SXUS82 KCHS 211400 OMRCHS GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>052-211530- Other Marine Reports National Weather Service Charleston SC 1000 AM EDT Sat Mar 21 2026 Some additional marine reports from around the area at 950 AM. From the Charleston Harbor Pilot Boat at Buoy 6, the wind was south southwest at 12 to 15 knots. Seas were 3 to 4 feet with a south southwest swell and a 2 foot east swell. $$