| Point Forecast: Ketchum ID 43.69N 114.36W (Elev. 6001 ft) |
Last Update: 5:31 am MDT May 21, 2026 |
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| Date | 05/21 | 05/22 | ||||||||||||||||||||||
| Hour (MDT) | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 |
| Temperature (°F) | 36 | 34 | 35 | 39 | 44 | 51 | 56 | 59 | 61 | 64 | 64 | 65 | 66 | 65 | 64 | 63 | 56 | 52 | 48 | 45 | 43 | 41 | 39 | 38 |
| Dewpoint (°F) | 28 | 27 | 26 | 24 | 22 | 24 | 22 | 21 | 21 | 20 | 17 | 16 | 17 | 16 | 15 | 20 | 22 | 22 | 22 | 22 | 21 | 21 | 20 | 21 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 7 | 7 | 8 | 8 | 10 | 10 | 8 | 7 | 7 | 6 | 6 | 7 | 7 | 7 | 6 | 5 | 5 | 3 | 3 | 2 | 2 | 2 | 1 | 2 |
| Wind Dir | NNW | NNW | NNW | N | N | N | N | N | N | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNW | NNW | NW | NNW | N | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 12 | 11 | 15 | 10 | 6 | 2 | 7 | 7 | 5 | 6 | 9 | 13 | 22 | 21 | 29 | 46 | 41 | 48 | 49 | 44 | 35 | 47 | 44 | 59 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 73 | 74 | 68 | 54 | 41 | 34 | 27 | 23 | 21 | 18 | 16 | 15 | 15 | 15 | 15 | 19 | 26 | 30 | 35 | 39 | 42 | 44 | 47 | 49 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/23 | |||||||||||||||||||||||
| Hour (MDT) | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 |
| Temperature (°F) | 37 | 35 | 37 | 41 | 46 | 55 | 60 | 63 | 65 | 66 | 67 | 67 | 68 | 67 | 67 | 64 | 59 | 55 | 51 | 47 | 44 | 42 | 40 | 38 |
| Dewpoint (°F) | 21 | 20 | 21 | 21 | 20 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 25 | 25 | 26 | 27 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 25 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 5 | 5 | 5 | 5 | 5 |
| Wind Dir | NNW | NNW | NNW | NNW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | W | W | W | NW | NW | NW | N | N | N | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 54 | 79 | 79 | 79 | 47 | 47 | 47 | 36 | 36 | 36 | 53 | 53 | 53 | 60 | 60 | 60 | 29 | 29 | 29 | 7 | 7 | 7 | 4 | 4 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 52 | 54 | 53 | 45 | 35 | 30 | 25 | 22 | 22 | 21 | 20 | 21 | 20 | 20 | 21 | 25 | 30 | 35 | 41 | 46 | 50 | 53 | 56 | 60 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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