| Point Forecast: 3 Miles NW Round Hill VA 39.17N 77.81W (Elev. 369 m) |
Last Update: 1:30 pm EDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°C) | 27 | 27 | 26 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 23 | 23 | 24 | 26 | 27 | 27 | 28 | 28 | 27 |
| Dewpoint (°C) | 23 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 23 |
| Heat Index (°C) | 30 | 29 | 26 | 25 | 24 | 24 | 26 | 29 | 30 | 31 | 32 | 30 | ||||||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 3 | 5 | 5 | 5 |
| Wind Dir | S | SW | S | S | S | S | S | S | S | S | S | S | S | SE | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 77 | 73 | 75 | 73 | 71 | 66 | 65 | 61 | 54 | 49 | 50 | 53 | 69 | 76 | 69 | 66 | 61 | 38 | 53 | 56 | 57 | 56 | 65 | 76 |
| Precipitation Potential (%) | 51 | 60 | 60 | 60 | 55 | 49 | 44 | 41 | 29 | 21 | 15 | 13 | 11 | 10 | 7 | 12 | 10 | 13 | 30 | 34 | 36 | 34 | 47 | 63 |
| Relative Humidity (%) | 77 | 74 | 79 | 85 | 90 | 97 | 93 | 93 | 93 | 93 | 93 | 97 | 97 | 100 | 97 | 97 | 97 | 90 | 88 | 82 | 79 | 77 | 79 | 79 |
| Rain | Chc | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Lkly |
| Thunder | Chc | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Lkly |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°C) | 26 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 25 | 26 | 27 | 27 | 27 | 27 |
| Dewpoint (°C) | 24 | 23 | 23 | 22 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Heat Index (°C) | 26 | 25 | 24 | 24 | 24 | 25 | 26 | 29 | 30 | 30 | 30 | |||||||||||||
| Surface Wind (mph) | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 5 |
| Wind Dir | SE | S | S | SW | E | E | SE | S | SW | W | W | NW | NW | NW | N | N | N | NE | NE | E | SE | SE | SE | SE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 82 | 87 | 83 | 77 | 75 | 76 | 76 | 76 | 75 | 75 | 74 | 73 | 72 | 71 | 70 | 69 | 65 | 60 | 56 | 63 | 71 | 78 | 78 | 78 |
| Precipitation Potential (%) | 72 | 80 | 74 | 44 | 44 | 44 | 44 | 44 | 44 | 16 | 16 | 16 | 16 | 16 | 16 | 24 | 24 | 24 | 24 | 24 | 24 | 67 | 67 | 67 |
| Relative Humidity (%) | 88 | 87 | 90 | 90 | 100 | 97 | 93 | 90 | 93 | 93 | 90 | 90 | 90 | 93 | 97 | 100 | 97 | 94 | 87 | 82 | 82 | 79 | 79 | 77 |
| Rain | Lkly | Ocnl | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | Lkly | Lkly | Lkly |
| Thunder | Lkly | Lkly | Lkly | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc |
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