WHUS52 KCHS 301312 SMWCHS AMZ380-301415- /O.NEW.KCHS.MA.W.0011.260430T1312Z-260430T1415Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Charleston SC 912 AM EDT Thu Apr 30 2026 The National Weather Service in Charleston has issued a * Special Marine Warning for... Waters from South Santee River SC to Edisto Beach SC extending from 20 to 60 NM... * Until 1015 AM EDT. * At 912 AM EDT, a severe thunderstorm was located 10 NM north of Edisto Buoy, moving east at 35 knots. HAZARD...Large hail and wind gusts to nearly 50 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * Locations impacted include... Mainly open waters of Waters from South Santee River SC to Edisto Beach SC extending from 20 to 60 NM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3255 7912 3276 7912 3282 7866 3261 7824 3252 7840 TIME...MOT...LOC 1312Z 264DEG 32KT 3266 7904 MAX HAIL SIZE...>.75 IN MAX WIND GUST...50 KTS $$ APT