| Point Forecast: Rio VA 38.07N 78.47W (Elev. 499 ft) |
Last Update: 2:23 am EDT Jun 17, 2026 |
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| Date | 06/17 | 06/18 | ||||||||||||||||||||||
| Hour (EDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°F) | 64 | 63 | 62 | 61 | 61 | 62 | 65 | 70 | 77 | 81 | 83 | 84 | 86 | 86 | 87 | 88 | 86 | 85 | 83 | 77 | 74 | 72 | 72 | 71 |
| Dewpoint (°F) | 59 | 59 | 58 | 58 | 58 | 58 | 62 | 63 | 62 | 60 | 59 | 59 | 58 | 58 | 58 | 58 | 58 | 58 | 60 | 59 | 59 | 59 | 59 | 59 |
| Heat Index (°F) | 77 | 82 | 83 | 84 | 85 | 85 | 86 | 87 | 85 | 84 | 83 | 77 | ||||||||||||
| Surface Wind (mph) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 5 | 6 | 8 | 9 | 9 | 9 | 10 | 9 | 8 | 6 | 5 | 5 | 5 | 6 | 7 |
| Wind Dir | N | N | N | N | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | S | S | S | S | S | S |
| Gust | 18 | 18 | ||||||||||||||||||||||
| Sky Cover (%) | 44 | 84 | 82 | 44 | 16 | 9 | 5 | 3 | 0 | 1 | 9 | 25 | 30 | 31 | 12 | 14 | 15 | 22 | 23 | 36 | 22 | 35 | 40 | 48 |
| Precipitation Potential (%) | 6 | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 |
| Relative Humidity (%) | 84 | 87 | 87 | 90 | 90 | 87 | 90 | 78 | 60 | 49 | 44 | 43 | 39 | 39 | 38 | 36 | 39 | 40 | 46 | 54 | 59 | 64 | 64 | 66 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 06/19 | |||||||||||||||||||||||
| Hour (EDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°F) | 71 | 71 | 70 | 71 | 71 | 71 | 75 | 80 | 84 | 88 | 91 | 92 | 93 | 91 | 91 | 91 | 89 | 87 | 84 | 81 | 79 | 77 | 75 | 74 |
| Dewpoint (°F) | 59 | 59 | 60 | 61 | 61 | 63 | 65 | 66 | 68 | 68 | 69 | 70 | 70 | 70 | 70 | 70 | 69 | 68 | 68 | 68 | 68 | 67 | 67 | 67 |
| Heat Index (°F) | 75 | 82 | 87 | 92 | 96 | 98 | 99 | 97 | 97 | 97 | 94 | 91 | 87 | 84 | 79 | 77 | 75 | |||||||
| Surface Wind (mph) | 8 | 9 | 10 | 11 | 13 | 14 | 14 | 16 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 16 | 16 | 15 | 11 | 10 | 9 | 7 | 6 | 5 |
| Wind Dir | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | W | SW | W | SW | SW | SW | SW |
| Gust | 20 | 22 | 22 | 23 | 25 | 25 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 28 | 26 | 26 | 25 | 22 | 20 | |||||
| Sky Cover (%) | 50 | 55 | 68 | 45 | 67 | 61 | 52 | 56 | 39 | 49 | 58 | 47 | 26 | 32 | 29 | 34 | 55 | 58 | 64 | 67 | 66 | 64 | 66 | 67 |
| Precipitation Potential (%) | 2 | 2 | 2 | 2 | 2 | 2 | 9 | 8 | 10 | 0 | 4 | 0 | 0 | 0 | 0 | 2 | 1 | 22 | 9 | 9 | 9 | 9 | 9 | 9 |
| Relative Humidity (%) | 66 | 66 | 71 | 71 | 71 | 76 | 71 | 62 | 59 | 52 | 49 | 49 | 47 | 50 | 50 | 50 | 52 | 53 | 59 | 65 | 69 | 71 | 76 | 79 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | -- | -- | -- | -- | -- | -- |
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