| Point Forecast: Rapid City SD 44.08N 103.24W (Elev. 3291 ft) |
Last Update: 9:29 pm MDT Jul 12, 2025 |
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| Date | 07/12 | 07/13 | ||||||||||||||||||||||
| Hour (MDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 71 | 67 | 66 | 64 | 62 | 62 | 62 | 62 | 63 | 68 | 73 | 80 | 83 | 84 | 86 | 88 | 89 | 90 | 91 | 89 | 88 | 88 | 84 | 78 |
| Dewpoint (°F) | 52 | 48 | 47 | 47 | 45 | 44 | 44 | 43 | 44 | 47 | 49 | 49 | 49 | 49 | 49 | 50 | 49 | 49 | 48 | 49 | 49 | 50 | 52 | 51 |
| Heat Index (°F) | 77 | 81 | 82 | 83 | 85 | 86 | 87 | 88 | 86 | 85 | 85 | 82 | 78 | |||||||||||
| Surface Wind (mph) | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 6 | 6 | 6 | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 7 | 6 | 6 |
| Wind Dir | SW | SW | SW | W | W | W | W | W | W | W | NW | NW | N | N | NE | NE | NE | E | E | E | E | SE | SE | SE |
| Gust | 15 | 16 | 17 | 20 | 20 | 20 | 20 | 21 | 20 | 18 | 16 | 15 | 15 | |||||||||||
| Sky Cover (%) | 13 | 16 | 16 | 17 | 11 | 20 | 13 | 10 | 13 | 9 | 6 | 5 | 2 | 3 | 2 | 2 | 1 | 4 | 6 | 8 | 6 | 6 | 7 | 6 |
| Precipitation Potential (%) | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 51 | 50 | 50 | 54 | 54 | 52 | 52 | 50 | 50 | 47 | 43 | 34 | 31 | 30 | 28 | 27 | 25 | 25 | 23 | 25 | 26 | 27 | 33 | 39 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/14 | |||||||||||||||||||||||
| Hour (MDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 75 | 72 | 70 | 69 | 68 | 68 | 66 | 65 | 66 | 71 | 78 | 84 | 88 | 91 | 92 | 93 | 93 | 92 | 91 | 89 | 87 | 84 | 80 | 76 |
| Dewpoint (°F) | 51 | 50 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 51 | 53 | 55 | 56 | 56 | 56 | 56 | 56 | 56 | 57 | 57 | 58 | 59 | 60 | 60 |
| Heat Index (°F) | 75 | 78 | 83 | 86 | 89 | 90 | 91 | 91 | 90 | 90 | 88 | 86 | 84 | 81 | 76 | |||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 10 | 11 | 13 | 13 | 13 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 8 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SE | SE | SE | S | S |
| Gust | 15 | 15 | 15 | 15 | 16 | 16 | 17 | 17 | 18 | 20 | 20 | 21 | 22 | 24 | 25 | 25 | 25 | 24 | 23 | 22 | 21 | 20 | 18 | 17 |
| Sky Cover (%) | 10 | 13 | 16 | 20 | 25 | 29 | 30 | 31 | 32 | 24 | 16 | 8 | 11 | 15 | 18 | 29 | 41 | 52 | 52 | 51 | 51 | 52 | 52 | 53 |
| Precipitation Potential (%) | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 27 | 27 | 27 | 27 | 27 | 27 | 39 | 39 | 39 | 39 |
| Relative Humidity (%) | 43 | 46 | 47 | 49 | 51 | 51 | 54 | 56 | 54 | 49 | 42 | 37 | 34 | 31 | 30 | 29 | 29 | 30 | 32 | 34 | 38 | 43 | 51 | 58 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
