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| Point Forecast: 2 Miles S Washington-Dulles International Airport VA 38.93N 77.45W (Elev. 299 ft) |
Last Update: 1:32 pm EDT Jun 25, 2022 |
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| Date | 06/25 | 06/26 | ||||||||||||||||||||||
| Hour (EDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 88 | 87 | 87 | 86 | 82 | 79 | 77 | 75 | 73 | 71 | 70 | 68 | 68 | 67 | 67 | 68 | 73 | 76 | 80 | 84 | 87 | 89 | 89 | 90 |
| Dewpoint (°F) | 66 | 65 | 66 | 66 | 66 | 66 | 66 | 65 | 65 | 64 | 63 | 62 | 62 | 62 | 62 | 63 | 64 | 65 | 66 | 66 | 67 | 67 | 67 | 68 |
| Heat Index (°F) | 90 | 89 | 89 | 88 | 84 | 79 | 77 | 75 | 76 | 82 | 86 | 90 | 92 | 92 | 94 | |||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 9 | 9 | 10 | 10 |
| 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 | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 24 | 28 | 16 | 9 | 7 | 3 | 4 | 11 | 8 | 12 | 18 | 23 | 34 | 48 | 53 | 45 | 41 | 40 | 45 | 31 | 33 | 42 | 49 | 38 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 11 | 11 |
| Relative Humidity (%) | 48 | 48 | 50 | 51 | 58 | 64 | 69 | 71 | 76 | 79 | 78 | 81 | 81 | 84 | 84 | 84 | 73 | 69 | 62 | 55 | 52 | 48 | 48 | 49 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 06/27 | |||||||||||||||||||||||
| Hour (EDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 90 | 89 | 89 | 86 | 84 | 82 | 79 | 77 | 75 | 74 | 73 | 72 | 71 | 71 | 71 | 72 | 74 | 77 | 79 | 81 | 82 | 82 | 83 | 83 |
| Dewpoint (°F) | 67 | 68 | 68 | 68 | 68 | 68 | 68 | 68 | 68 | 67 | 67 | 67 | 67 | 67 | 68 | 68 | 69 | 69 | 69 | 69 | 69 | 69 | 68 | 67 |
| Heat Index (°F) | 93 | 93 | 93 | 89 | 87 | 85 | 79 | 77 | 75 | 77 | 79 | 84 | 85 | 85 | 86 | 86 | ||||||||
| Surface Wind (mph) | 10 | 10 | 9 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 3 | 5 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SW | SW | SW | W | W | NW | NW | NW | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 44 | 64 | 41 | 51 | 61 | 65 | 72 | 76 | 76 | 75 | 74 | 75 | 78 | 79 | 81 | 86 | 88 | 86 | 83 | 81 | 81 | 80 | 79 | 77 |
| Precipitation Potential (%) | 11 | 11 | 11 | 11 | 19 | 19 | 19 | 19 | 19 | 19 | 38 | 38 | 38 | 38 | 38 | 38 | 59 | 59 | 59 | 59 | 59 | 59 | 42 | 42 |
| Relative Humidity (%) | 47 | 50 | 50 | 55 | 59 | 63 | 69 | 74 | 79 | 79 | 81 | 84 | 87 | 87 | 90 | 87 | 84 | 76 | 72 | 67 | 65 | 65 | 61 | 59 |
| Rain | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc |
| Thunder | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc |
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