| Point Forecast: 2 Miles WNW Custer SD 43.78N 103.63W (Elev. 5600 ft) |
Last Update: 3:30 pm MDT Jun 21, 2024 |
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| Date | 06/21 | 06/22 | ||||||||||||||||||||||
| Hour (MDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 71 | 69 | 67 | 66 | 63 | 60 | 57 | 56 | 55 | 55 | 54 | 54 | 53 | 52 | 53 | 57 | 63 | 67 | 70 | 73 | 74 | 76 | 76 | 76 |
| Dewpoint (°F) | 60 | 59 | 58 | 57 | 56 | 56 | 55 | 54 | 52 | 52 | 52 | 51 | 51 | 50 | 49 | 52 | 53 | 52 | 53 | 52 | 51 | 51 | 52 | 51 |
| Heat Index (°F) | 76 | 76 | 76 | |||||||||||||||||||||
| Surface Wind (mph) | 6 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 6 | 6 | 6 |
| Wind Dir | SE | E | SE | S | SW | W | NW | W | W | W | NW | NW | NW | NW | W | W | W | SW | SW | SW | SW | SW | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 81 | 90 | 76 | 85 | 89 | 93 | 82 | 80 | 67 | 69 | 64 | 51 | 32 | 25 | 15 | 6 | 10 | 7 | 7 | 6 | 3 | 9 | 14 | 15 |
| Precipitation Potential (%) | 52 | 58 | 65 | 62 | 59 | 56 | 44 | 33 | 21 | 17 | 13 | 8 | 7 | 5 | 4 | 4 | 4 | 6 | 6 | 6 | 25 | 25 | 25 | 26 |
| Relative Humidity (%) | 69 | 70 | 73 | 74 | 78 | 84 | 93 | 93 | 90 | 90 | 93 | 90 | 93 | 93 | 86 | 83 | 70 | 59 | 55 | 48 | 44 | 42 | 43 | 42 |
| Rain | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc |
| Thunder | Chc | Chc | Chc | Chc | Chc | Lkly | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc |
| Date | 06/23 | |||||||||||||||||||||||
| Hour (MDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 76 | 76 | 75 | 72 | 68 | 64 | 61 | 60 | 59 | 58 | 57 | 57 | 58 | 59 | 61 | 63 | 68 | 72 | 75 | 77 | 78 | 80 | 81 | 82 |
| Dewpoint (°F) | 51 | 51 | 52 | 53 | 53 | 54 | 53 | 53 | 52 | 51 | 50 | 50 | 50 | 50 | 50 | 51 | 51 | 52 | 52 | 52 | 51 | 50 | 50 | 49 |
| Heat Index (°F) | 76 | 76 | 75 | 75 | 77 | 78 | 80 | 80 | 81 | |||||||||||||||
| Surface Wind (mph) | 6 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 7 | 7 | 7 | 7 |
| Wind Dir | W | NW | E | E | E | E | E | NE | NE | N | N | NW | NW | NW | W | W | W | SW | SW | SW | S | S | SW | SW |
| Gust | 15 | 16 | 17 | 18 | 18 | |||||||||||||||||||
| Sky Cover (%) | 9 | 11 | 4 | 7 | 8 | 3 | 8 | 8 | 7 | 11 | 9 | 5 | 6 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 3 | 5 | 6 | 8 |
| Precipitation Potential (%) | 26 | 26 | 9 | 9 | 9 | 9 | 9 | 9 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 6 | 6 | 6 | 6 |
| Relative Humidity (%) | 42 | 42 | 45 | 51 | 59 | 70 | 75 | 78 | 78 | 77 | 77 | 77 | 75 | 72 | 67 | 65 | 54 | 49 | 45 | 42 | 39 | 35 | 34 | 32 |
| Rain | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
