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| Point Forecast: Mount Rushmore SD 43.87N 103.46W (Elev. 1524 m) |
Last Update: 11:24 am MDT Aug 12, 2022 |
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| Date | 08/12 | 08/13 | ||||||||||||||||||||||
| Hour (MDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°C) | 29 | 29 | 29 | 29 | 30 | 31 | 29 | 28 | 26 | 24 | 23 | 22 | 22 | 21 | 21 | 19 | 19 | 19 | 19 | 21 | 23 | 25 | 26 | 27 |
| Dewpoint (°C) | 12 | 13 | 12 | 12 | 11 | 9 | 9 | 9 | 10 | 11 | 11 | 11 | 11 | 12 | 12 | 13 | 12 | 12 | 12 | 13 | 14 | 14 | 13 | 12 |
| Heat Index (°C) | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 27 | 26 | 24 | 25 | 26 | 27 | |||||||||||
| Surface Wind (mph) | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 6 | 5 | 3 | 3 | 3 | 2 | 2 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 3 | 5 | 5 |
| Wind Dir | N | N | N | N | NE | NE | NE | NE | NE | NE | NE | NE | NE | SW | S | S | SW | SW | SW | SW | S | S | S | SE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 19 | 25 | 31 | 37 | 38 | 39 | 40 | 46 | 52 | 57 | 59 | 61 | 62 | 60 | 57 | 55 | 60 | 66 | 71 | 69 | 67 | 64 | 67 | 69 |
| Precipitation Potential (%) | 9 | 9 | 12 | 16 | 16 | 16 | 12 | 12 | 12 | 9 | 9 | 9 | 19 | 19 | 19 | 24 | 24 | 24 | 13 | 13 | 13 | 13 | 13 | 13 |
| Relative Humidity (%) | 36 | 37 | 36 | 34 | 30 | 27 | 29 | 32 | 38 | 43 | 48 | 49 | 51 | 57 | 59 | 65 | 65 | 65 | 64 | 62 | 56 | 50 | 44 | 41 |
| Rain | -- | -- | -- | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- |
| Date | 08/14 | |||||||||||||||||||||||
| Hour (MDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°C) | 27 | 28 | 28 | 28 | 28 | 28 | 26 | 24 | 23 | 22 | 21 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 21 | 23 | 24 | 26 | 27 |
| Dewpoint (°C) | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |
| Heat Index (°C) | 27 | 28 | 28 | 28 | 28 | 28 | 26 | 24 | 24 | 26 | 27 | |||||||||||||
| Surface Wind (mph) | 6 | 7 | 8 | 8 | 8 | 7 | 6 | 5 | 3 | 3 | 3 | 3 | 3 | 5 | 6 | 6 | 6 | 5 | 3 | 3 | 3 | 3 | 5 | 5 |
| Wind Dir | SE | SE | SE | E | E | SE | SE | SE | S | S | S | S | S | SW | SW | SW | SW | W | W | SW | SE | E | E | E |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 72 | 70 | 69 | 67 | 65 | 63 | 61 | 66 | 72 | 77 | 77 | 76 | 76 | 75 | 73 | 72 | 68 | 64 | 60 | 55 | 51 | 46 | 50 | 54 |
| Precipitation Potential (%) | 39 | 39 | 39 | 39 | 39 | 39 | 55 | 55 | 55 | 55 | 55 | 55 | 34 | 34 | 34 | 34 | 34 | 34 | 12 | 12 | 12 | 12 | 12 | 12 |
| Relative Humidity (%) | 39 | 37 | 37 | 37 | 36 | 35 | 39 | 43 | 48 | 51 | 55 | 57 | 59 | 61 | 63 | 63 | 65 | 63 | 61 | 57 | 53 | 50 | 47 | 44 |
| Rain | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- |
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