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 7 | 1500 | -28 | W - 258 | -28 | 1 | NE - 49 | 11 | 47 | 51 | 0.00 | 0 | 70.7 |
| 5 7 | 1400 | -28 | W - 258 | -28 | 1 | NE - 42 | 11 | 48 | 57 | 0.00 | 0 | 70.9 |
| 5 7 | 1300 | -29 | W - 258 | -28 | 2 | SE - 138 | 14 | 49 | 54 | 0.00 | 0 | 71.5 |
| 5 7 | 1200 | -29 | W - 258 | -29 | 2 | S - 164 | 14 | 48 | 57 | 0.00 | 0 | 71.8 |
| 5 7 | 1100 | -29 | W - 258 | -29 | 2 | S - 194 | 11 | 49 | 53 | 0.00 | 0 | 72.1 |
| 5 7 | 1000 | -29 | W - 258 | -29 | 2 | S - 176 | 12 | 48 | 71 | 0.00 | 0 | 72.0 |
| 5 7 | 900 | -29 | W - 258 | -29 | 3 | S - 189 | 11 | 47 | 62 | 0.00 | 0 | 71.9 |
| 5 7 | 800 | -29 | W - 258 | -29 | 3 | S - 196 | 12 | 37 | 73 | 0.00 | 0 | 72.2 |
| 5 7 | 700 | -29 | W - 258 | -29 | 5 | SW - 214 | 14 | 32 | 91 | 0.00 | 0 | 71.7 |
| 5 7 | 600 | -29 | W - 258 | -29 | 7 | SW - 221 | 16 | 31 | 95 | 0.00 | 0 | 71.8 |
| 5 7 | 500 | -29 | W - 258 | -29 | 11 | SW - 225 | 16 | 31 | 94 | 0.00 | 0 | 72.0 |
| 5 7 | 400 | -29 | W - 258 | -29 | 10 | SW - 235 | 17 | 32 | 94 | 0.00 | 0 | 72.0 |
| 5 7 | 300 | -29 | W - 258 | -29 | 8 | SW - 237 | 20 | 31 | 94 | 0.00 | 0 | 72.2 |
| 5 7 | 200 | -29 | W - 258 | -29 | 2 | W - 281 | 13 | 31 | 94 | 0.00 | 0 | 72.4 |
| 5 7 | 100 | -29 | W - 258 | -29 | 0 | S - 188 | 8 | 30 | 97 | 0.00 | 0 | 72.3 |
| 5 6 | 2400 | -29 | W - 258 | -29 | 0 | S - 181 | 8 | 31 | 97 | 0.00 | 0 | 72.6 |
| 5 6 | 2300 | -29 | W - 258 | -29 | 1 | S - 189 | 10 | 31 | 96 | 0.00 | 0 | 72.5 |
| 5 6 | 2200 | -29 | W - 258 | -29 | 0 | SE - 136 | 5 | 31 | 98 | 0.00 | 0 | 72.5 |
| 5 6 | 2100 | -29 | W - 258 | -29 | 0 | SE - 133 | 1 | 33 | 96 | 0.00 | 0 | 72.6 |
| 5 6 | 2000 | -29 | W - 258 | -29 | 0 | E - 99 | 1 | 34 | 94 | 0.00 | 0 | 72.8 |
| 5 6 | 1900 | -29 | W - 258 | -29 | 0 | E - 87 | 4 | 35 | 96 | 0.00 | 0 | 73.0 |
| 5 6 | 1800 | -29 | W - 258 | -29 | 0 | E - 95 | 2 | 36 | 90 | 0.00 | 0 | 73.2 |
| 5 6 | 1700 | -29 | W - 258 | -29 | 0 | E - 75 | 3 | 35 | 90 | 0.00 | 0 | 73.6 |
| 5 6 | 1600 | -29 | W - 258 | -29 | 0 | E - 74 | 4 | 35 | 89 | 0.00 | 0 | 73.8 |
| 5 6 | 1500 | -29 | W - 258 | -29 | 0 | E - 73 | 5 | 34 | 90 | 0.00 | 0 | 74.1 |
| 5 6 | 1400 | -29 | W - 258 | -29 | 0 | E - 91 | 6 | 33 | 91 | 0.00 | 0 | 74.5 |
| 5 6 | 1300 | -29 | W - 258 | -29 | 1 | E - 82 | 8 | 32 | 93 | 0.00 | 0 | 74.9 |
| 5 6 | 1200 | -29 | W - 258 | -29 | 2 | E - 74 | 6 | 31 | 95 | 0.00 | 0 | 75.0 |
| 5 6 | 1100 | -29 | W - 258 | -29 | 0 | NE - 67 | 7 | 28 | 93 | 0.00 | 0 | 75.2 |
| 5 6 | 1000 | -29 | W - 258 | -29 | 0 | E - 70 | 4 | 27 | 96 | 0.00 | 0 | 75.2 |
| 5 6 | 900 | -29 | W - 258 | -29 | 0 | E - 94 | 4 | 25 | 96 | 0.00 | 0 | 75.4 |
| 5 6 | 800 | -29 | W - 258 | -29 | 1 | E - 94 | 5 | 22 | 97 | 0.00 | 1 | 75.5 |
| 5 6 | 700 | -29 | W - 258 | -29 | 0 | E - 87 | 4 | 20 | 96 | 0.00 | 1 | 75.7 |
| 5 6 | 600 | -29 | W - 258 | -29 | 1 | E - 79 | 6 | 20 | 96 | 0.00 | 1 | 75.8 |
| 5 6 | 500 | -29 | W - 258 | -29 | 0 | E - 77 | 5 | 21 | 96 | 0.00 | 1 | 75.9 |
| 5 6 | 400 | -29 | W - 258 | -29 | 1 | NE - 54 | 5 | 21 | 97 | 0.00 | 1 | 76.0 |
| 5 6 | 300 | -29 | W - 258 | -29 | 2 | NE - 46 | 8 | 21 | 97 | 0.00 | 1 | 76.1 |
| 5 6 | 200 | -29 | W - 258 | -29 | 2 | NE - 52 | 11 | 21 | 97 | 0.00 | 1 | 76.3 |
| 5 6 | 100 | -29 | W - 258 | -29 | 5 | NE - 56 | 15 | 21 | 97 | 0.00 | 1 | 76.4 |
| 5 5 | 2400 | -29 | W - 258 | -29 | 6 | NE - 37 | 15 | 21 | 97 | 0.00 | 2 | 76.9 |
| 5 5 | 2300 | -29 | W - 258 | -29 | 7 | NE - 32 | 20 | 21 | 97 | 0.01 | 2 | 77.1 |
| 5 5 | 2200 | -29 | W - 258 | -29 | 8 | NE - 24 | 22 | 20 | 97 | 0.00 | 2 | 77.3 |
| 5 5 | 2100 | -29 | W - 258 | -29 | 10 | N - 11 | 25 | 20 | 96 | 0.01 | 2 | 77.0 |
| 5 5 | 2000 | -29 | W - 258 | -29 | 11 | N - 7 | 22 | 20 | 97 | 0.00 | 3 | 76.0 |
| 5 5 | 1900 | -29 | W - 258 | -29 | 6 | N - 18 | 19 | 21 | 96 | 0.05 | 2 | 74.1 |
| 5 5 | 1800 | -29 | W - 258 | -29 | 5 | NE - 27 | 13 | 22 | 97 | 0.04 | 0 | 72.4 |
| 5 5 | 1700 | -29 | W - 258 | -29 | 11 | N - 13 | 23 | 22 | 97 | 0.03 | 0 | 71.1 |
| 5 5 | 1600 | -29 | W - 258 | -29 | 13 | N - 5 | 25 | 23 | 96 | 0.00 | 0 | 70.6 |
| 5 5 | 1500 | -29 | W - 258 | -29 | 10 | N - 14 | 24 | 24 | 95 | 0.01 | 1 | 70.7 |
| 5 5 | 1400 | -29 | W - 258 | -29 | 9 | N - 5 | 19 | 25 | 94 | 0.01 | 1 | 70.5 |
| 5 5 | 1300 | -29 | W - 258 | -29 | 9 | N - 351 | 17 | 26 | 89 | 0.00 | 2 | 70.1 |
| 5 5 | 1200 | -29 | W - 258 | -29 | 6 | N - 8 | 13 | 26 | 91 | 0.01 | 2 | 69.3 |
| 5 5 | 1100 | -29 | W - 258 | -29 | 4 | N - 10 | 12 | 27 | 94 | 0.02 | 2 | 69.0 |
| 5 5 | 1000 | -29 | W - 258 | -29 | 2 | NW - 330 | 7 | 27 | 93 | 0.02 | 1 | 68.5 |
| 5 5 | 900 | -29 | W - 258 | -29 | 1 | NW - 308 | 8 | 27 | 92 | 0.00 | 1 | 68.2 |
| 5 5 | 800 | -29 | W - 258 | -29 | 0 | N - 340 | 4 | 27 | 95 | 0.01 | 0 | 67.8 |
| 5 5 | 700 | -29 | W - 258 | -29 | 4 | W - 289 | 10 | 27 | 97 | 0.00 | 0 | 67.9 |
| 5 5 | 600 | -29 | W - 258 | -29 | 1 | N - 2 | 10 | 28 | 97 | 0.01 | 0 | 67.8 |
| 5 5 | 500 | -29 | W - 258 | -29 | 0 | SE - 137 | 4 | 29 | 98 | 0.01 | 0 | 67.8 |
| 5 5 | 400 | -29 | W - 258 | -29 | 2 | SE - 128 | 7 | 31 | 97 | 0.01 | 0 | 67.8 |
| 5 5 | 300 | -29 | W - 258 | -29 | 0 | SE - 116 | 5 | 32 | 99 | 0.00 | 0 | 67.9 |
| 5 5 | 200 | -29 | W - 258 | -29 | 0 | E - 88 | 1 | 32 | 99 | 0.00 | 0 | 68.3 |
| 5 5 | 100 | -29 | W - 258 | -29 | -0 | NE - 41 | 1 | 33 | 99 | 0.00 | 0 | 68.2 |
| 5 4 | 2400 | -29 | W - 258 | -29 | 0 | NE - 34 | 5 | 33 | 99 | 0.00 | 0 | 68.3 |
| 5 4 | 2300 | -29 | W - 258 | -29 | 0 | N - 9 | 3 | 34 | 97 | 0.00 | 0 | 116.6 |
| 5 4 | 2200 | -29 | W - 258 | -29 | 3 | NW - 296 | 10 | 35 | 95 | 0.00 | 0 | 115.2 |
| 5 4 | 2100 | -29 | W - 258 | -29 | 8 | W - 259 | 23 | 36 | 88 | 0.00 | 0 | 67.8 |
| 5 4 | 2000 | -29 | W - 258 | -29 | 8 | S - 200 | 33 | 37 | 83 | 0.00 | 0 | 67.8 |
| 5 4 | 1900 | -29 | W - 258 | -28 | 11 | SE - 129 | 35 | 42 | 80 | 0.00 | 0 | 67.9 |
| 5 4 | 1800 | -28 | W - 259 | -28 | 1 | NE - 62 | 8 | 45 | 55 | 0.00 | 0 | 67.9 |
| 5 4 | 1700 | -28 | W - 259 | -28 | 5 | E - 72 | 21 | 47 | 67 | 0.00 | 0 | 68.2 |
| 5 4 | 1600 | -28 | W - 259 | -28 | 3 | NE - 34 | 17 | 51 | 60 | 0.00 | 0 | 68.4 |