .1 .93 0 56 1014
4/17 0 33 36 35 97 7 9 110 .07 .83 0 56 1014
4/16 2300 34 35 35 97 6 7 137 .06 .76 0 56 1015
4/16 2200 33 35 35 97 5 8 123 .05 .7 0 56 1015
4/16 2100 34 36 36 97 6 9 123 .05 .65 0 56 1016
4/16 2000 35 37 36 97 5 7 107 .06 .6 0 56 1016
4/16 1900 36 36 37 96 4 6 127 .06 .54 0 56 1016
4/16 1800 36 36 38 95 2 5 131 .04 .48 0 56 1016
4/16 1700 37 38 40 93 3 7 239 .04 .44 0 55 1017
4/16 1600 37 39 42 91 8 14 237 .03 .4 0 55 1017
4/16 1500 38 39 42 87 5 8 241 .04 .37 -0 56 1017
4/16 1400 38 39 44 86 8 13 242 .03 .33 -0 55 1017
4/16 1300 38 40 43 84 5 10 294 .03 .3 -0 57 1017
4/16 1200 38 37 42 85 2 5 214 .05 .27 -0 56 1017
4/16 1100 37 38 42 82 0 4 169 .03 .22 0 56 1017
4/16 1000 35 36 39 90 1 5 249 .02 .19 -0 56 1017
4/16 900 36 36 37 92 1 4 257 .04 .17 -0 57 1017
4/16 800 33 34 35 96 4 6 226 .03 .13 0 57 1017
4/16 700 32 33 33 97 4 7 226 .03 .1 0 57 1017
4/16 600 31 33 32 97 4 7 238 .03 .07 0 57 1017
4/16 500 31 33 32 97 2 6 203 .04 .04 0 57 1017

4/16 400 31 32 32 97 4 9 228 .05 .43 0 56 1017
4/16 300 32 32 33 97 5 7 229 .08 .38 0 57 1017
4/16 200 32 33 34 97 2 7 229 .05 .3 0 57 1017
4/16 100 33 34 34 97 5 8 241 .05 .25 0 57 1017
4/16 0 34 34 35 97 6 12 237 .07 .2 0 56 1018
4/15 2300 34 34 35 96 8 17 324 .05 .13 0 58 1018
4/15 2200 34 35 35 96 6 11 235 .02 .08 0 57 1018
4/15 2100 35 36 35 93 8 18 227 .02 .06 0 58 1018
4/15 2000 36 37 37 87 11 21 255 0 .04 0 57 1018
4/15 1900 37 37 37 85 14 22 308 0 .04 0 57 1018
4/15 1800 38 38 40 73 15 22 300 0 .04 0 57 1018
4/15 1700 39 40 43 59 14 22 255 0 .04 0 57 1019
4/15 1600 40 42 45 55 12 22 295 0 .04 -0 56 1019
4/15 1500 39 41 43 56 14 24 293 0 .04 0 57 1019
4/15 1400 38 40 45 57 19 25 279 0 .04 -0 56 1020
4/15 1300 35 40 42 65 18 27 293 0 .04 -0 56 1020
4/15 1200 37 36 42 62 17 25 296 0 .04 -0 57 1020
4/15 1100 33 36 39 68 17 29 281 0 .04 -0 58 1021
4/15 1000 32 34 38 70 16 26 313 0 .04 0 58 1021
4/15 900 32 32 38 71 13 27 283 0 .04 -0 58 1020
4/15 800 31 31 37 80 12 22 225 0 .04 -0 58 1020
4/15 700 30 30 35 93 14 27 236 .01 .04 0 58 1019
4/15 600 28 30 32 97 15 23 232 .02 .03 0 59 1019
4/15 500 30 30 32 97 15 24 252 .01 .01 0 59 1019

4/15 400 30 30 32 96 16 23 237 .02 .07 0 58 1019
4/15 300 31 31 33 95 26 41 238 .03 .05 0 59 1018
4/15 200 31 33 34 89 27 41 237 .01 .02 0 59 1018
4/15 100 33 34 36 93 17 28 254 .01 .01 0 59 1018
4/15 0 34 36 38 76 16 24 318 0 0 0 59 1018
4/14 2300 36 38 37 83 14 21 305 0 0 0 58 1018
4/14 2200 39 39 38 82 16 23 296 0 0 0 58 1018
4/14 2100 38 40 40 77 17 31 267 0 0 0 58 1018
4/14 2000 42 42 45 57 24 40 236 0 0 0 59 1018
4/14 1900 44 45 46 57 20 34 299 0 0 0 59 1018
4/14 1800 47 48 48 47 24 37 271 0 0 0 59 1017
4/14 1700 47 52 53 37 22 36 267 0 0 0 58 1017
4/14 1600 51 55 56 30 22 34 255 0 0 -0 57 1018
4/14 1500 52 56 60 24 17 28 225 0 0 -0 58 1018
4/14 1400 54 57 60 20 10 24 314 0 0 -0 58 1018
4/14 1300 52 53 60 24 6 10 141 0 0 -0 58 1019
4/14 1200 50 50 58 24 6 10 123 0 0 -0 58 1019
4/14 1100 45 47 54 29 10 13 137 0 0 -0 59 1020
4/14 1000 42 44 50 30 10 13 126 0 0 -0 59 1020
4/14 900 40 40 51 31 11 14 140 0 0 0 59 1021
4/14 800 38 37 45 44 13 17 142 0 0 0 59 1022
4/14 700 38 35 29 85 13 17 160 0 0 0 60 1022
4/14 600 36 39 27 86 13 17 130 0 0 0 61 1022
4/14 500 36 40 28 87 13 17 150 0 0 0 61 1022

4/13 2200 42 42 33 75 12 15 151 0 0 0 61 1025
4/13 2100 43 43 34 73 9 16 138 0 0 0 61 1025
4/13 2000 45 45 35 71 6 10 138 0 0 0 61 1025
4/13 1900 45 46 39 65 6 11 121 0 0 0 60 1024
4/13 1800 50 51 44 54 8 13 157 0 0 -0 60 1024
4/13 1700 52 52 55 24 7 13 172 0 0 0 60 1024
4/13 1600 53 54 58 22 7 16 271 0 0 -0 60 1024
4/13 1500 53 51 58 20 8 14 201 0 0 0 60 1025
4/13 1400 49 51 57 22 9 17 176 0 0 -0 60 1025
4/13 1300 48 51 56 25 9 17 182 0 0 -0 60 1025
4/13 1200 47 51 54 27 10 17 171 0 0 0 60 1025
4/13 1100 46 49 53 28 10 17 122 0 0 -0 60 1025
4/13 1000 42 45 51 38 9 15 140 0 0 -0 60 1025
4/13 900 39 39 52 39 12 16 129 0 0 0 61 1025
4/13 800 39 37 41 72 13 17 166 0 0 0 61 1026
4/13 700 35 37 29 97 13 16 133 0 0 0 62 1025
4/13 600 35 35 28 98 11 15 130 0 0 0 63 1025
4/13 500 35 36 28 98 9 11 136 0 0 0 63 1024
4/13 400 36 38 29 98 8 11 133 0 0 0 63 1024
4/13 300 37 36 29 98 6 11 120 0 0 0 63 1024
4/13 200 37 38 29 98 11 13 114 0 0 0 63 1023
4/13 100 36 38 30 98 8 12 139 0 0 0 63 1023
4/13 0 39 38 31 97 3 6 106 0 0 0 63 1022
4/12 2300 37 39 32 96 3 7 218 0 0 0 63 1021

MM/DD Hour
PST
Temp
F
3760'
Temp
F
3770'
Temp
F
3010'
RH
%
3010'
Wind
Avg
3760'
Wind
Max
3760'
Wind
Dir
3760'
Hour
Prec.
3010'
Total
Prec.
3010'
24 Hr
Snow
3010'
Total
Snow
3010'
Press
mb
3010'