For Hilton Head Reef :
No gale warning.
The reliability of the situation is good.
Sunny despite some cloudy spells but no rain. In the evening, good clear periods but cloud building.
Chance of light rain. W wind force 3 continuing all day. Gusts reaching 21 knots in the morning. Slight sea. Low, short swell from S. Good visibility becoming excellent in the middle of the day.