| Point Forecast: Fairfax VA 38.85N 77.29W (Elev. 400 ft) |
Last Update: 10:30 pm EDT Jun 26, 2024 |
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| Date | 06/27 | |||||||||||||||||||||||
| Hour (EDT) | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Temperature (°F) | 73 | 72 | 72 | 71 | 71 | 71 | 70 | 71 | 72 | 74 | 76 | 78 | 81 | 84 | 85 | 86 | 87 | 86 | 86 | 85 | 83 | 80 | 77 | 76 |
| Dewpoint (°F) | 69 | 69 | 69 | 69 | 69 | 68 | 68 | 68 | 69 | 68 | 67 | 66 | 66 | 65 | 66 | 65 | 64 | 63 | 63 | 62 | 62 | 63 | 63 | 62 |
| Heat Index (°F) | 76 | 78 | 83 | 86 | 87 | 88 | 88 | 87 | 87 | 86 | 84 | 81 | 77 | 76 | ||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 6 | 7 | 7 | 7 | 7 | 6 | 6 | 7 | 6 | 6 | 6 |
| Wind Dir | NW | NW | W | W | W | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | N | N | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 96 | 93 | 91 | 93 | 95 | 97 | 91 | 85 | 79 | 65 | 50 | 36 | 29 | 21 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 13 | 18 | 23 |
| Precipitation Potential (%) | 63 | 63 | 40 | 40 | 40 | 17 | 17 | 17 | 9 | 9 | 9 | 9 | 9 | 9 | 6 | 6 | 6 | 6 | 6 | 6 | 3 | 3 | 3 | 3 |
| Relative Humidity (%) | 87 | 90 | 90 | 93 | 93 | 90 | 93 | 90 | 90 | 82 | 74 | 67 | 60 | 53 | 53 | 50 | 46 | 46 | 46 | 46 | 49 | 56 | 62 | 62 |
| Rain | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 06/28 | |||||||||||||||||||||||
| Hour (EDT) | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Temperature (°F) | 75 | 73 | 71 | 70 | 68 | 68 | 68 | 68 | 70 | 72 | 75 | 77 | 80 | 82 | 83 | 85 | 86 | 86 | 85 | 84 | 82 | 80 | 77 | 75 |
| Dewpoint (°F) | 62 | 62 | 61 | 60 | 58 | 57 | 57 | 57 | 56 | 55 | 56 | 59 | 60 | 61 | 62 | 63 | 63 | 63 | 63 | 64 | 64 | 65 | 65 | 66 |
| Heat Index (°F) | 75 | 75 | 77 | 81 | 83 | 84 | 86 | 87 | 87 | 86 | 85 | 83 | 82 | 77 | 75 | |||||||||
| Surface Wind (mph) | 7 | 6 | 7 | 7 | 8 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 9 |
| Wind Dir | N | N | N | N | N | NE | NE | NE | NE | NE | E | E | E | E | E | SE | SE | SE | SE | SE | SE | SE | SE | SE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 26 | 30 | 33 | 23 | 24 | 24 | 25 | 30 | 30 | 30 | 27 | 28 | 30 | 30 | 34 | 37 | 38 | 40 | 42 | 44 | 46 | 46 | 46 | 50 |
| Precipitation Potential (%) | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 19 | 19 | 19 | 19 |
| Relative Humidity (%) | 64 | 68 | 71 | 71 | 70 | 68 | 68 | 68 | 61 | 55 | 52 | 54 | 51 | 49 | 49 | 48 | 46 | 46 | 48 | 51 | 55 | 60 | 67 | 74 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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