For Hilton Head Reef - Tank 3 :
No gale warning.
The reliability of the situation is very good.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
WNW force 2 in the morning turning SSE force 3 in the middle of the day. Gusts reaching 12 knots in the middle of the day. Slight sea. Low, fairly long swell from SE. Excellent visibility becoming good in the evening.