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| Point Forecast: Mount Rushmore SD 43.87N 103.46W (Elev. 1524 m) |
Last Update: 4:42 am MDT Aug 10, 2022 |
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| Date | 08/10 | 08/11 | ||||||||||||||||||||||
| Hour (MDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°C) | 17 | 17 | 18 | 21 | 25 | 27 | 29 | 29 | 31 | 32 | 32 | 32 | 32 | 32 | 31 | 29 | 26 | 24 | 24 | 23 | 22 | 22 | 21 | 21 |
| Dewpoint (°C) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 8 | 8 | 8 |
| Heat Index (°C) | 25 | 27 | 28 | 28 | 29 | 30 | 31 | 31 | 31 | 31 | 29 | 28 | 26 | 24 | 24 | |||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 6 | 5 | 6 | 7 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 |
| Wind Dir | SW | SW | SW | S | S | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | S | S | S | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 7 | 6 | 6 | 5 | 5 | 5 | 12 | 19 | 26 | 30 | 33 | 36 | 34 | 32 | 29 | 26 | 22 | 19 | 19 | 20 | 20 | 18 | 17 | 15 |
| Precipitation Potential (%) | 1 | 1 | 2 | 2 | 2 | 2 | 7 | 12 | 17 | 17 | 17 | 17 | 13 | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Relative Humidity (%) | 64 | 64 | 60 | 51 | 42 | 37 | 33 | 31 | 29 | 26 | 24 | 23 | 22 | 22 | 24 | 27 | 31 | 33 | 33 | 35 | 37 | 41 | 42 | 44 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 08/12 | |||||||||||||||||||||||
| Hour (MDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°C) | 21 | 21 | 21 | 23 | 26 | 28 | 30 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 31 | 29 | 27 | 26 | 24 | 24 | 23 | 23 | 22 |
| Dewpoint (°C) | 8 | 8 | 9 | 11 | 11 | 11 | 10 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 |
| Heat Index (°C) | 26 | 28 | 29 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 29 | 28 | 26 | 26 | 24 | 24 | |||||||
| Surface Wind (mph) | 10 | 9 | 9 | 8 | 8 | 9 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 |
| Wind Dir | SW | SW | SW | SW | SW | S | S | S | S | S | S | S | S | S | SE | S | S | S | S | SW | SW | SW | SW | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 17 | 20 | 23 | 27 | 25 | 22 | 15 | 23 | 30 | 38 | 38 | 39 | 39 | 38 | 37 | 36 |
| Precipitation Potential (%) | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 5 | 5 | 5 | 5 | 5 | 9 | 9 | 9 | 9 | 9 | 9 | 3 | 3 | 3 | 3 |
| Relative Humidity (%) | 45 | 45 | 45 | 45 | 38 | 33 | 29 | 25 | 23 | 21 | 21 | 21 | 20 | 20 | 21 | 24 | 27 | 30 | 32 | 34 | 36 | 38 | 40 | 42 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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