768  
WHUS52 KCHS 302241  
SMWCHS  
AMZ350-352-370-372-310045-  
/O.NEW.KCHS.MA.W.0067.250530T2241Z-250531T0045Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE CHARLESTON SC  
641 PM EDT FRI MAY 30 2025  
 
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
WATERS FROM SOUTH SANTEE RIVER SC TO SAVANNAH GA OUT 40 NM...  
 
* UNTIL 845 PM EDT.  
 
* AT 641 PM EDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE FROM  
18 NM NORTHWEST OF SAINT HELENA SOUND TO 7 NM NORTH OF CALIBOGUE  
SOUND, MOVING EAST AT 40 KNOTS.  
 
HAZARD...WIND GUSTS TO 40 KNOTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS  
AND SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
EDISTO SIXTY REEF, EDISTO FORTY REEF, N. EDISTO NEARSHORE REEF,  
DEVEAUX BANK, HUNTING ISLAND REEF, KIAWAH REEF, FRIPP ISLAND REEF,  
FRIPP ISLAND WRECK, SAINT HELENA SOUND, PELICAN BANK, FRIPP INLET  
BUOY, EDISTO OFFSHORE REEF, LOWCOUNTRY ANGLERS, BETSY ROSS REEF  
AND BEAUFORT 45 FEET REEF.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 
REPORT SEVERE WEATHER TO THE COAST GUARD OR NEAREST LAW ENFORCEMENT  
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE  
OFFICE.  
 

 
 
LAT...LON 3210 8090 3215 8085 3216 8076 3225 8067  
3232 8066 3229 8060 3234 8047 3247 8050  
3256 8057 3259 8056 3253 8045 3260 8043  
3261 8039 3251 8033 3258 8022 3264 8001  
3272 7990 3269 7961 3232 7973 3197 7996  
TIME...MOT...LOC 2241Z 278DEG 39KT 3271 8058 3245 8068 3222 8085  
 
MAX HAIL SIZE...0.00 IN  
MAX WIND GUST...40 KTS  
 

 
 
BSH  
 
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