For Hilton Head Reef - 100" Barge + tires :
No gale warning.
The reliability of the situation is very good.
Sunny becoming changeable in the afternoon. The risk of seeing rain will remain low. In the evening, relatively clear skies becoming changeable.
WNW force 2 turning S force 3 in the middle of the day then SSW. Gusts reaching 16 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from SE. Excellent visibility becoming excellent in the middle of the day then good.