WHUS52 KCHS 161941 SMWCHS AMZ350-162145- /O.NEW.KCHS.MA.W.0010.260316T1941Z-260316T2145Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Charleston SC 341 PM EDT Mon Mar 16 2026 The National Weather Service in Charleston has issued a * Special Marine Warning for... Waters from South Santee River to Edisto Beach SC out 20 NM... * Until 545 PM EDT. * At 341 PM EDT, a severe thunderstorm capable of producing waterspouts was located 9 NM northeast of Kiawah Reef, moving northeast at 50 knots. HAZARD...Waterspouts and wind gusts to 34 knots. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Jimmy Leland Tug, Bull Breakers, Capers Reef, Bulls Bay, Capers Island Buoy, Rattlesnake Shoal, Charleston Nearshore Reef, Joe Shuford Reef, Charleston Coastal Anglers, Air Force Reef, Charleston Sixty, Hector Reef and Cape Romain Reef. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3275 7989 3273 7989 3276 7985 3278 7987 3291 7964 3296 7965 3306 7958 3307 7951 3303 7947 3303 7940 3311 7938 3314 7929 3296 7894 3273 7917 3267 7934 3250 7959 3270 7991 TIME...MOT...LOC 1941Z 230DEG 50KT 3257 7986 WATERSPOUT...POSSIBLE MAX HAIL SIZE...0.00 IN MAX WIND GUST...34 KTS $$ CPM