| Point Forecast: Mount Rushmore SD 43.87N 103.46W (Elev. 1524 m) |
Last Update: 5:31 pm MDT Jul 26, 2024 |
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| Date | 07/26 | 07/27 | ||||||||||||||||||||||
| Hour (MDT) | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| Temperature (°C) | 22 | 21 | 20 | 21 | 21 | 21 | 20 | 20 | 19 | 19 | 19 | 18 | 21 | 23 | 26 | 29 | 31 | 32 | 32 | 33 | 32 | 31 | 31 | 28 |
| Dewpoint (°C) | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 11 | 11 | 11 | 12 | 12 | 12 | 11 | 10 | 8 | 8 | 7 | 7 | 7 | 7 | 8 |
| Heat Index (°C) | 26 | 28 | 29 | 29 | 31 | 31 | 30 | 29 | 29 | 27 | ||||||||||||||
| Surface Wind (mph) | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 1 |
| Wind Dir | N | NW | NW | NW | NW | W | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 80 | 83 | 87 | 85 | 83 | 81 | 68 | 54 | 41 | 38 | 35 | 32 | 28 | 25 | 21 | 29 | 36 | 44 | 44 | 44 | 44 | 48 | 51 | 55 |
| Precipitation Potential (%) | 52 | 60 | 60 | 42 | 42 | 9 | 9 | 4 | 4 | 4 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 17 | 17 | 17 | 30 | 30 | 30 | 29 |
| Relative Humidity (%) | 55 | 59 | 61 | 62 | 63 | 63 | 66 | 64 | 63 | 60 | 61 | 62 | 57 | 51 | 44 | 33 | 28 | 24 | 22 | 20 | 21 | 23 | 23 | 27 |
| Rain | Chc | Lkly | Lkly | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc |
| Thunder | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc |
| Date | 07/28 | |||||||||||||||||||||||
| Hour (MDT) | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| Temperature (°C) | 26 | 24 | 24 | 22 | 22 | 22 | 21 | 21 | 21 | 19 | 19 | 19 | 21 | 24 | 27 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 27 |
| Dewpoint (°C) | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 |
| Heat Index (°C) | 26 | 24 | 24 | 24 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | ||||||||||
| Surface Wind (mph) | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 |
| Wind Dir | NE | NW | W | W | W | W | W | W | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 55 | 55 | 55 | 52 | 49 | 45 | 42 | 39 | 36 | 30 | 24 | 18 | 12 | 9 | 5 | 8 | 11 | 14 | 19 | 25 | 30 | 27 | 24 | 21 |
| Precipitation Potential (%) | 29 | 29 | 29 | 29 | 29 | 18 | 18 | 18 | 18 | 18 | 18 | 9 | 9 | 9 | 9 | 9 | 9 | 45 | 45 | 45 | 45 | 45 | 45 | 9 |
| Relative Humidity (%) | 35 | 39 | 41 | 46 | 46 | 47 | 49 | 50 | 50 | 50 | 51 | 50 | 47 | 42 | 36 | 34 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 34 |
| Rain | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | -- |
| Thunder | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | -- |
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