Marine Weather Message
Issued by NWS Charleston, SC

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102
WHUS72 KCHS 101741
MWWCHS

URGENT - MARINE WEATHER MESSAGE
National Weather Service Charleston SC
1241 PM EST Wed Dec 10 2025

AMZ330-110200-
/O.CON.KCHS.SC.Y.0068.251210T2300Z-251211T1000Z/
Charleston Harbor-
1241 PM EST Wed Dec 10 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 5 AM EST THURSDAY...

* WHAT...West winds 15 to 20 kt with gusts up to 30 kt and waves
  1 to 2 feet expected.

* WHERE...Charleston Harbor.

* WHEN...From 6 PM this evening to 5 AM EST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ350-110200-
/O.CON.KCHS.SC.Y.0068.251210T2000Z-251211T1200Z/
Waters from South Santee River to Edisto Beach SC out 20 NM-
1241 PM EST Wed Dec 10 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
THURSDAY...

* WHAT...West winds 20 to 25 kt with gusts up to 30 kt and seas
  3 to 6 ft expected.

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

* WHEN...From 3 PM this afternoon to 7 AM EST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ352-110200-
/O.CON.KCHS.SC.Y.0068.251210T2000Z-251211T1200Z/
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1241 PM EST Wed Dec 10 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
THURSDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas
  3 to 5 ft expected.

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

* WHEN...From 3 PM this afternoon to 7 AM EST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ354-110200-
/O.CON.KCHS.SC.Y.0068.251210T2300Z-251211T1000Z/
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1241 PM EST Wed Dec 10 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 5 AM EST THURSDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas
  3 to 5 ft expected.

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

* WHEN...From 6 PM this evening to 5 AM EST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ374-110200-
/O.CON.KCHS.SC.Y.0068.251210T2000Z-251211T1700Z/
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1241 PM EST Wed Dec 10 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON EST
THURSDAY...

* 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 from 20 to 60 NM.

* WHEN...From 3 PM this afternoon to noon EST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$