779  
WHUS52 KCHS 221752  
SMWCHS  
AMZ350-352-370-372-221945-  
/O.NEW.KCHS.MA.W.0152.250822T1752Z-250822T1945Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE CHARLESTON SC  
152 PM EDT FRI AUG 22 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 345 PM EDT.  
 
* AT 152 PM EDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE FROM  
OVER N. EDISTO NEARSHORE REEF TO 9 NM SOUTH OF EDISTO OFFSHORE  
REEF, MOVING NORTHEAST AT 5 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...  
EDISTO OFFSHORE REEF, KIAWAH REEF, EDISTO SIXTY REEF, LOWCOUNTRY  
ANGLERS, N. EDISTO NEARSHORE REEF, EDISTO FORTY REEF, DEVEAUX BANK  
AND PELICAN BANK.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
BOATERS SHOULD SEEK SAFE HARBOR IMMEDIATELY UNTIL THESE STORMS PASS.  
WIND GUSTS 34 KNOTS OR GREATER, HIGH WAVES, DANGEROUS LIGHTNING, AND  
HEAVY RAIN ARE POSSIBLE WITH THESE STORMS.  
 

 
 
LAT...LON 3247 8039 3252 8033 3251 8033 3258 8022  
3261 8010 3256 7983 3219 7949 3200 7990  
3231 8010 3245 8043  
TIME...MOT...LOC 1752Z 220DEG 5KT 3251 8012 3237 7997 3211 7984  
 
MAX HAIL SIZE...0.00 IN  
MAX WIND GUST...34 KTS  
 

 
 
ST  
 
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