| Point Forecast: 4 Miles WNW Williamsburg PA 40.48N 78.29W (Elev. 301 m) |
Last Update: 1:29 pm EDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (EDT) | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 |
| Temperature (°C) | 30 | 31 | 31 | 31 | 31 | 29 | 28 | 26 | 24 | 24 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 23 | 24 | 26 | 28 | 29 | 29 |
| Dewpoint (°C) | 23 | 23 | 22 | 22 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 23 | 24 | 24 | 24 | 24 |
| Heat Index (°C) | 34 | 34 | 35 | 35 | 34 | 33 | 31 | 26 | 24 | 24 | 24 | 26 | 32 | 34 | 34 | |||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 3 |
| Wind Dir | E | SE | SE | SE | SE | SE | SE | S | S | S | S | SW | SW | NW | E | E | E | E | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 58 | 57 | 55 | 53 | 53 | 52 | 52 | 50 | 47 | 45 | 55 | 70 | 49 | 50 | 57 | 68 | 67 | 70 | 72 | 68 | 67 | 78 | 74 | 75 |
| Precipitation Potential (%) | 10 | 11 | 11 | 11 | 11 | 12 | 9 | 7 | 4 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 6 | 13 | 23 | 33 |
| Relative Humidity (%) | 65 | 63 | 59 | 59 | 63 | 67 | 74 | 82 | 85 | 87 | 93 | 90 | 93 | 97 | 97 | 100 | 100 | 100 | 93 | 90 | 88 | 82 | 77 | 75 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (EDT) | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 |
| Temperature (°C) | 29 | 28 | 27 | 27 | 27 | 26 | 25 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 21 | 21 | 22 | 22 | 23 | 25 | 26 | 28 | 29 | 29 |
| Dewpoint (°C) | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 23 | 24 | 24 | 24 |
| Heat Index (°C) | 34 | 33 | 31 | 29 | 30 | 26 | 25 | 25 | 28 | 32 | 33 | 34 | ||||||||||||
| Surface Wind (mph) | 5 | 5 | 5 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 6 | 6 | 7 | 8 | 8 |
| Wind Dir | S | S | SW | S | SW | SE | E | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 76 | 86 | 87 | 81 | 79 | 86 | 78 | 73 | 75 | 76 | 73 | 73 | 64 | 65 | 66 | 67 | 63 | 58 | 54 | 53 | 52 | 51 | 57 | 63 |
| Precipitation Potential (%) | 64 | 79 | 67 | 66 | 60 | 78 | 59 | 59 | 59 | 59 | 59 | 59 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 |
| Relative Humidity (%) | 75 | 80 | 82 | 82 | 79 | 85 | 87 | 93 | 93 | 93 | 97 | 93 | 97 | 97 | 97 | 97 | 97 | 97 | 93 | 87 | 85 | 79 | 74 | 72 |
| Rain | Lkly | Ocnl | Lkly | Lkly | Lkly | Ocnl | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc |
