| Point Forecast: 2 Miles WSW Hilton Head Airport SC 32.22N 80.73W (Elev. 5 m) |
Last Update: 8:30 am EDT Jun 11, 2026 |
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| Date | 06/11 | 06/12 | ||||||||||||||||||||||
| Hour (EDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°C) | 31 | 32 | 32 | 32 | 32 | 31 | 29 | 29 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 28 | 31 | 32 | 33 |
| Dewpoint (°C) | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 23 | 23 | 24 | 23 | 24 |
| Heat Index (°C) | 37 | 37 | 37 | 37 | 37 | 35 | 34 | 33 | 30 | 29 | 29 | 29 | 29 | 26 | 26 | 26 | 26 | 26 | 26 | 29 | 32 | 36 | 37 | 39 |
| Surface Wind (mph) | 9 | 10 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 6 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | W | W | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 13 | 11 | 7 | 7 | 7 | 5 | 6 | 11 | 13 | 18 | 25 | 15 | 14 | 13 | 13 | 16 | 16 | 18 | 14 | 18 | 15 | 13 | 30 | 31 |
| Precipitation Potential (%) | 2 | 3 | 4 | 4 | 3 | 3 | 3 | 5 | 4 | 4 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 2 | 4 | 6 |
| Relative Humidity (%) | 66 | 64 | 64 | 61 | 61 | 65 | 70 | 72 | 79 | 82 | 82 | 82 | 82 | 85 | 85 | 82 | 85 | 82 | 82 | 79 | 74 | 68 | 60 | 58 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 06/13 | |||||||||||||||||||||||
| Hour (EDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°C) | 34 | 34 | 34 | 34 | 33 | 32 | 32 | 29 | 29 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 29 | 31 | 33 | 34 |
| Dewpoint (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 24 | 24 |
| Heat Index (°C) | 41 | 41 | 41 | 41 | 39 | 39 | 38 | 34 | 34 | 33 | 32 | 31 | 31 | 31 | 29 | 29 | 26 | 26 | 26 | 30 | 33 | 36 | 39 | 41 |
| Surface Wind (mph) | 7 | 8 | 9 | 9 | 10 | 10 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 6 |
| Wind Dir | S | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | W | W | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 30 | 39 | 44 | 26 | 18 | 0 | 0 | 13 | 0 | 14 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 29 | 31 | 33 | 35 | 37 | 39 | 41 |
| Precipitation Potential (%) | 9 | 12 | 14 | 16 | 12 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 12 | 12 | 12 | 12 | 12 | 12 | 3 | 3 | 3 | 3 | 3 |
| Relative Humidity (%) | 56 | 58 | 58 | 58 | 62 | 64 | 66 | 75 | 77 | 82 | 82 | 85 | 82 | 82 | 82 | 79 | 82 | 82 | 82 | 79 | 74 | 63 | 60 | 56 |
| Rain | -- | -- | -- | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
