| Point Forecast: 3 Miles SE Mount Vernon VA 38.69N 77.06W (Elev. 44 m) |
Last Update: 1:30 am EDT May 5, 2024 |
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| Date | 05/05 | 05/06 | ||||||||||||||||||||||
| Hour (EDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°C) | 13 | 13 | 13 | 14 | 14 | 15 | 16 | 17 | 18 | 18 | 19 | 19 | 19 | 20 | 20 | 20 | 19 | 19 | 18 | 21 | 20 | 20 | 20 | 19 |
| Dewpoint (°C) | 12 | 12 | 13 | 13 | 14 | 14 | 15 | 16 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 18 | 18 | 18 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 7 | 6 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 6 | 5 |
| Wind Dir | E | E | E | E | SE | SE | SE | S | S | S | S | S | S | S | SE | SE | SE | SE | SE | SE | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 100 | 100 | 100 | 100 | 100 | 97 | 98 | 97 | 98 | 97 | 97 | 97 | 95 | 92 | 89 | 84 | 85 | 84 | 83 | 86 | 88 | 86 | 85 | 88 |
| Precipitation Potential (%) | 77 | 84 | 94 | 96 | 96 | 84 | 80 | 75 | 68 | 72 | 80 | 68 | 65 | 57 | 47 | 46 | 34 | 37 | 34 | 35 | 34 | 28 | 20 | 14 |
| Relative Humidity (%) | 93 | 93 | 96 | 96 | 100 | 96 | 96 | 97 | 93 | 93 | 90 | 90 | 90 | 87 | 87 | 87 | 93 | 93 | 97 | 81 | 84 | 87 | 87 | 90 |
| Rain | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Lkly | Ocnl | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | SChc | SChc | SChc | -- |
| Date | 05/07 | |||||||||||||||||||||||
| Hour (EDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°C) | 19 | 19 | 19 | 19 | 19 | 21 | 21 | 22 | 23 | 24 | 24 | 26 | 26 | 27 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 20 | 20 |
| Dewpoint (°C) | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 |
| Heat Index (°C) | 24 | 24 | 26 | 26 | 28 | 28 | 26 | 25 | 24 | |||||||||||||||
| Surface Wind (mph) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 |
| Wind Dir | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | S | S | S | S | SE | S | W | W | W | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 87 | 89 | 91 | 91 | 91 | 91 | 94 | 94 | 93 | 89 | 83 | 78 | 78 | 79 | 82 | 84 | 86 | 86 | 85 | 79 | 78 | 79 | 81 | 83 |
| Precipitation Potential (%) | 13 | 13 | 12 | 12 | 12 | 10 | 10 | 10 | 6 | 6 | 6 | 34 | 34 | 34 | 34 | 34 | 34 | 50 | 50 | 50 | 50 | 50 | 50 | 26 |
| Relative Humidity (%) | 90 | 90 | 93 | 93 | 93 | 90 | 90 | 87 | 79 | 71 | 66 | 62 | 60 | 60 | 60 | 62 | 64 | 66 | 68 | 73 | 78 | 81 | 84 | 84 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | Chc |
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