| Point Forecast: Locust Grove VA 38.32N 77.78W (Elev. 106 m) |
Last Update: 12:57 am EDT Aug 16, 2026 |
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| Date | 08/16 | 08/17 | ||||||||||||||||||||||
| Hour (EDT) | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 |
| Temperature (°C) | 23 | 22 | 22 | 22 | 23 | 22 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 28 | 29 | 28 | 27 | 26 | 25 | 24 | 24 | 23 | 23 |
| Dewpoint (°C) | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 23 |
| Heat Index (°C) | 24 | 25 | 26 | 31 | 33 | 33 | 34 | 33 | 31 | 26 | 25 | 24 | 24 | |||||||||||
| Surface Wind (mph) | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 5 | 5 | 3 | 2 | 2 | 2 | 3 | 3 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 44 | 52 | 69 | 73 | 83 | 78 | 79 | 81 | 83 | 81 | 87 | 82 | 78 | 78 | 78 | 78 | 65 | 73 | 76 | 82 | 76 | 73 | 71 | 78 |
| Precipitation Potential (%) | 5 | 3 | 12 | 11 | 12 | 15 | 27 | 45 | 56 | 70 | 80 | 73 | 58 | 66 | 66 | 52 | 47 | 59 | 64 | 72 | 63 | 60 | 56 | 57 |
| Relative Humidity (%) | 90 | 93 | 93 | 93 | 90 | 97 | 100 | 93 | 97 | 90 | 90 | 88 | 85 | 82 | 82 | 80 | 82 | 88 | 94 | 97 | 100 | 100 | 100 | 100 |
| Rain | -- | -- | -- | -- | -- | SChc | Chc | Chc | Lkly | Lkly | Ocnl | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc |
| Date | 08/18 | |||||||||||||||||||||||
| Hour (EDT) | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 |
| Temperature (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 26 | 27 | 29 | 31 | 31 | 32 | 32 | 31 | 31 | 30 | 28 | 26 | 25 | 24 | 24 | 23 |
| Dewpoint (°C) | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 22 |
| Heat Index (°C) | 26 | 31 | 33 | 37 | 37 | 38 | 38 | 37 | 37 | 35 | 32 | 26 | 25 | 24 | 24 | |||||||||
| Surface Wind (mph) | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | NW | W | W | W | NW | NW | NW | NW | NW | NW | NW | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 73 | 62 | 78 | 69 | 65 | 43 | 36 | 34 | 25 | 19 | 16 | 20 | 44 | 38 | 16 | 40 | 40 | 33 | 34 | 49 | 40 | 38 | 35 | 33 |
| Precipitation Potential (%) | 58 | 24 | 16 | 9 | 5 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 9 | 21 | 21 | 18 | 15 | 4 | 4 | 4 | 4 | 4 |
| Relative Humidity (%) | 97 | 97 | 97 | 97 | 100 | 97 | 97 | 97 | 91 | 82 | 74 | 70 | 66 | 66 | 62 | 66 | 66 | 70 | 77 | 85 | 87 | 87 | 90 | 90 |
| Rain | Lkly | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- |
| Thunder | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- |
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