The Timberline Study Plot is located at the Yellowstone Club at 9400 ft. The site provides measurements of air temp, relative humidity, snow accumlations, and snow water content. Wind speed and direction are measured at the top of the Pioneer Ridge (RIDGE, 9800 ft). The 24 hr snow sensor is swept clear each day. Click here if data have not updated recently. Original data file.
Elevation
9400ft
Jump to table bottom
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| Date | Hour | Ridge Speed | Ridge Dir | Ridge Gust | TW 26 Speed | TW 26 Dir | TW 26 Gust | Avg Temp | Avg RH | H2O | New Snow | Total Snow |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 21 | 900 | -29 | W - 258 | -29 | 0 | W - 278 | 8 | 31 | 61 | 0.00 | 4 | 60.5 |
| 5 21 | 800 | -29 | W - 258 | -29 | 0 | NW - 333 | 5 | 26 | 69 | 0.00 | 4 | 60.7 |
| 5 21 | 700 | -29 | W - 258 | -29 | 1 | NW - 316 | 12 | 22 | 79 | 0.00 | 4 | 60.8 |
| 5 21 | 600 | -29 | W - 258 | -29 | 2 | NW - 316 | 13 | 21 | 85 | 0.00 | 4 | 60.9 |
| 5 21 | 500 | -29 | W - 258 | -29 | 0 | W - 291 | 11 | 21 | 90 | 0.00 | 4 | 61.0 |
| 5 21 | 400 | -29 | W - 258 | -29 | 0 | W - 264 | 10 | 24 | 93 | 0.00 | 4 | 61.0 |
| 5 21 | 300 | -29 | W - 258 | -29 | 0 | W - 288 | 9 | 23 | 95 | 0.00 | 4 | 61.1 |
| 5 21 | 200 | -29 | W - 258 | -29 | 3 | NW - 304 | 11 | 24 | 94 | 0.00 | 4 | 61.1 |
| 5 21 | 100 | -29 | W - 258 | -29 | 4 | NW - 304 | 11 | 25 | 96 | 0.04 | 4 | 61.1 |
| 5 20 | 2400 | -29 | W - 258 | -29 | 10 | NW - 307 | 17 | 25 | 96 | 0.00 | 4 | 60.5 |
| 5 20 | 2300 | -29 | W - 258 | -29 | 8 | NW - 301 | 17 | 26 | 96 | 0.02 | 4 | 60.5 |
| 5 20 | 2200 | -29 | W - 258 | -29 | 2 | NW - 296 | 10 | 29 | 93 | 0.01 | 3 | 59.6 |
| 5 20 | 2100 | -29 | W - 258 | -29 | 0 | N - 4 | 10 | 31 | 67 | 0.00 | 3 | 59.5 |
| 5 20 | 2000 | -29 | W - 258 | -29 | 0 | NW - 329 | 8 | 32 | 63 | 0.00 | 3 | 59.4 |
| 5 20 | 1900 | -29 | W - 258 | -29 | 1 | N - 347 | 14 | 34 | 65 | 0.00 | 3 | 59.6 |
| 5 20 | 1800 | -29 | W - 258 | -29 | 1 | NE - 50 | 20 | 35 | 53 | 0.00 | 3 | 59.6 |
| 5 20 | 1700 | -29 | W - 258 | -29 | 0 | NE - 40 | 10 | 33 | 56 | 0.00 | 3 | 59.6 |
| 5 20 | 1600 | -29 | W - 258 | -29 | 1 | N - 9 | 16 | 34 | 82 | 0.01 | 3 | 59.6 |
| 5 20 | 1500 | -29 | W - 258 | -29 | 2 | NW - 331 | 17 | 37 | 58 | 0.01 | 3 | 59.6 |
| 5 20 | 1400 | -29 | W - 258 | -29 | 0 | NW - 309 | 14 | 36 | 62 | 0.00 | 3 | 59.9 |
| 5 20 | 1300 | -29 | W - 258 | -29 | 2 | SW - 242 | 14 | 38 | 75 | 0.00 | 3 | 60.0 |
| 5 20 | 1200 | -29 | W - 258 | -29 | 2 | NW - 301 | 15 | 37 | 63 | 0.00 | 3 | 60.0 |
| 5 20 | 1100 | -29 | W - 258 | -29 | 2 | NW - 299 | 11 | 37 | 52 | 0.00 | 3 | 60.2 |
| 5 20 | 1000 | -29 | W - 258 | -29 | 0 | W - 289 | 9 | 35 | 52 | 0.00 | 3 | 60.2 |
| 5 20 | 900 | -29 | W - 258 | -29 | 0 | W - 281 | 9 | 33 | 65 | 0.00 | 3 | 60.3 |
| 5 20 | 800 | -29 | W - 258 | -29 | 2 | SE - 114 | 13 | 30 | 66 | 0.00 | 4 | 60.3 |
| 5 20 | 700 | -29 | W - 258 | -29 | 2 | E - 76 | 21 | 25 | 79 | 0.00 | 4 | 60.3 |
| 5 20 | 600 | -29 | W - 258 | -29 | 2 | E - 97 | 12 | 24 | 79 | 0.00 | 4 | 60.3 |
| 5 20 | 500 | -29 | W - 258 | -29 | 2 | S - 174 | 15 | 24 | 83 | 0.00 | 4 | 60.2 |
| 5 20 | 400 | -29 | W - 258 | -29 | 5 | S - 196 | 17 | 25 | 90 | 0.00 | 4 | 60.2 |
| 5 20 | 300 | -29 | W - 258 | -29 | 2 | E - 106 | 21 | 28 | 85 | 0.00 | 3 | 60.2 |
| 5 20 | 200 | -29 | W - 258 | -29 | 2 | E - 79 | 12 | 28 | 81 | 0.00 | 4 | 60.3 |
| 5 20 | 100 | -29 | W - 258 | -29 | 2 | SE - 151 | 12 | 27 | 79 | 0.00 | 4 | 60.4 |
| 5 19 | 2400 | -29 | W - 258 | -29 | 5 | S - 178 | 15 | 27 | 89 | 0.00 | 4 | 60.4 |
| 5 19 | 2300 | -29 | W - 258 | -29 | 2 | SE - 133 | 13 | 27 | 92 | 0.01 | 4 | 60.3 |
| 5 19 | 2200 | -29 | W - 258 | -29 | 3 | S - 167 | 18 | 29 | 77 | 0.00 | 3 | 60.3 |
| 5 19 | 2100 | -29 | W - 258 | -29 | 6 | SW - 219 | 21 | 31 | 68 | 0.00 | 4 | 60.3 |
| 5 19 | 2000 | -29 | W - 258 | -29 | 2 | E - 75 | 11 | 33 | 69 | 0.00 | 4 | 60.3 |
| 5 19 | 1900 | -29 | W - 258 | -29 | 2 | S - 163 | 16 | 34 | 65 | 0.00 | 4 | 60.3 |
| 5 19 | 1800 | -29 | W - 258 | -29 | 3 | SW - 242 | 14 | 37 | 62 | 0.00 | 4 | 60.3 |
| 5 19 | 1700 | -29 | W - 258 | -29 | 5 | SW - 230 | 21 | 38 | 61 | 0.00 | 4 | 60.4 |
| 5 19 | 1600 | -29 | W - 258 | -29 | 3 | SW - 234 | 16 | 38 | 62 | 0.00 | 4 | 60.6 |
| 5 19 | 1500 | -29 | W - 258 | -29 | 2 | NW - 293 | 12 | 37 | 67 | 0.00 | 4 | 60.7 |
| 5 19 | 1400 | -29 | W - 258 | -29 | 2 | W - 274 | 14 | 37 | 58 | 0.00 | 5 | 60.9 |
| 5 19 | 1300 | -29 | W - 258 | -29 | 2 | NW - 296 | 12 | 36 | 64 | 0.00 | 5 | 61.4 |
| 5 19 | 1200 | -29 | W - 258 | -29 | 0 | NW - 319 | 9 | 34 | 69 | 0.00 | 5 | 61.6 |
| 5 19 | 1100 | -29 | W - 258 | -29 | 2 | NW - 323 | 16 | 35 | 63 | 0.00 | 6 | 62.0 |
| 5 19 | 1000 | -29 | W - 258 | -29 | 0 | NW - 310 | 8 | 34 | 73 | 0.00 | 6 | 62.1 |
| 5 19 | 900 | -29 | W - 258 | -29 | 1 | N - 340 | 9 | 31 | 74 | 0.00 | 6 | 62.1 |
| 5 19 | 800 | -29 | W - 258 | -29 | 2 | NW - 321 | 13 | 24 | 85 | 0.00 | 6 | 62.5 |
| 5 19 | 700 | -29 | W - 258 | -29 | 5 | NW - 319 | 17 | 19 | 92 | 0.00 | 6 | 62.6 |
| 5 19 | 600 | -29 | W - 258 | -29 | 8 | NW - 303 | 19 | 19 | 94 | 0.00 | 6 | 62.7 |
| 5 19 | 500 | -29 | W - 258 | -29 | 9 | NW - 314 | 17 | 20 | 95 | 0.00 | 6 | 62.7 |
| 5 19 | 400 | -29 | W - 258 | -29 | 9 | NW - 322 | 17 | 21 | 96 | 0.00 | 6 | 62.7 |
| 5 19 | 300 | -29 | W - 258 | -29 | 8 | NW - 322 | 20 | 21 | 97 | 0.00 | 6 | 62.8 |
| 5 19 | 200 | -29 | W - 258 | -29 | 10 | NW - 324 | 23 | 21 | 97 | 0.00 | 6 | 62.8 |
| 5 19 | 100 | -29 | W - 258 | -29 | 10 | NW - 329 | 24 | 22 | 96 | 0.00 | 6 | 63.0 |
| 5 18 | 2400 | -29 | W - 258 | -29 | 11 | NW - 318 | 25 | 23 | 97 | 0.00 | 6 | 63.2 |
| 5 18 | 2300 | -29 | W - 258 | -29 | 9 | NW - 314 | 27 | 23 | 97 | 0.01 | 5 | 63.4 |
| 5 18 | 2200 | -29 | W - 258 | -29 | 6 | NW - 320 | 28 | 25 | 98 | 0.05 | 6 | 62.8 |
| 5 18 | 2100 | -29 | W - 258 | -29 | 5 | NW - 315 | 18 | 26 | 97 | 0.02 | 5 | 62.3 |
| 5 18 | 2000 | -29 | W - 258 | -29 | 6 | NW - 321 | 28 | 28 | 98 | 0.05 | 5 | 61.8 |
| 5 18 | 1900 | -29 | W - 258 | -29 | 6 | NW - 317 | 21 | 28 | 96 | 0.03 | 5 | 61.2 |
| 5 18 | 1800 | -29 | W - 258 | -29 | 8 | NW - 335 | 23 | 29 | 96 | 0.02 | 5 | 61.0 |
| 5 18 | 1700 | -29 | W - 258 | -29 | 8 | NW - 335 | 21 | 30 | 93 | 0.01 | 4 | 60.8 |
| 5 18 | 1600 | -29 | W - 258 | -29 | 9 | NW - 326 | 23 | 32 | 91 | 0.00 | 4 | 60.8 |
| 5 18 | 1500 | -29 | W - 258 | -29 | 9 | NW - 324 | 20 | 33 | 90 | 0.00 | 5 | 61.0 |
| 5 18 | 1400 | -29 | W - 258 | -29 | 10 | NW - 326 | 21 | 32 | 89 | 0.00 | 5 | 61.2 |
| 5 18 | 1300 | -29 | W - 258 | -29 | 11 | NW - 332 | 24 | 32 | 83 | 0.00 | 5 | 61.6 |
| 5 18 | 1200 | -29 | W - 258 | -29 | 13 | NW - 336 | 26 | 30 | 94 | 0.00 | 5 | 61.6 |
| 5 18 | 1100 | -29 | W - 258 | -29 | 10 | NW - 334 | 25 | 30 | 96 | 0.01 | 23 | 61.6 |
| 5 18 | 1000 | -29 | W - 258 | -29 | 0 | NW - 333 | 2 | 33 | 90 | 0.02 | 23 | 61.2 |