249  
WHUS72 KCHS 060305  
MWWCHS  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHARLESTON SC  
1105 PM EDT SAT JUL 5 2025  
 
AMZ350-352-061115-  
/O.CON.KCHS.TR.W.1003.000000T0000Z-000000T0000Z/  
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-  
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-  
1105 PM EDT SAT JUL 5 2025  
   
..TROPICAL STORM WARNING REMAINS IN EFFECT
 
 
* WHAT...SOUTHWEST WINDS 25 TO 30 KT WITH GUSTS UP TO 45 KT AND  
SEAS 6 TO 9 FT.  
 
* WHERE...SOUTH SANTEE RIVER SC TO SAVANNAH GA OUT 20 NM.  
 
* WHEN...TROPICAL STORM CONDITIONS POSSIBLE THROUGH SUNDAY  
MORNING.  
 
* IMPACTS...TROPICAL STORM FORCE WINDS AND HAZARDOUS SEAS WILL  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.  
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE  
VESSEL FOR HAZARDOUS CONDITIONS.  
 

 
 

 
 
AMZ330-060600-  
/O.EXT.KCHS.SC.Y.0048.000000T0000Z-250706T0600Z/  
/O.CON.KCHS.TR.A.1003.000000T0000Z-000000T0000Z/  
CHARLESTON HARBOR-  
1105 PM EDT SAT JUL 5 2025  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 AM EDT SUNDAY
 
   
..TROPICAL STORM WATCH REMAINS IN EFFECT
 
 
* WHAT...FOR THE SMALL CRAFT ADVISORY AND TROPICAL STORM WATCH,  
NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS AND  
WAVES 1 TO 2 FEET.  
 
* WHERE...CHARLESTON HARBOR.  
 
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 2 AM EDT SUNDAY. FOR  
THE TROPICAL STORM WATCH, TROPICAL STORM CONDITIONS POSSIBLE  
THROUGH SUNDAY MORNING.  
 
* IMPACTS...TROPICAL STORM FORCE WINDS AND HAZARDOUS SEAS COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE  
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER  
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND SEAS.  
 

 
 

 
 
AMZ354-061000-  
/O.CON.KCHS.SC.Y.0048.000000T0000Z-250706T1000Z/  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING  
GRAYS REEF NATIONAL MARINE SANCTUARY-  
1105 PM EDT SAT JUL 5 2025  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT SUNDAY
 
 
* WHAT...SEAS 4 TO 6 FT.  
 
* WHERE...SAVANNAH TO ALTAMAHA SOUND OUT 20 NM.  
 
* WHEN...UNTIL 6 AM EDT SUNDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
AMZ374-061000-  
/O.CON.KCHS.SC.Y.0048.000000T0000Z-250706T1000Z/  
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-  
1105 PM EDT SAT JUL 5 2025  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT SUNDAY
 
 
* WHAT...SEAS 5 TO 6 FT.  
 
* WHERE...SAVANNAH TO ALTAMAHA SOUND FROM 20 TO 60 NM.  
 
* WHEN...UNTIL 6 AM EDT SUNDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
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