| Point Forecast: 2 Miles S Idaho Falls ID 43.46N 112.03W (Elev. 1431 m) |
Last Update: 5:31 am MDT May 20, 2026 |
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| Date | 05/20 | 05/21 | ||||||||||||||||||||||
| Hour (MDT) | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 |
| Temperature (°C) | 4 | 6 | 8 | 12 | 14 | 16 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 16 | 14 | 12 | 11 | 10 | 9 | 8 | 6 | 5 | 5 | 4 |
| Dewpoint (°C) | -3 | -3 | -3 | -2 | -2 | -2 | -2 | -2 | -3 | -3 | -3 | -3 | -2 | -2 | -1 | -1 | 1 | 3 | 4 | 4 | 4 | 4 | 4 | 4 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 7 | 9 | 10 | 11 | 11 | 11 | 11 | 13 | 14 | 14 | 13 | 11 | 9 | 9 | 9 | 8 | 7 | 6 | 5 | 5 | 5 | 6 |
| Wind Dir | S | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | W | NNW | N | NNE | N | N | N | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 28 | 6 | 6 | 6 | 9 | 11 | 21 | 43 | 38 | 54 | 52 | 75 | 91 | 97 | 97 | 92 | 95 | 94 | 86 | 78 | 92 | 84 | 88 | 78 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 5 | 10 | 14 | 21 | 28 | 35 | 47 | 59 | 71 | 68 | 65 | 62 | 52 | 41 | 31 |
| Relative Humidity (%) | 60 | 53 | 44 | 38 | 33 | 30 | 28 | 26 | 24 | 24 | 24 | 25 | 26 | 30 | 36 | 42 | 50 | 60 | 71 | 80 | 89 | 95 | 98 | 99 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/22 | |||||||||||||||||||||||
| Hour (MDT) | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 |
| Temperature (°C) | 5 | 5 | 7 | 9 | 11 | 12 | 13 | 14 | 15 | 15 | 16 | 16 | 15 | 13 | 11 | 9 | 8 | 7 | 6 | 4 | 3 | 2 | 2 | 2 |
| Dewpoint (°C) | 4 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 1 | 0 | 1 | 0 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 11 | 11 | 11 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 8 | 8 | 8 | 6 | 6 | 6 | 3 | 3 | 3 | 3 |
| Wind Dir | N | N | N | N | N | N | N | N | N | N | N | N | N | N | NNE | NNE | NNE | ENE | ENE | ENE | ENE | ENE | ENE | ENE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 78 | 78 | 57 | 57 | 57 | 45 | 45 | 45 | 32 | 32 | 32 | 24 | 24 | 24 | 23 | 23 | 23 | 19 | 19 | 19 | 25 | 25 | 25 | 27 |
| Precipitation Potential (%) | 31 | 21 | 28 | 25 | 23 | 20 | 15 | 9 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 97 | 91 | 80 | 69 | 61 | 54 | 48 | 43 | 38 | 36 | 35 | 34 | 34 | 38 | 44 | 48 | 52 | 57 | 63 | 70 | 76 | 82 | 85 | 85 |
| Rain | Chc | SChc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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