For Hilton Head Reef - 200" Barge + tires :
No gale warning.
The reliability of the situation is good.
Some fair-weather cumulus clouds. In the evening, relatively cloudless skies clearing.
N force 3 in the middle of the day becoming NNE force 2 in the evening. Gusts reaching 14 knots in the middle of the day. Slight sea. Low, short swell from ENE. Excellent visibility becoming good in the evening.