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 3 | 700 | -29 | W - 258 | -29 | 9 | SW - 224 | 14 | 37 | 45 | 0.00 | 0 | 72.3 |
| 5 3 | 600 | -29 | W - 258 | -29 | 8 | SW - 221 | 14 | 36 | 53 | 0.00 | 0 | 72.3 |
| 5 3 | 500 | -29 | W - 258 | -29 | 8 | SW - 224 | 14 | 37 | 53 | 0.00 | 0 | 72.3 |
| 5 3 | 400 | -29 | W - 258 | -29 | 6 | SW - 224 | 13 | 37 | 51 | 0.00 | 0 | 72.3 |
| 5 3 | 300 | -29 | W - 258 | -29 | 6 | SW - 225 | 14 | 38 | 52 | 0.00 | 0 | 72.3 |
| 5 3 | 200 | -29 | W - 258 | -29 | 9 | SW - 229 | 16 | 38 | 51 | 0.00 | 0 | 72.3 |
| 5 3 | 100 | -29 | W - 258 | -29 | 8 | SW - 235 | 15 | 40 | 50 | 0.00 | 0 | 72.3 |
| 5 2 | 2400 | -29 | W - 258 | -29 | 7 | SW - 239 | 14 | 40 | 47 | 0.00 | 0 | 72.3 |
| 5 2 | 2300 | -29 | W - 258 | -29 | 5 | SW - 232 | 11 | 40 | 46 | 0.00 | 0 | 72.3 |
| 5 2 | 2200 | -29 | W - 258 | -29 | 5 | SW - 225 | 14 | 40 | 47 | 0.00 | 0 | 72.3 |
| 5 2 | 2100 | -29 | W - 258 | -29 | 1 | S - 187 | 10 | 43 | 36 | 0.00 | 0 | 72.4 |
| 5 2 | 2000 | -29 | W - 258 | -28 | 0 | S - 177 | 13 | 44 | 31 | 0.00 | 0 | 72.4 |
| 5 2 | 1900 | -28 | W - 259 | -28 | 0 | SW - 243 | 11 | 47 | 27 | 0.00 | 0 | 72.3 |
| 5 2 | 1800 | -28 | W - 259 | -28 | 0 | NW - 299 | 10 | 51 | 22 | 0.00 | 0 | 72.2 |
| 5 2 | 1700 | -28 | W - 259 | -28 | 1 | W - 251 | 12 | 53 | 21 | 0.00 | 0 | 72.3 |
| 5 2 | 1600 | -28 | W - 259 | -28 | 2 | W - 253 | 13 | 53 | 24 | 0.00 | 0 | 72.5 |
| 5 2 | 1500 | -28 | W - 259 | -28 | 0 | W - 256 | 9 | 54 | 25 | 0.00 | 0 | 72.7 |
| 5 2 | 1400 | -28 | W - 259 | -28 | 1 | W - 261 | 15 | 53 | 21 | 0.00 | 0 | 73.1 |
| 5 2 | 1300 | -28 | W - 258 | -28 | 1 | W - 252 | 13 | 53 | 23 | 0.00 | 0 | 73.3 |
| 5 2 | 1200 | -29 | W - 258 | -29 | 1 | W - 273 | 12 | 51 | 25 | 0.00 | 0 | 73.6 |
| 5 2 | 1100 | -29 | W - 258 | -29 | 0 | W - 248 | 8 | 50 | 38 | 0.00 | 0 | 73.5 |
| 5 2 | 1000 | -29 | W - 258 | -29 | 1 | SW - 222 | 10 | 51 | 30 | 0.00 | 0 | 73.4 |
| 5 2 | 900 | -29 | W - 258 | -29 | 0 | SW - 207 | 5 | 46 | 34 | 0.00 | 0 | 73.5 |
| 5 2 | 800 | -29 | W - 258 | -29 | 5 | SW - 220 | 15 | 36 | 37 | 0.00 | 0 | 73.7 |
| 5 2 | 700 | -29 | W - 258 | -29 | 7 | SW - 240 | 13 | 32 | 53 | 0.00 | 0 | 73.8 |
| 5 2 | 600 | -29 | W - 258 | -29 | 8 | SW - 238 | 14 | 32 | 53 | 0.00 | 0 | 73.8 |
| 5 2 | 500 | -29 | W - 258 | -29 | 7 | SW - 237 | 14 | 31 | 51 | 0.00 | 0 | 73.8 |
| 5 2 | 400 | -29 | W - 258 | -29 | 7 | SW - 237 | 12 | 31 | 53 | 0.00 | 0 | 73.9 |
| 5 2 | 300 | -29 | W - 258 | -29 | 6 | SW - 236 | 12 | 31 | 53 | 0.00 | 0 | 73.9 |
| 5 2 | 200 | -29 | W - 258 | -29 | 3 | SW - 238 | 9 | 31 | 51 | 0.00 | 0 | 74.0 |
| 5 2 | 100 | -29 | W - 258 | -29 | 1 | SW - 226 | 3 | 30 | 42 | 0.00 | 0 | 74.0 |
| 5 1 | 2400 | -29 | W - 258 | -29 | 0 | W - 283 | 2 | 30 | 47 | 0.00 | 0 | 74.0 |
| 5 1 | 2300 | -29 | W - 258 | -29 | 1 | NW - 314 | 2 | 33 | 61 | 0.00 | 0 | 74.1 |
| 5 1 | 2200 | -29 | W - 258 | -29 | 2 | W - 285 | 7 | 31 | 57 | 0.00 | 0 | 74.1 |
| 5 1 | 2100 | -29 | W - 258 | -29 | 3 | NW - 296 | 9 | 32 | 61 | 0.00 | 0 | 74.1 |
| 5 1 | 2000 | -29 | W - 258 | -29 | 0 | W - 253 | 4 | 33 | 59 | 0.00 | 0 | 74.1 |
| 5 1 | 1900 | -29 | W - 258 | -29 | 0 | NW - 297 | 2 | 36 | 59 | 0.00 | 0 | 74.1 |
| 5 1 | 1800 | -29 | W - 258 | -29 | 0 | N - 0 | 6 | 39 | 43 | 0.00 | 0 | 73.9 |
| 5 1 | 1700 | -29 | W - 258 | -29 | 1 | NW - 311 | 6 | 39 | 44 | 0.00 | 0 | 73.9 |
| 5 1 | 1600 | -29 | W - 258 | -29 | 2 | N - 7 | 11 | 39 | 46 | 0.00 | 0 | 74.0 |
| 5 1 | 1500 | -29 | W - 258 | -29 | 2 | N - 348 | 12 | 40 | 42 | 0.00 | 0 | 74.2 |
| 5 1 | 1400 | -29 | W - 258 | -29 | 3 | N - 340 | 13 | 39 | 42 | 0.00 | 0 | 74.3 |
| 5 1 | 1300 | -29 | W - 258 | -29 | 2 | NW - 330 | 12 | 38 | 49 | 0.00 | 0 | 74.4 |
| 5 1 | 1200 | -29 | W - 258 | -29 | 2 | N - 355 | 14 | 39 | 53 | 0.00 | 0 | 74.5 |
| 5 1 | 1100 | -18 | W - 287 | 4 | 0 | N - 0 | 8 | 32 | 57 | 0.00 | 2 | 74.6 |
| 5 1 | 1000 | 2 | N - 14 | 4 | 1 | N - 356 | 6 | 31 | 67 | 0.00 | 2 | 74.5 |
| 5 1 | 900 | 2 | N - 2 | 5 | 0 | N - 2 | 5 | 31 | 58 | 0.00 | 2 | 74.5 |
| 5 1 | 800 | 3 | NW - 317 | 6 | 3 | NW - 312 | 12 | 25 | 78 | 0.00 | 2 | 74.5 |
| 5 1 | 700 | 2 | NW - 305 | 5 | 3 | NW - 298 | 11 | 24 | 81 | 0.00 | 3 | 74.6 |
| 5 1 | 600 | 3 | NW - 295 | 5 | 6 | NW - 306 | 12 | 25 | 86 | 0.00 | 3 | 74.5 |
| 5 1 | 500 | 3 | W - 277 | 4 | 6 | W - 285 | 9 | 25 | 83 | 0.00 | 3 | 74.6 |
| 5 1 | 400 | 3 | NW - 301 | 4 | 5 | NW - 312 | 10 | 26 | 83 | 0.00 | 3 | 74.6 |
| 5 1 | 300 | 3 | NW - 304 | 5 | 4 | NW - 312 | 10 | 26 | 85 | 0.00 | 3 | 74.6 |
| 5 1 | 200 | 4 | NW - 315 | 6 | 7 | NW - 316 | 13 | 27 | 81 | 0.00 | 3 | 74.6 |
| 5 1 | 100 | 4 | NW - 314 | 7 | 7 | NW - 320 | 14 | 27 | 80 | 0.00 | 3 | 74.7 |
| 4 30 | 2400 | 4 | NW - 304 | 9 | 7 | NW - 324 | 18 | 28 | 83 | 0.00 | 3 | 74.7 |
| 4 30 | 2300 | 4 | NW - 296 | 8 | 5 | NW - 328 | 17 | 29 | 79 | 0.00 | 3 | 74.7 |
| 4 30 | 2200 | 4 | W - 284 | 6 | 2 | NW - 317 | 15 | 28 | 80 | 0.00 | 3 | 74.8 |
| 4 30 | 2100 | 5 | W - 276 | 10 | 0 | W - 288 | 6 | 29 | 84 | 0.00 | 3 | 74.7 |
| 4 30 | 2000 | 5 | W - 273 | 10 | 0 | NE - 67 | 9 | 30 | 80 | 0.00 | 3 | 74.7 |
| 4 30 | 1900 | 4 | W - 261 | 8 | 1 | NW - 321 | 8 | 32 | 81 | 0.00 | 3 | 74.6 |
| 4 30 | 1800 | 5 | W - 275 | 8 | 0 | NW - 331 | 9 | 34 | 71 | 0.00 | 2 | 74.6 |
| 4 30 | 1700 | 5 | W - 278 | 9 | 0 | N - 2 | 7 | 35 | 76 | 0.00 | 3 | 74.9 |
| 4 30 | 1600 | 4 | W - 272 | 8 | 2 | NW - 314 | 14 | 36 | 63 | 0.00 | 3 | 75.1 |
| 4 30 | 1500 | 5 | W - 269 | 8 | 1 | NW - 321 | 14 | 39 | 66 | 0.00 | 3 | 75.5 |
| 4 30 | 1400 | 4 | W - 272 | 8 | 1 | NW - 318 | 12 | 38 | 61 | 0.00 | 4 | 76.0 |
| 4 30 | 1300 | 4 | W - 281 | 7 | 0 | NW - 329 | 10 | 37 | 65 | 0.00 | 4 | 76.7 |
| 4 30 | 1200 | 3 | NW - 293 | 6 | 2 | N - 343 | 12 | 33 | 69 | 0.00 | 5 | 77.1 |
| 4 30 | 1100 | 2 | NW - 299 | 5 | -0 | NW - 320 | -0 | 26 | 84 | 0.00 | 5 | 77.3 |
| 4 30 | 1000 | 3 | NW - 308 | 7 | -0 | NW - 331 | -0 | 25 | 96 | 0.00 | 5 | 77.3 |
| 4 30 | 900 | 2 | NW - 316 | 7 | -0 | NW - 319 | -0 | 25 | 91 | 0.00 | 5 | 77.4 |
| 4 30 | 800 | 3 | NW - 298 | 6 | -0 | NW - 320 | -0 | 24 | 93 | 0.00 | 5 | 77.4 |