For Hilton Head Reef :
No gale warning.
The reliability of the situation is very good.
Overcast and misty, reduced visibility. Showers. In the evening, overcast skies.
Possibility of showers NE wind force 3 from the middle of the day. Gusts reaching 16 knots in the middle of the day. Slight sea. Low, short swell from ESE. Visibility reduced by fog becoming poor in the evening.