| Point Forecast: Rapid City Regional Airport SD 44.04N 103.06W (Elev. 3100 ft) |
Last Update: 4:09 am MDT Jun 15, 2025 |
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| Date | 06/15 | 06/16 | ||||||||||||||||||||||
| Hour (MDT) | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 |
| Temperature (°F) | 62 | 66 | 69 | 73 | 76 | 80 | 82 | 86 | 88 | 89 | 90 | 89 | 88 | 83 | 79 | 75 | 72 | 70 | 68 | 65 | 63 | 63 | 63 | 63 |
| Dewpoint (°F) | 62 | 62 | 62 | 62 | 61 | 61 | 60 | 60 | 60 | 61 | 60 | 60 | 60 | 61 | 62 | 61 | 61 | 61 | 61 | 59 | 60 | 58 | 59 | 57 |
| Heat Index (°F) | 75 | 78 | 81 | 83 | 86 | 86 | 85 | 87 | 85 | 82 | 79 | |||||||||||||
| Surface Wind (mph) | 3 | 3 | 3 | 5 | 6 | 6 | 7 | 8 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 8 | 7 | 3 | 3 | 2 | 3 | 6 | 7 | 9 |
| Wind Dir | W | W | SW | S | S | S | S | SE | S | SE | SE | SE | SE | SE | SE | SE | S | S | NE | NE | W | W | N | NW |
| Gust | 16 | 17 | 18 | 18 | 20 | 18 | 18 | 16 | 16 | 17 | ||||||||||||||
| Sky Cover (%) | 84 | 62 | 40 | 18 | 21 | 24 | 26 | 27 | 29 | 30 | 45 | 60 | 76 | 74 | 73 | 72 | 67 | 61 | 56 | 52 | 49 | 45 | 42 | 39 |
| Precipitation Potential (%) | 3 | 3 | 3 | 3 | 4 | 5 | 6 | 7 | 7 | 10 | 22 | 23 | 61 | 61 | 61 | 61 | 61 | 61 | 20 | 20 | 20 | 11 | 11 | 11 |
| Relative Humidity (%) | 99 | 89 | 79 | 69 | 60 | 52 | 47 | 42 | 39 | 39 | 37 | 38 | 39 | 47 | 56 | 62 | 68 | 73 | 78 | 81 | 90 | 84 | 87 | 81 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | SChc | SChc | SChc | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | SChc | SChc | SChc | -- | -- | -- |
| Date | 06/17 | |||||||||||||||||||||||
| Hour (MDT) | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 |
| Temperature (°F) | 63 | 63 | 68 | 72 | 75 | 76 | 78 | 80 | 81 | 82 | 82 | 82 | 80 | 77 | 73 | 69 | 67 | 65 | 64 | 62 | 61 | 60 | 59 | 59 |
| Dewpoint (°F) | 57 | 58 | 59 | 58 | 58 | 58 | 58 | 58 | 57 | 57 | 57 | 57 | 57 | 57 | 58 | 57 | 57 | 57 | 57 | 57 | 56 | 56 | 56 | 56 |
| Heat Index (°F) | 75 | 78 | 81 | 82 | 83 | 83 | 83 | 82 | 80 | 77 | ||||||||||||||
| Surface Wind (mph) | 10 | 11 | 11 | 13 | 14 | 15 | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 11 | 10 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 |
| Wind Dir | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | NW | NW | N | N | N | N |
| Gust | 18 | 20 | 22 | 23 | 25 | 26 | 28 | 28 | 28 | 26 | 24 | 22 | 20 | 18 | 17 | 16 | 15 | |||||||
| Sky Cover (%) | 36 | 30 | 23 | 17 | 26 | 36 | 45 | 50 | 55 | 60 | 71 | 82 | 93 | 86 | 91 | 96 | 94 | 91 | 89 | 87 | 86 | 84 | 82 | 79 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 1 | 20 | 20 | 20 | 20 | 20 | 20 | 76 | 76 | 76 | 76 | 76 | 76 | 79 | 79 | 79 | 79 | 79 | 79 |
| Relative Humidity (%) | 81 | 84 | 73 | 61 | 55 | 54 | 50 | 47 | 44 | 43 | 43 | 43 | 45 | 50 | 59 | 66 | 70 | 75 | 78 | 84 | 84 | 87 | 90 | 90 |
| Rain | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl |
| Thunder | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc |
