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9-5-2015
Northwest Avalanche Center
Mt St Helens, Coldwater Ridge Visitor Center, Washington

Wind exposed site may affect precipitation measurements
Temperature too warm or erratic, to be replaced
MM/DD Hour
PST
Temp
F
3260'
RH
%
3260'
Wind
Avg
3260'
Wind
Max
3260'
Wind
Dir
3260'
Hour
Prec.
3260'
Total
Prec.
3260'

(some missing data for this range)
9/5 700 47 89 0 0 310 0 0
9/5 600 46 95 0 0 311 0 0
9/5 500 45 96 1 4 306 0 0

9/5 400 45 97 2 6 300 0 .01
9/5 300 45 97 2 6 302 0 .01
9/5 200 45 97 2 6 295 0 .01
9/5 100 45 96 2 6 303 0 .01
9/5 0 45 95 0 6 330 0 .01
9/4 2300 45 92 0 8 326 0 .01
9/4 2200 47 89 1 6 341 0 .01
9/4 2100 47 87 2 6 340 0 .01
9/4 2000 45 91 5 10 338 0 .01
9/4 1900 47 88 5 10 335 0 .01
9/4 1800 50 84 5 10 336 0 .01
9/4 1700 50 84 2 6 359 0 .01
9/4 1600 49 85 6 17 343 0 .01
9/4 1500 51 79 10 15 333 0 .01
9/4 1400 53 76 9 14 331 0 .01
9/4 1300 53 74 7 13 326 0 .01
9/4 1200 52 75 9 13 329 0 .01
9/4 1100 51 80 9 15 336 0 .01
9/4 1000 49 80 9 14 327 0 .01
9/4 900 50 79 5 10 321 0 .01
9/4 800 46 91 4 8 321 .01 .01
9/4 700 46 100 0 0 352 0 0
9/4 600 37 99 0 0 353 0 0
9/4 500 37 98 0 0 353 0 0

9/4 400 37 98 0 0 353 0 .06
9/4 300 38 98 0 0 353 0 .06
9/4 200 40 97 0 0 352 0 .06
9/4 100 43 99 0 2 350 0 .06
9/4 0 43 100 0 3 348 0 .06
9/3 2300 40 98 0 0 350 0 .06
9/3 2200 41 97 0 0 350 0 .06
9/3 2100 44 97 1 3 344 0 .06
9/3 2000 45 94 0 4 320 .02 .06
9/3 1900 49 88 0 0 237 0 .04
9/3 1800 52 78 0 0 237 0 .04
9/3 1700 53 80 0 0 210 0 .04
9/3 1600 52 85 0 3 207 0 .04
9/3 1500 53 89 0 5 278 .03 .04
9/3 1400 52 84 3 12 308 .01 .01
9/3 1300 59 57 1 8 169 0 0
9/3 1200 54 65 0 6 254 0 0
9/3 1100 56 65 1 6 210 0 0
9/3 1000 55 71 0 6 228 0 0
9/3 900 54 69 0 1 205 0 0
9/3 800 53 76 0 1 352 0 0
9/3 700 47 100 0 0 324 0 0
9/3 600 38 99 0 0 324 0 0
9/3 500 39 99 0 0 324 0 0

9/3 400 39 98 0 0 324 0 .24
9/3 300 42 99 0 0 324 0 .24
9/3 200 39 98 0 0 324 0 .24
9/3 100 41 97 0 0 324 .01 .24
9/3 0 42 98 0 2 323 0 .23
9/2 2300 43 97 0 3 321 0 .23
9/2 2200 45 98 0 5 325 0 .23
9/2 2100 43 97 0 0 333 0 .23
9/2 2000 46 96 0 5 331 0 .23
9/2 1900 47 95 2 8 318 .1 .23
9/2 1800 51 84 0 7 244 0 .13
9/2 1700 54 86 0 1 151 0 .13
9/2 1600 54 87 0 2 292 0 .13
9/2 1500 51 90 4 12 303 .04 .13
9/2 1400 55 81 4 11 290 .01 .09
9/2 1300 56 76 2 9 237 0 .08
9/2 1200 55 84 0 4 193 0 .08
9/2 1100 55 87 0 0 246 0 .08
9/2 1000 51 97 0 4 298 .02 .08
9/2 900 51 90 0 5 314 0 .06
9/2 800 48 96 1 5 303 .03 .06
9/2 700 49 98 0 0 305 .01 .03
9/2 600 48 99 0 2 306 0 .02
9/2 500 48 99 4 11 286 .02 .02

9/2 400 48 99 4 11 287 .01 .41
9/2 300 49 99 5 11 284 .02 .4
9/2 200 49 99 5 12 290 .01 .38
9/2 100 50 100 2 8 278 .01 .37
9/2 0 50 99 1 8 287 .04 .36
9/1 2300 50 98 0 0 328 .05 .32
9/1 2200 50 98 0 0 332 .04 .27
9/1 2100 51 96 0 0 332 .03 .23
9/1 2000 50 97 3 13 327 .02 .2
9/1 1900 53 97 5 12 305 .09 .18
9/1 1800 56 97 0 9 255 .04 .09
9/1 1700 58 94 0 6 281 .03 .05
9/1 1600 58 92 0 2 259 .02 .02
9/1 1500 62 77 0 4 237 0 0
9/1 1400 62 73 2 7 183 0 0
9/1 1300 67 65 4 11 171 0 0
9/1 1200 63 70 2 7 151 0 0
9/1 1100 63 69 4 9 177 0 0
9/1 1000 62 74 3 7 163 0 0
9/1 900 60 75 3 9 170 0 0
9/1 800 57 84 1 7 157 0 0
9/1 700 54 91 0 8 153 0 0
9/1 600 52 95 0 5 164 0 0
9/1 500 53 95 0 0 212 0 0

9/1 400 52 95 0 0 212 0 .01
9/1 300 53 94 0 0 212 .01 .01
9/1 200 53 90 0 0 208 0 0
9/1 100 54 85 0 0 203 0 0
9/1 0 54 85 0 0 202 0 0
8/31 2300 54 85 0 2 250 0 0
8/31 2200 54 90 0 0 282 0 0
8/31 2100 55 87 2 7 287 0 0
8/31 2000 55 86 5 10 295 0 0
8/31 1900 55 89 1 7 299 0 0
8/31 1800 57 87 0 5 274 0 0
8/31 1700 59 80 0 3 246 0 0
8/31 1600 62 74 0 7 210 0 0
8/31 1500 61 74 2 8 154 0 0
8/31 1400 61 76 1 5 154 0 0
8/31 1300 58 87 0 5 233 0 0
8/31 1200 60 78 0 6 220 0 0
8/31 1100 57 86 2 6 176 0 0
8/31 1000 55 88 2 8 174 0 0
8/31 900 54 92 0 6 173 0 0
8/31 800 52 92 1 10 159 0 0
8/31 700 52 90 2 9 167 0 0
8/31 600 52 90 1 6 164 0 0
8/31 500 52 89 2 7 158 0 0

8/31 400 52 87 1 6 162 0 .21
8/31 300 52 86 0 5 171 0 .21
8/31 200 52 85 0 2 176 0 .21
8/31 100 52 83 0 1 153 0 .21
8/31 0 52 81 0 5 175 0 .21
8/30 2300 52 85 0 4 181 0 .21
8/30 2200 51 88 0 5 206 0 .21
8/30 2100 50 90 0 0 310 0 .21
8/30 2000 51 86 0 7 296 0 .21
8/30 1900 53 78 4 11 291 0 .21
8/30 1800 55 76 4 9 289 0 .21
8/30 1700 57 72 6 15 278 0 .21
8/30 1600 58 71 4 13 270 0 .21
8/30 1500 58 77 2 10 263 0 .21
8/30 1400 59 75 2 8 250 0 .21
8/30 1300 58 77 2 8 265 .02 .21
8/30 1200 59 71 3 10 264 0 .19
8/30 1100 58 73 3 9 276 0 .19
8/30 1000 54 82 3 12 278 0 .19
8/30 900 52 86 0 8 269 0 .19
8/30 800 49 98 6 18 285 .05 .19
8/30 700 49 98 6 14 299 .04 .14
8/30 600 49 98 7 22 291 .08 .1
8/30 500 50 97 0 8 188 .02 .02

8/30 400 50 98 1 8 274 0 1.38
8/30 300 50 99 2 9 293 .04 1.38
8/30 200 51 99 7 15 292 .21 1.34
8/30 100 52 99 4 10 190 .38 1.13
8/30 0 53 98 6 15 163 .13 .75
8/29 2300 53 97 5 13 168 .1 .62
8/29 2200 54 92 7 14 163 .02 .52
8/29 2100 54 89 6 16 168 .01 .5
8/29 2000 55 89 6 19 174 .01 .49
8/29 1900 55 88 6 14 169 0 .48
8/29 1800 56 93 5 15 170 .05 .48
8/29 1700 57 87 5 15 169 .01 .43
8/29 1600 61 76 7 28 176 0 .42
8/29 1500 58 88 7 20 167 .02 .42
8/29 1400 60 80 8 19 164 0 .4
8/29 1300 60 83 6 16 183 .02 .4
8/29 1200 57 91 8 29 172 .02 .38
8/29 1100 55 92 10 26 171 .03 .36
8/29 1000 56 83 12 31 168 0 .33
8/29 900 54 91 13 40 161 0 .33
8/29 800 54 90 15 35 162 .03 .33
8/29 700 56 88 14 31 164 0 .3
8/29 600 55 96 12 29 159 .08 .3
8/29 500 57 96 5 22 251 .22 .22

8/29 400 59 93 3 24 358 .07 .16
8/29 300 62 78 0 4 69 0 .09
8/29 200 61 83 0 2 2 0 .09
8/29 100 65 79 2 14 92 .02 .09
8/29 0 61 81 0 0 37 0 .07
8/28 2300 63 77 0 0 38 0 .07
8/28 2200 65 67 2 10 62 0 .07
8/28 2100 63 76 0 3 340 0 .07
8/28 2000 63 75 0 0 321 0 .07
8/28 1900 66 73 0 0 228 0 .07
8/28 1800 68 67 0 3 163 0 .07
8/28 1700 71 58 0 0 227 0 .07
8/28 1600 72 56 0 4 216 0 .07
8/28 1500 72 61 0 4 197 0 .07
8/28 1400 72 62 1 6 178 0 .07
8/28 1300 74 58 3 10 177 0 .07
8/28 1200 70 67 3 10 216 0 .07
8/28 1100 71 64 2 7 224 0 .07
8/28 1000 68 71 0 5 146 0 .07
8/28 900 62 80 0 4 95 0 .07
8/28 800 60 88 0 6 71 .01 .07
8/28 700 58 93 0 5 113 0 .06
8/28 600 56 95 0 7 84 .02 .06
8/28 500 54 93 2 7 30 .04 .04

8/28 400 60 68 0 4 303 0 0
8/28 300 62 63 0 5 154 0 0
8/28 200 62 68 0 0 283 0 0
8/28 100 62 67 0 0 165 0 0
8/28 0 62 66 0 0 165 0 0
8/27 2300 63 62 0 2 303 0 0
8/27 2200 66 56 2 7 339 0 0
8/27 2100 66 48 0 6 284 0 0
8/27 2000 65 54 0 0 232 0 0
8/27 1900 69 49 0 0 232 0 0
8/27 1800 76 33 0 4 201 0 0
8/27 1700 78 32 2 7 169 0 0
8/27 1600 80 29 3 8 174 0 0
8/27 1500 82 28 3 9 173 0 0
8/27 1400 81 29 3 9 185 0 0
8/27 1300 81 31 6 11 167 0 0
8/27 1200 80 31 3 16 190 0 0
8/27 1100 79 30 3 9 198 0 0
8/27 1000 77 33 1 6 141 0 0
8/27 900 76 38 1 6 140 0 0
8/27 800 72 49 0 2 136 0 0
8/27 700 63 74 0 0 143 0 0
8/27 600 55 82 0 0 144 0 0
8/27 500 56 80 0 0 146 0 0

8/27 400 58 76 0 0 146 0 0
8/27 300 59 73 0 0 0 0 0
8/27 200 59 72 0 0 0 0 0
8/27 100 58 77 0 0 340 0 0
8/27 0 56 78 0 0 335 0 0
8/26 2300 58 76 0 0 335 0 0
8/26 2200 60 70 0 0 333 0 0
8/26 2100 64 61 1 9 332 0 0
8/26 2000 68 48 3 6 335 0 0
8/26 1900 70 46 4 8 335 0 0
8/26 1800 75 38 5 9 327 0 0
8/26 1700 77 37 5 9 327 0 0
8/26 1600 79 36 4 9 307 0 0
8/26 1500 79 35 4 13 305 0 0
8/26 1400 81 32 4 11 275 0 0
8/26 1300 81 31 4 9 284 0 0
8/26 1200 79 34 3 10 262 0 0
8/26 1100 78 33 1 5 249 0 0
8/26 1000 80 28 0 2 206 0 0
8/26 900 80 28 0 1 239 0 0
8/26 800 75 29 0 0 353 0 0
8/26 700 64 50 0 0 353 0 0
8/26 600 52 58 0 0 353 0 0
8/26 500 52 58 0 0 353 0 0

MM/DD Hour
PST
Temp
F
3260'
RH
%
3260'
Wind
Avg
3260'
Wind
Max
3260'
Wind
Dir
3260'
Hour
Prec.
3260'
Total
Prec.
3260'