| Point Forecast: 2 Miles WSW Hilton Head Airport SC 32.22N 80.73W (Elev. 16 ft) |
Last Update: 8:32 am EDT May 11, 2026 |
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| Date | 05/11 | 05/12 | ||||||||||||||||||||||
| 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 (°F) | 86 | 87 | 84 | 83 | 82 | 78 | 75 | 74 | 73 | 72 | 71 | 70 | 68 | 67 | 65 | 65 | 64 | 63 | 64 | 66 | 70 | 72 | 74 | 75 |
| Dewpoint (°F) | 72 | 73 | 72 | 72 | 71 | 70 | 69 | 69 | 68 | 67 | 66 | 65 | 64 | 63 | 62 | 61 | 60 | 59 | 59 | 60 | 60 | 60 | 60 | 59 |
| Heat Index (°F) | 92 | 94 | 90 | 88 | 86 | 78 | 75 | 75 | ||||||||||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 6 | 5 | 3 | 2 | 2 | 3 | 5 | 7 | 8 | 9 | 10 | 11 | 11 | 11 | 11 | 13 | 13 | 13 | 14 | 14 | 14 |
| Wind Dir | S | S | S | SW | SW | SW | SW | W | N | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | E |
| Gust | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | ||||||||||||
| Sky Cover (%) | 63 | 61 | 64 | 80 | 81 | 87 | 85 | 71 | 69 | 83 | 86 | 83 | 86 | 91 | 94 | 93 | 79 | 85 | 68 | 71 | 68 | 58 | 55 | 36 |
| Precipitation Potential (%) | 28 | 31 | 40 | 50 | 46 | 40 | 41 | 40 | 29 | 12 | 3 | 5 | 6 | 9 | 11 | 14 | 12 | 6 | 3 | 2 | 1 | 1 | 0 | 0 |
| Relative Humidity (%) | 63 | 63 | 67 | 70 | 69 | 76 | 82 | 84 | 84 | 84 | 84 | 84 | 87 | 87 | 90 | 87 | 87 | 87 | 84 | 81 | 71 | 66 | 62 | 58 |
| Rain | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/13 | |||||||||||||||||||||||
| 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 (°F) | 75 | 76 | 75 | 75 | 74 | 72 | 70 | 68 | 68 | 68 | 68 | 68 | 67 | 67 | 66 | 66 | 66 | 67 | 68 | 71 | 75 | 78 | 80 | 81 |
| Dewpoint (°F) | 59 | 59 | 59 | 59 | 58 | 58 | 58 | 58 | 58 | 59 | 59 | 59 | 59 | 59 | 60 | 60 | 61 | 61 | 62 | 63 | 64 | 65 | 65 | 66 |
| Heat Index (°F) | 75 | 76 | 75 | 75 | 75 | 78 | 82 | 83 | ||||||||||||||||
| Surface Wind (mph) | 14 | 15 | 15 | 14 | 14 | 11 | 10 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 5 | 6 | 7 | 8 |
| Wind Dir | NE | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | SE | SE | SE | SE | SE |
| Gust | 23 | 23 | 23 | 22 | 21 | 21 | ||||||||||||||||||
| Sky Cover (%) | 39 | 48 | 45 | 45 | 34 | 36 | 26 | 39 | 29 | 18 | 16 | 15 | 13 | 17 | 22 | 26 | 24 | 23 | 30 | 30 | 30 | 30 | 30 | 30 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 1 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 2 | 2 | 2 | 2 | 2 | 20 | 20 | 20 | 20 | 20 | 20 |
| Relative Humidity (%) | 58 | 56 | 58 | 58 | 57 | 61 | 66 | 70 | 70 | 73 | 73 | 73 | 75 | 75 | 81 | 81 | 84 | 81 | 81 | 76 | 69 | 64 | 60 | 60 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
