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8-22-2017
Northwest Avalanche Center
Washington Department of Transportation
Tumwater Mountain, Leavenworth, Washington

Wind gages unheated and may rime
Total Snow removed for summer season
MM/DD Hour
PST
Temp
F
4180'
RH
%
4180'
Wind
Avg
4180'
Wind
Max
4180'
Wind
Dir
4180'
Total
Snow
4180'

(some missing data for this range)
8/22 900 73 34 0 2 200
8/22 800 69 38 0 4 157
8/22 700 70 37 0 3 81
8/22 600 67 37 0 2 73
8/22 500 65 38 0 2 71

8/22 400 65 37 0 2 37
8/22 300 65 38 0 2 85
8/22 200 66 36 0 0 235
8/22 100 67 35 0 0 146
8/22 0 68 33 0 2 139
8/21 2300 67 34 0 2 137
8/21 2200 67 34 0 3 186
8/21 2100 68 32 0 6 166
8/21 2000 68 33 0 7 166
8/21 1900 69 31 0 5 206
8/21 1800 73 31 0 6 279
8/21 1700 76 31 0 9 265
8/21 1600 75 31 0 4 151
8/21 1500 76 31 1 5 164
8/21 1400 75 33 1 4 172
8/21 1300 73 35 0 3 206
8/21 1200 70 37 0 7 169
8/21 1100 68 42 0 7 221
8/21 1000 64 46 0 4 178
8/21 900 65 47 0 2 208
8/21 800 66 44 0 3 206
8/21 700 66 44 0 3 182
8/21 600 63 42 0 0 190
8/21 500 59 46 0 1 223

8/21 400 60 47 0 3 170
8/21 300 59 43 0 2 245
8/21 200 59 47 0 4 295
8/21 100 60 47 0 2 324
8/21 0 60 50 0 1 320
8/20 2300 61 48 0 6 273
8/20 2200 59 55 4 12 285
8/20 2100 61 49 5 12 292
8/20 2000 62 46 9 17 293
8/20 1900 63 47 7 17 286
8/20 1800 66 43 5 18 288
8/20 1700 70 36 5 14 280
8/20 1600 70 37 6 20 285
8/20 1500 68 38 2 14 270
8/20 1400 72 35 2 9 278
8/20 1300 70 36 0 5 300
8/20 1200 69 36 1 5 39
8/20 1100 68 36 1 7 54
8/20 1000 64 38 1 7 101
8/20 900 63 37 0 7 84
8/20 800 60 43 0 3 92
8/20 700 57 38 3 8 310
8/20 600 57 35 2 8 307
8/20 500 55 38 0 5 293

8/20 400 56 32 0 7 311
8/20 300 56 38 0 5 281
8/20 200 54 44 0 2 289
8/20 100 54 45 0 8 305
8/20 0 55 44 0 3 326
8/19 2300 55 47 2 12 300
8/19 2200 55 51 2 10 315
8/19 2100 55 53 6 15 312
8/19 2000 56 52 10 17 297
8/19 1900 58 51 11 18 287
8/19 1800 61 46 11 21 283
8/19 1700 66 35 9 15 295
8/19 1600 67 29 3 14 251
8/19 1500 68 29 2 8 265
8/19 1400 69 31 2 7 349
8/19 1300 68 30 0 6 285
8/19 1200 66 35 0 8 320
8/19 1100 61 43 1 6 337
8/19 1000 62 45 0 4 30
8/19 900 59 49 1 5 38
8/19 800 56 51 1 7 340
8/19 700 52 51 5 11 299
8/19 600 51 58 10 18 291
8/19 500 51 62 9 19 291

(some missing data for this range)
8/19 200 53 61 0 6 74
8/19 100 54 62 1 11 6
8/19 0 54 63 4 18 314
8/18 2300 55 62 3 19 335
8/18 2200 55 62 1 7 47
8/18 2100 56 59 5 21 307
8/18 2000 57 58 6 16 302
8/18 1900 59 55 9 21 301
8/18 1800 61 51 14 32 284
8/18 1700 62 51 11 26 286
8/18 1600 67 46 10 21 292
8/18 1500 68 42 7 27 290
8/18 1400 72 35 1 6 228
8/18 1300 64 39 10 19 281
8/18 1200 64 29 8 18 290
8/18 1100 66 29 9 18 292
8/18 1000 64 35 7 15 300
8/18 900 65 43 4 13 317
8/18 800 62 44 12 20 295
8/18 700 59 46 14 27 295
8/18 600 60 41 14 24 291
8/18 500 59 39 13 21 294
8/18 400 59 38 14 26 297

8/18 400 59 38 14 26 297
8/18 300 60 39 11 20 287
8/18 200 60 35 6 14 299
8/18 100 61 36 7 15 301
8/18 0 61 39 13 20 300
8/17 2300 61 40 4 17 292
8/17 2200 63 36 3 14 293
8/17 2100 63 35 4 15 296
8/17 2000 64 37 2 8 296
8/17 1900 66 32 3 13 290
8/17 1800 72 30 3 12 294
8/17 1700 74 23 3 12 282
8/17 1600 76 18 4 13 280
8/17 1500 77 24 2 6 314
8/17 1400 74 32 2 8 350
8/17 1300 72 37 2 6 359
8/17 1200 70 39 2 6 359
8/17 1100 66 45 2 6 354
8/17 1000 62 52 2 6 28
8/17 900 62 51 2 9 117
8/17 800 59 59 1 6 44
8/17 700 57 57 0 2 318
8/17 600 56 60 0 7 297
8/17 500 53 63 0 6 321

(some missing data for this range)
8/17 200 55 61 9 20 300
8/17 100 55 62 11 19 289
8/17 0 56 64 8 17 301
8/16 2300 56 65 6 21 314
8/16 2200 58 60 13 25 285
8/16 2100 58 64 18 33 271
8/16 2000 58 64 11 24 264
8/16 1900 59 60 11 31 279
8/16 1800 63 53 16 26 279
8/16 1700 64 50 15 25 283
8/16 1600 68 46 17 25 271
8/16 1500 70 42 10 24 282
8/16 1400 71 39 8 17 291
8/16 1300 72 38 7 16 291
8/16 1200 70 39 2 8 339
8/16 1100 71 40 2 7 63
8/16 1000 69 41 3 10 116
8/16 900 65 43 2 6 81
8/16 800 61 45 2 6 69
8/16 700 61 42 2 10 289
8/16 600 57 45 4 13 293
8/16 500 56 45 6 17 297

8/16 400 56 41 3 7 294
8/16 300 57 36 8 16 291
8/16 200 57 37 7 16 293
8/16 100 57 38 7 14 296
8/16 0 58 35 9 20 294
8/15 2300 59 34 6 14 293
8/15 2200 59 39 3 13 292
8/15 2100 61 30 2 11 318
8/15 2000 62 29 7 14 294
8/15 1900 63 26 7 17 294
8/15 1800 67 22 8 17 287
8/15 1700 68 29 5 19 280
8/15 1600 70 35 2 12 298
8/15 1500 72 32 0 4 159
8/15 1400 70 33 0 4 165
8/15 1300 69 35 0 5 160
8/15 1200 67 40 0 6 220
8/15 1100 65 44 0 4 191
8/15 1000 63 47 0 3 166
8/15 900 61 51 0 3 201
8/15 800 59 56 0 3 130
8/15 700 58 53 0 0 213
8/15 600 56 51 0 0 115
8/15 500 51 54 0 0 301

(some missing data for this range)
8/15 300 51 62 0 0 342
8/15 200 51 63 0 2 32
8/15 100 51 64 0 2 309
8/15 0 52 66 0 2 276
8/14 2300 54 57 0 2 239
8/14 2200 54 61 0 3 244
8/14 2100 56 57 0 4 279
8/14 2000 58 52 1 6 335
8/14 1900 60 49 0 3 341
8/14 1800 63 43 0 4 37
8/14 1700 66 37 0 6 115
8/14 1600 65 39 1 9 127
8/14 1500 68 35 1 5 131
8/14 1400 67 37 1 7 153
8/14 1300 65 38 1 5 155
8/14 1200 63 42 0 5 191
8/14 1100 60 48 0 5 176
8/14 1000 59 46 1 6 82
8/14 900 54 57 2 11 107
8/14 800 53 56 1 6 114
8/14 700 50 56 0 4 36
8/14 600 49 51 5 15 291
8/14 500 47 57 8 16 300

(some missing data for this range)
8/14 200 49 61 7 16 293
8/14 100 49 62 2 11 306
8/14 0 49 71 1 9 317
8/13 2300 50 69 1 7 332
8/13 2200 50 66 4 18 313
8/13 2100 52 57 3 14 324
8/13 2000 52 56 3 12 308
8/13 1900 53 54 9 18 287
8/13 1800 57 46 10 23 288
8/13 1700 59 42 11 26 291
8/13 1600 62 39 8 23 292
8/13 1500 64 36 6 14 294
8/13 1400 66 40 10 24 288
8/13 1300 65 42 4 16 280
8/13 1200 65 37 5 21 296
8/13 1100 62 46 4 11 279
8/13 1000 63 52 2 10 253
8/13 900 60 61 0 6 223
8/13 800 55 75 2 12 273
8/13 700 55 69 4 12 290
8/13 600 52 77 3 12 295
8/13 500 53 76 8 19 280

(some missing data for this range)
8/13 0 58 56 2 10 43
8/12 2300 57 58 9 24 317
8/12 2200 60 43 9 23 307
8/12 2100 62 39 7 21 288
8/12 2000 63 50 6 19 288
8/12 1900 67 47 1 9 300
8/12 1800 71 42 0 4 120
8/12 1700 71 40 1 7 109
8/12 1600 73 39 0 5 57
8/12 1500 75 43 1 5 58
8/12 1400 74 42 0 5 11
8/12 1300 68 52 0 7 18
8/12 1200 67 49 0 8 43
8/12 1100 68 48 2 12 354
8/12 1000 66 52 1 10 141
8/12 900 70 41 0 5 280
8/12 800 70 43 0 5 120
8/12 700 66 47 0 5 231
8/12 600 66 46 0 6 55
8/12 500 66 47 0 5 12

MM/DD Hour
PST
Temp
F
4180'
RH
%
4180'
Wind
Avg
4180'
Wind
Max
4180'
Wind
Dir
4180'
Total
Snow
4180'