| Point Forecast: Chapel Hill NC 35.92N 79.05W (Elev. 404 ft) |
Last Update: 9:16 pm EDT May 19, 2025 |
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| Date | 05/19 | 05/20 | ||||||||||||||||||||||
| Hour (EDT) | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Temperature (°F) | 68 | 67 | 66 | 65 | 63 | 62 | 61 | 60 | 62 | 62 | 65 | 68 | 71 | 73 | 75 | 77 | 78 | 79 | 79 | 78 | 77 | 74 | 72 | 71 |
| Dewpoint (°F) | 63 | 62 | 60 | 59 | 57 | 55 | 54 | 53 | 53 | 54 | 53 | 54 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 61 | 63 | 65 | 66 |
| Heat Index (°F) | 75 | 77 | 78 | 79 | 79 | 78 | 77 | |||||||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 3 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 5 |
| Wind Dir | NW | NW | N | N | NE | NE | NE | NE | NE | NE | NE | NE | NE | E | E | E | E | SE | SE | SE | E | E | E | E |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 19 | 25 | 32 | 38 | 38 | 37 | 36 | 36 | 35 | 35 | 38 | 41 | 44 | 45 | 46 | 47 | 47 | 47 | 47 | 59 | 71 | 83 | 83 | 83 |
| Precipitation Potential (%) | 7 | 4 | 3 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 2 | 2 | 6 | 8 | 8 | 12 | 12 | 12 | 70 | 70 | 70 |
| Relative Humidity (%) | 84 | 84 | 81 | 81 | 81 | 78 | 78 | 78 | 72 | 75 | 65 | 61 | 55 | 53 | 52 | 50 | 50 | 50 | 52 | 56 | 58 | 69 | 79 | 84 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Lkly | Lkly | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc |
| Date | 05/21 | |||||||||||||||||||||||
| Hour (EDT) | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Temperature (°F) | 70 | 69 | 68 | 67 | 66 | 66 | 66 | 66 | 67 | 67 | 71 | 74 | 77 | 79 | 81 | 83 | 84 | 84 | 84 | 81 | 79 | 76 | 74 | 72 |
| Dewpoint (°F) | 66 | 66 | 67 | 67 | 66 | 66 | 66 | 66 | 67 | 67 | 69 | 69 | 70 | 70 | 70 | 70 | 69 | 68 | 67 | 66 | 64 | 63 | 61 | 59 |
| Heat Index (°F) | 77 | 79 | 85 | 87 | 88 | 87 | 87 | 83 | 79 | 76 | ||||||||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 8 | 7 | 6 | 6 | 5 |
| Wind Dir | E | E | SE | SE | SE | S | S | S | S | S | S | SW | W | W | W | W | W | W | W | W | W | W | W | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 83 | 86 | 89 | 92 | 92 | 92 | 92 | 88 | 84 | 80 | 72 | 63 | 55 | 55 | 54 | 53 | 52 | 51 | 51 | 43 | 39 | 27 | 26 | 24 |
| Precipitation Potential (%) | 70 | 70 | 70 | 79 | 79 | 79 | 79 | 79 | 79 | 30 | 30 | 30 | 18 | 18 | 18 | 34 | 34 | 34 | 34 | 34 | 34 | 8 | 8 | 8 |
| Relative Humidity (%) | 87 | 90 | 97 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 93 | 84 | 79 | 74 | 69 | 65 | 61 | 59 | 57 | 60 | 60 | 64 | 64 | 64 |
| Rain | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Chc | Chc | Chc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- |
