WHUS72 KCHS 221807

MWWCHS



URGENT - MARINE WEATHER MESSAGE

National Weather Service Charleston SC

207 PM EDT Sun Mar 22 2026



AMZ330-230215-

/O.NEW.KCHS.GL.A.0004.260324T0300Z-260325T0000Z/

Charleston Harbor-

207 PM EDT Sun Mar 22 2026



...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY

EVENING...



* WHAT...Northeast winds 15 to 25 kt with gusts up to 35 kt and 

  waves 2 to 3 feet possible.



* WHERE...Charleston Harbor.



* WHEN...From Monday evening through Tuesday evening.



* IMPACTS...Strong winds can cause hazardous seas which 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.



&&



$$



AMZ350-230215-

/O.NEW.KCHS.GL.A.0004.260324T0300Z-260325T0300Z/

Waters from South Santee River to Edisto Beach SC out 20 NM-

207 PM EDT Sun Mar 22 2026



...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY

EVENING...



* WHAT...Northeast winds 20 to 30 kt with gusts up to 35 kt and 

  seas 6 to 9 ft possible.



* WHERE...South Santee River to Edisto Beach out 20 NM.



* WHEN...From Monday evening through Tuesday evening.



* IMPACTS...Strong winds can cause hazardous seas which 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.



&&



$$



AMZ352-230215-

/O.NEW.KCHS.GL.A.0004.260324T0300Z-260325T0300Z/

Waters from Edisto Beach SC to Savannah GA out 20 NM-

207 PM EDT Sun Mar 22 2026



...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY

EVENING...



* WHAT...Northeast winds 20 to 30 kt with gusts up to 35 kt and 

  seas 5 to 8 ft possible.



* WHERE...Edisto Beach to Savannah out 20 NM.



* WHEN...From Monday evening through Tuesday evening.



* IMPACTS...Strong winds can cause hazardous seas which 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.



&&



$$



AMZ354-230215-

/O.NEW.KCHS.GL.A.0004.260324T0300Z-260325T0300Z/

Waters from Savannah GA to Altamaha Sound GA out 20 NM, including

Grays Reef National Marine Sanctuary-

207 PM EDT Sun Mar 22 2026



...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY

EVENING...



* WHAT...Northeast winds 20 to 30 kt with gusts up to 35 kt and 

  seas 6 to 9 ft possible.



* WHERE...Savannah to Altamaha Sound out 20 NM.



* WHEN...From Monday evening through Tuesday evening.



* IMPACTS...Strong winds can cause hazardous seas which 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.



&&



$$



AMZ374-230215-

/O.NEW.KCHS.GL.A.0004.260324T0300Z-260325T0600Z/

Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-

207 PM EDT Sun Mar 22 2026



...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH LATE TUESDAY

NIGHT...



* WHAT...Northeast winds 20 to 30 kt with gusts up to 40 kt and 

  seas 6 to 11 ft possible.



* WHERE...Savannah to Altamaha Sound from 20 to 60 NM.



* WHEN...From Monday evening through late Tuesday night.



* IMPACTS...Strong winds can cause hazardous seas which 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.



&&



$$