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
.
| 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 18 | 100 | -29 | W - 258 | -29 | 1 | SE - 142 | 11 | 32 | 98 | 0.00 | 4 | 60.6 |
| 5 17 | 2400 | -29 | W - 258 | -29 | 0 | SE - 128 | 3 | 32 | 98 | 0.00 | 4 | 60.4 |
| 5 17 | 2300 | -29 | W - 258 | -29 | 1 | SE - 131 | 11 | 32 | 98 | 0.01 | 4 | 60.4 |
| 5 17 | 2200 | -29 | W - 258 | -29 | 3 | SE - 132 | 13 | 32 | 98 | 0.01 | 4 | 60.5 |
| 5 17 | 2100 | -29 | W - 258 | -29 | 2 | SE - 119 | 10 | 33 | 96 | 0.00 | 4 | 60.4 |
| 5 17 | 2000 | -29 | W - 258 | -29 | 4 | SE - 121 | 11 | 35 | 90 | 0.00 | 4 | 60.2 |
| 5 17 | 1900 | -29 | W - 258 | -29 | 4 | SE - 153 | 13 | 35 | 89 | 0.00 | 4 | 60.1 |
| 5 17 | 1800 | -29 | W - 258 | -29 | 4 | S - 193 | 22 | 35 | 90 | 0.04 | 4 | 60.4 |
| 5 17 | 1700 | -29 | W - 258 | -29 | 3 | SE - 128 | 16 | 43 | 77 | 0.00 | 4 | 60.4 |
| 5 17 | 1600 | -29 | W - 258 | -29 | 2 | SE - 127 | 12 | 46 | 54 | 0.00 | 4 | 60.6 |
| 5 17 | 1500 | -29 | W - 258 | -29 | 1 | SE - 135 | 10 | 47 | 59 | 0.00 | 5 | 61.0 |
| 5 17 | 1400 | -29 | W - 258 | -29 | 1 | SE - 154 | 10 | 45 | 59 | 0.00 | 5 | 61.1 |
| 5 17 | 1300 | -29 | W - 258 | -29 | 3 | SE - 143 | 14 | 47 | 63 | 0.00 | 5 | 61.5 |
| 5 17 | 1200 | -29 | W - 258 | -29 | 1 | S - 173 | 11 | 46 | 63 | 0.00 | 6 | 61.7 |
| 5 17 | 1100 | -29 | W - 258 | -29 | 2 | SE - 139 | 12 | 44 | 59 | 0.00 | 6 | 62.2 |
| 5 17 | 1000 | -29 | W - 258 | -29 | 2 | SE - 134 | 13 | 43 | 62 | 0.00 | 6 | 62.2 |
| 5 17 | 900 | -29 | W - 258 | -29 | 0 | SE - 152 | 6 | 43 | 60 | 0.00 | 6 | 62.2 |
| 5 17 | 800 | -29 | W - 258 | -29 | 0 | S - 178 | 9 | 35 | 73 | 0.00 | 6 | 62.6 |
| 5 17 | 700 | -29 | W - 258 | -29 | 0 | S - 166 | 7 | 30 | 92 | 0.00 | 6 | 62.6 |
| 5 17 | 600 | -29 | W - 258 | -29 | 1 | S - 197 | 13 | 30 | 97 | 0.00 | 7 | 62.6 |
| 5 17 | 500 | -29 | W - 258 | -29 | 0 | S - 198 | 6 | 30 | 97 | 0.00 | 7 | 62.6 |
| 5 17 | 400 | -29 | W - 258 | -29 | 3 | S - 191 | 13 | 30 | 97 | 0.00 | 7 | 62.6 |
| 5 17 | 300 | -29 | W - 258 | -29 | 5 | SW - 214 | 15 | 30 | 97 | 0.00 | 7 | 62.6 |
| 5 17 | 200 | -29 | W - 258 | -29 | 6 | SW - 228 | 15 | 29 | 95 | 0.00 | 7 | 62.7 |
| 5 17 | 100 | -29 | W - 258 | -29 | 3 | SW - 212 | 16 | 29 | 95 | 0.00 | 7 | 62.7 |
| 5 16 | 2400 | -29 | W - 258 | -29 | 2 | SW - 207 | 10 | 29 | 96 | 0.00 | 7 | 62.8 |
| 5 16 | 2300 | -29 | W - 258 | -29 | 1 | SW - 207 | 9 | 30 | 95 | 0.00 | 6 | 62.8 |
| 5 16 | 2200 | -29 | W - 258 | -29 | 4 | S - 188 | 14 | 31 | 97 | 0.00 | 6 | 62.8 |
| 5 16 | 2100 | -29 | W - 258 | -29 | 5 | S - 189 | 20 | 31 | 97 | 0.00 | 7 | 62.9 |
| 5 16 | 2000 | -29 | W - 258 | -29 | 7 | SW - 206 | 18 | 32 | 95 | 0.01 | 7 | 62.7 |
| 5 16 | 1900 | -29 | W - 258 | -29 | 9 | SW - 223 | 20 | 32 | 94 | 0.03 | 7 | 62.8 |
| 5 16 | 1800 | -29 | W - 258 | -29 | 4 | SW - 220 | 16 | 33 | 91 | 0.02 | 7 | 62.3 |
| 5 16 | 1700 | -29 | W - 258 | -29 | 3 | S - 199 | 15 | 35 | 90 | 0.05 | 6 | 62.1 |
| 5 16 | 1600 | -29 | W - 258 | -29 | 4 | S - 197 | 17 | 39 | 83 | 0.01 | 6 | 62.0 |
| 5 16 | 1500 | -29 | W - 258 | -29 | 0 | N - 342 | 11 | 38 | 71 | 0.00 | 6 | 62.1 |
| 5 16 | 1400 | -29 | W - 258 | -29 | 2 | SW - 215 | 14 | 38 | 81 | 0.00 | 6 | 62.4 |
| 5 16 | 1300 | -29 | W - 258 | -29 | 2 | W - 268 | 15 | 37 | 79 | 0.03 | 6 | 62.6 |
| 5 16 | 1200 | -29 | W - 258 | -29 | 5 | SW - 207 | 17 | 42 | 66 | 0.01 | 6 | 62.5 |
| 5 16 | 1100 | -29 | W - 258 | -29 | 4 | S - 195 | 15 | 36 | 69 | 0.01 | 6 | 62.7 |
| 5 16 | 1000 | -29 | W - 258 | -29 | 4 | S - 182 | 13 | 35 | 77 | 0.00 | 6 | 62.8 |
| 5 16 | 900 | -29 | W - 258 | -29 | 2 | S - 194 | 11 | 36 | 73 | 0.00 | 6 | 62.7 |
| 5 16 | 800 | -29 | W - 258 | -29 | 3 | SW - 210 | 14 | 30 | 77 | 0.01 | 6 | 62.9 |
| 5 16 | 700 | -29 | W - 258 | -29 | 2 | S - 202 | 13 | 26 | 94 | 0.00 | 6 | 62.9 |
| 5 16 | 600 | -29 | W - 258 | -29 | 2 | SW - 220 | 10 | 25 | 97 | 0.00 | 6 | 62.9 |
| 5 16 | 500 | -29 | W - 258 | -29 | 2 | W - 251 | 8 | 25 | 94 | 0.00 | 6 | 63.0 |
| 5 16 | 400 | -29 | W - 258 | -29 | 0 | W - 258 | 2 | 26 | 94 | 0.00 | 6 | 62.9 |
| 5 16 | 300 | -29 | W - 258 | -29 | 0 | W - 251 | 5 | 26 | 94 | 0.00 | 6 | 62.9 |
| 5 16 | 200 | -29 | W - 258 | -29 | 0 | W - 276 | 2 | 27 | 93 | 0.00 | 6 | 63.0 |
| 5 16 | 100 | -29 | W - 258 | -29 | 0 | W - 275 | 5 | 26 | 93 | 0.00 | 6 | 63.0 |
| 5 15 | 2400 | -29 | W - 258 | -29 | 2 | NW - 299 | 8 | 26 | 93 | 0.00 | 6 | 63.0 |
| 5 15 | 2300 | -29 | W - 258 | -29 | 4 | NW - 308 | 11 | 27 | 92 | 0.00 | 6 | 63.0 |
| 5 15 | 2200 | -29 | W - 258 | -29 | 6 | NW - 295 | 15 | 27 | 94 | 0.01 | 6 | 63.0 |
| 5 15 | 2100 | -29 | W - 258 | -29 | 3 | W - 283 | 11 | 28 | 97 | 0.00 | 6 | 62.9 |
| 5 15 | 2000 | -29 | W - 258 | -29 | 6 | NW - 313 | 15 | 28 | 91 | 0.00 | 6 | 62.9 |
| 5 15 | 1900 | -29 | W - 258 | -29 | 3 | NW - 322 | 18 | 30 | 88 | 0.00 | 7 | 63.0 |
| 5 15 | 1800 | -29 | W - 258 | -29 | 8 | NW - 328 | 27 | 31 | 94 | 0.01 | 7 | 63.2 |
| 5 15 | 1700 | -29 | W - 258 | -29 | 1 | NW - 318 | 10 | 35 | 73 | 0.00 | 7 | 63.0 |
| 5 15 | 1600 | -29 | W - 258 | -29 | 3 | N - 350 | 19 | 34 | 82 | 0.00 | 7 | 63.2 |
| 5 15 | 1500 | -29 | W - 258 | -29 | 4 | N - 339 | 16 | 34 | 73 | 0.00 | 8 | 64.1 |
| 5 15 | 1400 | -29 | W - 258 | -29 | 3 | N - 343 | 16 | 31 | 80 | 0.00 | 8 | 64.3 |
| 5 15 | 1300 | -29 | W - 258 | -29 | 3 | N - 354 | 18 | 30 | 86 | 0.01 | 23 | 64.5 |
| 5 15 | 1200 | -29 | W - 258 | -29 | 0 | N - 356 | 8 | 33 | 80 | 0.00 | 22 | 65.1 |
| 5 15 | 1100 | -29 | W - 258 | -29 | 0 | NW - 336 | 10 | 31 | 84 | 0.05 | 22 | 65.1 |
| 5 15 | 1000 | -29 | W - 258 | -29 | 0 | W - 269 | 10 | 29 | 85 | 0.02 | 23 | 64.3 |
| 5 15 | 900 | -29 | W - 258 | -29 | 0 | NW - 325 | 7 | 28 | 89 | 0.00 | 22 | 64.2 |
| 5 15 | 800 | -29 | W - 258 | -29 | 0 | NW - 293 | 7 | 26 | 92 | 0.00 | 8 | 64.2 |
| 5 15 | 700 | -29 | W - 258 | -29 | 1 | W - 252 | 10 | 25 | 95 | 0.00 | 8 | 64.3 |
| 5 15 | 600 | -29 | W - 258 | -29 | 1 | W - 274 | 10 | 25 | 96 | 0.00 | 8 | 64.4 |
| 5 15 | 500 | -29 | W - 258 | -29 | 0 | W - 284 | 9 | 25 | 95 | 0.00 | 8 | 64.5 |
| 5 15 | 400 | -29 | W - 258 | -29 | 3 | NW - 310 | 13 | 25 | 94 | 0.00 | 8 | 64.6 |
| 5 15 | 300 | -29 | W - 258 | -29 | 1 | N - 358 | 16 | 26 | 96 | 0.04 | 8 | 64.6 |
| 5 15 | 200 | -29 | W - 258 | -29 | 2 | N - 355 | 16 | 26 | 98 | 0.03 | 8 | 64.4 |