


Point Forecast: Mount Rushmore SD 43.87N 103.46W (Elev. 5000 ft) |
Last Update: 3:50 pm MDT Jul 15, 2025 |
![]() |
[show menu]![]() |
Date | 07/15 | 07/16 | ||||||||||||||||||||||
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) | 65 | 60 | 59 | 56 | 55 | 56 | 57 | 56 | 55 | 55 | 55 | 54 | 53 | 53 | 51 | 54 | 55 | 55 | 54 | 53 | 53 | 52 | 53 | 53 |
Dewpoint (°F) | 56 | 57 | 56 | 56 | 55 | 56 | 57 | 56 | 54 | 53 | 52 | 52 | 52 | 51 | 51 | 51 | 52 | 52 | 51 | 52 | 51 | 51 | 51 | 51 |
Heat Index (°F) | ||||||||||||||||||||||||
Surface Wind (mph) | 8 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Wind Dir | N | NE | NE | NE | NE | NE | NE | NE | NE | N | E | NE | NE | E | E | NE | NE | NE | E | NE | NE | NE | NE | NE |
Gust | 18 | 17 | 16 | 15 | 15 | 16 | 15 | 15 | ||||||||||||||||
Sky Cover (%) | 73 | 77 | 80 | 86 | 92 | 97 | 97 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 |
Precipitation Potential (%) | 40 | 38 | 35 | 40 | 45 | 51 | 57 | 64 | 70 | 72 | 74 | 77 | 72 | 63 | 70 | 59 | 64 | 68 | 79 | 79 | 69 | 71 | 62 | 60 |
Relative Humidity (%) | 73 | 90 | 90 | 100 | 100 | 100 | 100 | 100 | 96 | 93 | 90 | 93 | 96 | 93 | 100 | 90 | 90 | 90 | 90 | 96 | 93 | 96 | 93 | 93 |
Rain | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Ocnl | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Ocnl | Ocnl | Lkly | Lkly | Lkly | Lkly |
Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
Date | 07/17 | |||||||||||||||||||||||
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) | 52 | 53 | 50 | 49 | 48 | 48 | 49 | 49 | 49 | 49 | 50 | 50 | 49 | 48 | 48 | 50 | 52 | 55 | 56 | 57 | 59 | 62 | 65 | 68 |
Dewpoint (°F) | 50 | 50 | 49 | 48 | 48 | 48 | 48 | 48 | 47 | 47 | 46 | 46 | 46 | 46 | 46 | 47 | 49 | 50 | 51 | 51 | 52 | 53 | 55 | 56 |
Heat Index (°F) | ||||||||||||||||||||||||
Surface Wind (mph) | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 5 | 6 | 6 | 6 | 6 | 6 | 6 |
Wind Dir | NE | NE | NE | N | NE | E | E | E | SE | SE | SE | SE | SE | S | S | S | S | S | S | S | S | S | S | S |
Gust | 15 | 16 | 16 | 16 | 16 | |||||||||||||||||||
Sky Cover (%) | 97 | 96 | 95 | 94 | 94 | 96 | 98 | 94 | 90 | 90 | 91 | 91 | 91 | 92 | 92 | 87 | 81 | 76 | 73 | 71 | 68 | 61 | 54 | 47 |
Precipitation Potential (%) | 52 | 36 | 28 | 28 | 28 | 28 | 28 | 28 | 23 | 23 | 23 | 23 | 23 | 23 | 6 | 6 | 6 | 6 | 6 | 6 | 13 | 13 | 13 | 13 |
Relative Humidity (%) | 93 | 89 | 96 | 96 | 100 | 100 | 96 | 96 | 93 | 93 | 86 | 86 | 89 | 93 | 93 | 89 | 89 | 83 | 83 | 80 | 78 | 72 | 70 | 65 |
Rain | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
Thunder | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |