| Point Forecast: Tysons Corner VA 38.93N 77.25W (Elev. 115 m) |
Last Update: 1:32 pm EDT May 8, 2024 |
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| Date | 05/08 | 05/09 | ||||||||||||||||||||||
| Hour (EDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°C) | 28 | 30 | 31 | 31 | 31 | 30 | 29 | 26 | 24 | 23 | 22 | 22 | 21 | 20 | 19 | 19 | 19 | 18 | 19 | 19 | 20 | 21 | 21 | 22 |
| Dewpoint (°C) | 17 | 16 | 16 | 16 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 14 | 15 | 16 | 16 | 16 | 16 | 16 |
| Heat Index (°C) | 29 | 30 | 31 | 31 | 31 | 29 | 29 | 26 | 24 | |||||||||||||||
| Surface Wind (mph) | 11 | 16 | 16 | 16 | 15 | 13 | 8 | 6 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 6 | 7 | 8 |
| Wind Dir | W | W | W | W | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | N | N | N | NE | NE | E | E | E | E |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 46 | 46 | 47 | 49 | 50 | 40 | 29 | 19 | 21 | 24 | 26 | 31 | 36 | 41 | 55 | 68 | 82 | 84 | 85 | 87 | 87 | 88 | 88 | 83 |
| Precipitation Potential (%) | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 2 | 2 | 2 | 30 | 30 | 30 | 30 | 30 | 30 | 70 | 70 | 70 | 70 | 70 |
| Relative Humidity (%) | 51 | 43 | 42 | 40 | 36 | 40 | 41 | 50 | 56 | 59 | 64 | 63 | 68 | 70 | 73 | 75 | 78 | 78 | 78 | 78 | 76 | 73 | 71 | 66 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc |
| Date | 05/10 | |||||||||||||||||||||||
| Hour (EDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°C) | 23 | 23 | 23 | 23 | 22 | 22 | 21 | 20 | 19 | 18 | 17 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 17 | 17 | 17 |
| Dewpoint (°C) | 16 | 16 | 16 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 10 | 11 | 13 | 14 | 15 | 16 |
| Wind Dir | E | E | E | E | E | E | E | E | N | N | N | NW | W | W | W | W | W | W | W | W | NW | NW | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 77 | 72 | 73 | 74 | 75 | 72 | 69 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 67 | 67 | 68 | 71 | 73 | 76 | 79 | 81 | 84 | 86 |
| Precipitation Potential (%) | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 50 | 50 | 50 | 50 | 50 | 50 | 10 | 10 | 10 | 10 | 10 | 10 | 30 | 30 | 30 | 30 | 30 |
| Relative Humidity (%) | 64 | 62 | 66 | 68 | 71 | 73 | 73 | 76 | 81 | 87 | 87 | 87 | 87 | 87 | 90 | 90 | 90 | 90 | 90 | 87 | 84 | 78 | 75 | 72 |
| Rain | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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