| Point Forecast: West Thumb WY 44.41N 110.57W (Elev. 7776 ft) |
Last Update: 3:02 pm MDT Jul 16, 2026 |
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| Date | 07/16 | 07/17 | ||||||||||||||||||||||
| Hour (MDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 74 | 72 | 69 | 67 | 66 | 61 | 56 | 55 | 53 | 52 | 51 | 49 | 48 | 47 | 45 | 47 | 52 | 56 | 65 | 71 | 75 | 77 | 77 | 78 |
| Dewpoint (°F) | 48 | 51 | 52 | 53 | 55 | 57 | 56 | 55 | 53 | 52 | 51 | 49 | 48 | 47 | 45 | 47 | 52 | 52 | 55 | 54 | 52 | 52 | 52 | 52 |
| Heat Index (°F) | 75 | 77 | 77 | 78 | ||||||||||||||||||||
| Surface Wind (mph) | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 |
| Wind Dir | E | E | E | ENE | ENE | ENE | ENE | NE | NE | ENE | E | ESE | E | NW | NNE | E | E | SE | SSE | SSE | S | SSW | N | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 60 | 61 | 55 | 42 | 51 | 37 | 38 | 42 | 39 | 37 | 40 | 40 | 35 | 46 | 60 | 66 | 71 | 56 | 36 | 64 | 57 | 57 | 63 | 55 |
| Precipitation Potential (%) | 43 | 35 | 26 | 37 | 21 | 12 | 10 | 11 | 33 | 22 | 11 | 9 | 8 | 6 | 4 | 4 | 4 | 2 | 4 | 2 | 14 | 25 | 34 | 51 |
| Relative Humidity (%) | 40 | 47 | 54 | 61 | 68 | 87 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 86 | 70 | 54 | 45 | 42 | 41 | 40 |
| Rain | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc |
| Thunder | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc |
| Date | 07/18 | |||||||||||||||||||||||
| Hour (MDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 75 | 73 | 70 | 67 | 65 | 59 | 57 | 55 | 54 | 53 | 52 | 50 | 49 | 48 | 45 | 48 | 52 | 56 | 63 | 70 | 75 | 78 | 79 | 78 |
| Dewpoint (°F) | 51 | 53 | 55 | 55 | 57 | 58 | 57 | 55 | 54 | 53 | 52 | 50 | 49 | 48 | 45 | 48 | 52 | 54 | 57 | 57 | 54 | 52 | 51 | 50 |
| Heat Index (°F) | 75 | 75 | 78 | 79 | 78 | |||||||||||||||||||
| Surface Wind (mph) | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 3 | 3 | 3 |
| Wind Dir | SSE | E | SE | S | NE | N | W | SE | ESE | ESE | SE | SE | N | N | N | N | N | N | W | W | W | W | WNW | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 56 | 92 | 82 | 78 | 84 | 78 | 77 | 67 | 52 | 29 | 32 | 28 | 28 | 32 | 36 | 40 | 31 | 22 | 26 | 31 | 35 | 36 | 38 | 39 |
| Precipitation Potential (%) | 57 | 61 | 66 | 65 | 67 | 47 | 51 | 32 | 16 | 4 | 0 | 0 | 0 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 38 | 38 | 38 | 38 |
| Relative Humidity (%) | 43 | 49 | 60 | 66 | 75 | 96 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 94 | 80 | 63 | 48 | 41 | 38 | 38 |
| Rain | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc |
| Thunder | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc |


