510  
WHUS52 KCHS 260042  
SMWCHS  
AMZ330-350-370-260215-  
/O.NEW.KCHS.MA.W.0104.250626T0042Z-250626T0215Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE CHARLESTON SC  
842 PM EDT WED JUN 25 2025  
 
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH OUT 40 NM...  
CHARLESTON HARBOR...  
 
* UNTIL 1015 PM EDT.  
 
* AT 842 PM EDT, A WIND SHIFT WITH GUST WINDS WAS LOCATED ALONG A  
LINE FROM 13 NM NORTH OF WAPPOO CUT TO 16 NM SOUTHEAST OF CAPE  
ROMAIN REEF, MOVING SOUTH AT 25 KNOTS.  
 
HAZARD...WIND GUSTS TO 34 KNOTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS  
AND SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
JOE SHUFORD REEF, CHARLESTON SIXTY, CAPERS REEF, CAPERS MID SHELF,  
CHARLESTON NEARSHORE REEF, Y-73 REEF, DOUG MELLICHAMP REEF,  
RATTLESNAKE SHOAL, AIR FORCE REEF, COMANCHE REEF, CHARLESTON  
COASTAL ANGLERS, CAPERS ISLAND BUOY, LOWCOUNTRY ANGLERS,  
CHARLESTON HARBOR ENTRANCE AND CRAB BANK.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 

 
 
LAT...LON 3258 8023 3264 8001 3270 7991 3277 7999  
3284 7995 3285 7990 3279 7984 3283 7974  
3286 7972 3250 7893 3241 7907 3236 7919  
3225 7936 3239 7981  
TIME...MOT...LOC 0042Z 20DEG 22KT 3297 8004 3287 7964 3275 7889  
 
MAX HAIL SIZE...0.00 IN  
MAX WIND GUST...34 KTS  
 

 
 
ST  
 
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