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 13 | 100 | -29 | W - 258 | -29 | 5 | NW - 304 | 14 | 29 | 99 | 0.00 | 0 | 57.1 |
| 5 12 | 2400 | -29 | W - 258 | -29 | 5 | NW - 293 | 15 | 30 | 99 | 0.00 | 0 | 57.2 |
| 5 12 | 2300 | -29 | W - 258 | -29 | 0 | N - 357 | 4 | 33 | 97 | 0.00 | 0 | 57.1 |
| 5 12 | 2200 | -29 | W - 258 | -29 | 1 | SE - 116 | 8 | 35 | 88 | 0.00 | 0 | 57.2 |
| 5 12 | 2100 | -29 | W - 258 | -29 | 2 | NE - 61 | 14 | 37 | 81 | 0.00 | 0 | 57.3 |
| 5 12 | 2000 | -29 | W - 258 | -29 | 4 | NW - 300 | 13 | 41 | 64 | 0.00 | 0 | 57.3 |
| 5 12 | 1900 | -29 | W - 258 | -28 | 8 | SW - 238 | 30 | 46 | 43 | 0.00 | 0 | 57.5 |
| 5 12 | 1800 | -28 | W - 258 | -28 | 7 | SW - 238 | 31 | 48 | 37 | 0.00 | 0 | 57.5 |
| 5 12 | 1700 | -28 | W - 258 | -28 | 8 | SW - 209 | 31 | 50 | 33 | 0.00 | 0 | 57.5 |
| 5 12 | 1600 | -28 | W - 258 | -28 | 9 | SW - 227 | 39 | 53 | 30 | 0.00 | 0 | 57.8 |
| 5 12 | 1500 | -28 | W - 258 | -28 | 7 | SW - 239 | 31 | 50 | 29 | 0.00 | 0 | 58.2 |
| 5 12 | 1400 | -28 | W - 258 | -28 | 8 | SW - 236 | 39 | 50 | 32 | 0.00 | 0 | 58.3 |
| 5 12 | 1300 | -28 | W - 258 | -28 | 5 | S - 186 | 36 | 53 | 33 | 0.00 | 0 | 58.7 |
| 5 12 | 1200 | -29 | W - 258 | -28 | 6 | SW - 221 | 28 | 52 | 30 | 0.00 | 0 | 58.9 |
| 5 12 | 1100 | -29 | W - 258 | -29 | 6 | SW - 232 | 21 | 49 | 33 | 0.00 | 0 | 59.2 |
| 5 12 | 1000 | -29 | W - 258 | -29 | 6 | SW - 221 | 25 | 49 | 37 | 0.00 | 0 | 59.3 |
| 5 12 | 900 | -29 | W - 258 | -29 | 8 | SW - 220 | 28 | 48 | 39 | 0.00 | 0 | 59.4 |
| 5 12 | 800 | -29 | W - 258 | -29 | 6 | SW - 234 | 30 | 42 | 46 | 0.00 | 0 | 59.7 |
| 5 12 | 700 | -29 | W - 258 | -29 | 7 | SW - 241 | 26 | 40 | 58 | 0.00 | 0 | 59.7 |
| 5 12 | 600 | -29 | W - 258 | -29 | 3 | NW - 333 | 22 | 39 | 58 | 0.00 | 0 | 59.8 |
| 5 12 | 500 | -29 | W - 258 | -29 | 1 | N - 8 | 12 | 38 | 72 | 0.00 | 0 | 59.8 |
| 5 12 | 400 | -29 | W - 258 | -29 | 3 | W - 292 | 19 | 39 | 77 | 0.00 | 0 | 59.7 |
| 5 12 | 300 | -29 | W - 258 | -29 | 5 | SW - 234 | 25 | 39 | 79 | 0.00 | 0 | 59.8 |
| 5 12 | 200 | -29 | W - 258 | -29 | 3 | SW - 232 | 14 | 38 | 73 | 0.00 | 0 | 59.9 |
| 5 12 | 100 | -29 | W - 258 | -29 | 1 | SW - 203 | 8 | 35 | 84 | 0.00 | 0 | 59.7 |
| 5 11 | 2400 | -29 | W - 258 | -29 | 1 | SE - 139 | 10 | 36 | 85 | 0.00 | 0 | 59.7 |
| 5 11 | 2300 | -29 | W - 258 | -29 | 2 | S - 165 | 11 | 37 | 85 | 0.00 | 0 | 59.7 |
| 5 11 | 2200 | -29 | W - 258 | -29 | 1 | SE - 153 | 12 | 38 | 81 | 0.00 | 0 | 59.7 |
| 5 11 | 2100 | -29 | W - 258 | -29 | 1 | NE - 53 | 16 | 41 | 72 | 0.00 | 0 | 59.8 |
| 5 11 | 2000 | -29 | W - 258 | -29 | 2 | NW - 306 | 21 | 43 | 60 | 0.00 | 0 | 59.8 |
| 5 11 | 1900 | -29 | W - 258 | -28 | 5 | SW - 222 | 25 | 44 | 59 | 0.00 | 0 | 59.8 |
| 5 11 | 1800 | -28 | W - 258 | -28 | 2 | N - 344 | 19 | 49 | 52 | 0.00 | 0 | 59.8 |
| 5 11 | 1700 | -28 | W - 258 | -28 | 5 | SW - 242 | 29 | 51 | 42 | 0.00 | 0 | 60.0 |
| 5 11 | 1600 | -28 | W - 258 | -28 | 4 | NW - 317 | 28 | 50 | 47 | 0.00 | 0 | 60.2 |
| 5 11 | 1500 | -29 | W - 258 | -29 | 6 | SW - 242 | 25 | 50 | 48 | 0.00 | 0 | 60.5 |
| 5 11 | 1400 | -29 | W - 258 | -29 | 9 | SW - 237 | 28 | 46 | 48 | 0.00 | 0 | 60.9 |
| 5 11 | 1300 | -29 | W - 258 | -29 | 18 | SW - 236 | 43 | 43 | 67 | 0.00 | 0 | 61.1 |
| 5 11 | 1200 | -29 | W - 258 | -29 | 12 | SW - 230 | 41 | 41 | 67 | 0.00 | 0 | 61.2 |
| 5 11 | 1100 | -29 | W - 258 | -29 | 7 | SW - 223 | 24 | 40 | 83 | 0.02 | 0 | 61.2 |
| 5 11 | 1000 | -29 | W - 258 | -29 | 7 | SW - 233 | 23 | 41 | 94 | 0.06 | 0 | 61.5 |
| 5 11 | 900 | -29 | W - 258 | -29 | 6 | W - 255 | 31 | 42 | 73 | 0.02 | 0 | 61.6 |
| 5 11 | 800 | -29 | W - 258 | -29 | 4 | NE - 56 | 35 | 43 | 86 | 0.00 | 0 | 61.8 |
| 5 11 | 700 | -29 | W - 258 | -29 | 4 | S - 178 | 23 | 43 | 64 | 0.00 | 0 | 62.1 |
| 5 11 | 600 | -29 | W - 258 | -29 | 4 | SW - 219 | 27 | 43 | 62 | 0.00 | 0 | 62.0 |
| 5 11 | 500 | -29 | W - 258 | -29 | 5 | W - 262 | 21 | 43 | 64 | 0.00 | 0 | 62.0 |
| 5 11 | 400 | -29 | W - 258 | -29 | 2 | W - 278 | 25 | 43 | 66 | 0.00 | 0 | 62.0 |
| 5 11 | 300 | -29 | W - 258 | -29 | 6 | NW - 293 | 26 | 44 | 59 | 0.00 | 0 | 62.0 |
| 5 11 | 200 | -29 | W - 258 | -29 | 11 | SW - 230 | 39 | 44 | 62 | 0.00 | 0 | 62.2 |
| 5 11 | 100 | -29 | W - 258 | -29 | 6 | W - 255 | 28 | 45 | 56 | 0.00 | 0 | 62.2 |
| 5 10 | 2400 | -29 | W - 258 | -29 | 8 | SW - 237 | 28 | 45 | 55 | 0.00 | 0 | 62.2 |
| 5 10 | 2300 | -29 | W - 258 | -29 | 6 | W - 258 | 28 | 46 | 54 | 0.00 | 0 | 62.2 |
| 5 10 | 2200 | -29 | W - 258 | -29 | 13 | SW - 230 | 31 | 46 | 54 | 0.00 | 0 | 62.4 |
| 5 10 | 2100 | -28 | W - 258 | -28 | 10 | SW - 242 | 32 | 47 | 45 | 0.00 | 0 | 62.5 |
| 5 10 | 2000 | -28 | W - 259 | -28 | 4 | W - 269 | 23 | 49 | 45 | 0.00 | 0 | 62.5 |
| 5 10 | 1900 | -28 | W - 259 | -28 | 4 | W - 272 | 22 | 52 | 46 | 0.00 | 0 | 62.5 |
| 5 10 | 1800 | -28 | W - 259 | -28 | 6 | SW - 214 | 34 | 55 | 37 | 0.00 | 0 | 62.5 |
| 5 10 | 1700 | -28 | W - 259 | -28 | 10 | SW - 223 | 38 | 56 | 37 | 0.00 | 0 | 62.7 |
| 5 10 | 1600 | -28 | W - 259 | -28 | 4 | NW - 334 | 24 | 59 | 31 | 0.00 | 0 | 63.2 |
| 5 10 | 1500 | -28 | W - 259 | -28 | 4 | NW - 299 | 20 | 59 | 28 | 0.00 | 0 | 63.5 |
| 5 10 | 1400 | -28 | W - 259 | -28 | 3 | NW - 293 | 22 | 57 | 29 | 0.00 | 0 | 63.9 |
| 5 10 | 1300 | -28 | W - 259 | -28 | 3 | W - 254 | 19 | 58 | 32 | 0.00 | 0 | 64.1 |
| 5 10 | 1200 | -28 | W - 259 | -28 | 1 | NE - 30 | 16 | 60 | 31 | 0.00 | 0 | 64.4 |
| 5 10 | 1100 | -29 | W - 258 | -28 | 1 | NW - 328 | 13 | 54 | 31 | 0.00 | 0 | 64.7 |
| 5 10 | 1000 | -29 | W - 258 | -29 | 0 | N - 11 | 8 | 48 | 40 | 0.00 | 0 | 64.8 |
| 5 10 | 900 | -29 | W - 258 | -29 | 1 | SW - 245 | 12 | 49 | 44 | 0.00 | 0 | 64.8 |
| 5 10 | 800 | -29 | W - 258 | -29 | 5 | SW - 226 | 21 | 46 | 46 | 0.00 | 0 | 65.0 |
| 5 10 | 700 | -29 | W - 258 | -29 | 2 | SW - 219 | 15 | 42 | 47 | 0.00 | 0 | 64.9 |
| 5 10 | 600 | -29 | W - 258 | -29 | 2 | SW - 209 | 13 | 42 | 47 | 0.00 | 0 | 65.0 |
| 5 10 | 500 | -29 | W - 258 | -29 | 4 | SW - 214 | 16 | 42 | 48 | 0.00 | 0 | 65.0 |
| 5 10 | 400 | -29 | W - 258 | -29 | 2 | SW - 213 | 13 | 42 | 49 | 0.00 | 0 | 65.0 |
| 5 10 | 300 | -29 | W - 258 | -29 | 5 | SW - 227 | 15 | 43 | 45 | 0.00 | 0 | 65.1 |
| 5 10 | 200 | -29 | W - 258 | -29 | 3 | SW - 240 | 18 | 44 | 45 | 0.00 | 0 | 65.0 |