447
WHUS72 KCHS 152347
MWWCHS
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON SC
747 PM EDT SUN MAR 15 2026
AMZ330-160800-
/O.UPG.KCHS.SC.Y.0021.260316T1200Z-260317T0400Z/
/O.NEW.KCHS.GL.W.0006.260316T1200Z-260317T0000Z/
CHARLESTON HARBOR-
747 PM EDT SUN MAR 15 2026
..GALE WARNING IN EFFECT FROM 8 AM TO 8 PM EDT MONDAY
* WHAT...SOUTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT AND
WAVES 2 TO 3 FEET EXPECTED.
* WHERE...CHARLESTON HARBOR.
* WHEN...FROM 8 AM TO 8 PM EDT MONDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
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.
AMZ350-160800-
/O.EXT.KCHS.SC.Y.0021.260316T0400Z-260316T1200Z/
/O.NEW.KCHS.GL.W.0006.260316T1200Z-260317T0000Z/
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
747 PM EDT SUN MAR 15 2026
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
8 AM EDT MONDAY...
..GALE WARNING IN EFFECT FROM 8 AM TO 8 PM EDT MONDAY
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTH WINDS 15 TO 25 KT
WITH GUSTS UP TO 30 KT AND SEAS 4 TO 7 FT EXPECTED. FOR THE
GALE WARNING, SOUTHWEST WINDS 20 TO 30 KT WITH GUSTS UP TO 40
KT AND SEAS 6 TO 9 FT EXPECTED.
* WHERE...SOUTH SANTEE RIVER TO EDISTO BEACH OUT 20 NM.
* WHEN...FOR THE SMALL CRAFT ADVISORY, FROM MIDNIGHT TONIGHT TO
8 AM EDT MONDAY. FOR THE GALE WARNING, FROM 8 AM TO 8 PM EDT
MONDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
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.
AMZ352-160800-
/O.EXT.KCHS.SC.Y.0021.260316T0400Z-260316T1200Z/
/O.NEW.KCHS.GL.W.0006.260316T1200Z-260317T0000Z/
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
747 PM EDT SUN MAR 15 2026
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
8 AM EDT MONDAY...
..GALE WARNING IN EFFECT FROM 8 AM TO 8 PM EDT MONDAY
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTH WINDS 15 TO 25 KT
WITH GUSTS UP TO 30 KT AND SEAS 4 TO 7 FT EXPECTED. FOR THE
GALE WARNING, SOUTHWEST WINDS 20 TO 30 KT WITH GUSTS UP TO 35
KT AND SEAS 5 TO 8 FT EXPECTED.
* WHERE...EDISTO BEACH TO SAVANNAH OUT 20 NM.
* WHEN...FOR THE SMALL CRAFT ADVISORY, FROM MIDNIGHT TONIGHT TO
8 AM EDT MONDAY. FOR THE GALE WARNING, FROM 8 AM TO 8 PM EDT
MONDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD
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.
AMZ354-160800-
/O.CON.KCHS.SC.Y.0021.260316T0400Z-260317T1600Z/
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM, INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
747 PM EDT SUN MAR 15 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO NOON EDT TUESDAY...
* WHAT...WEST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND SEAS
4 TO 7 FT EXPECTED.
* WHERE...SAVANNAH TO ALTAMAHA SOUND OUT 20 NM.
* WHEN...FROM MIDNIGHT TONIGHT TO NOON EDT TUESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
AMZ374-160800-
/O.CON.KCHS.SC.Y.0021.260316T0400Z-260317T1600Z/
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA FROM 20 TO 60 NM-
747 PM EDT SUN MAR 15 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO NOON EDT TUESDAY...
* WHAT...WEST WINDS 20 TO 30 KT AND SEAS 6 TO 9 FT EXPECTED.
* WHERE...SAVANNAH TO ALTAMAHA SOUND FROM 20 TO 60 NM.
* WHEN...FROM MIDNIGHT TONIGHT TO NOON EDT TUESDAY.
* 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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