Marine Weather Message
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
408 WHUS72 KCHS 080554 MWWCHS URGENT - MARINE WEATHER MESSAGE National Weather Service Charleston SC 154 AM EDT Wed Oct 8 2025 AMZ350-081400- /O.NEW.KCHS.SC.Y.0055.251009T0900Z-251009T1800Z/ /O.NEW.KCHS.GL.A.0010.251009T1800Z-251012T0600Z/ Waters from South Santee River to Edisto Beach SC out 20 NM- 154 AM EDT Wed Oct 8 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM TO 2 PM EDT THURSDAY... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... * WHAT...For the Small Craft Advisory, northeast winds 20 to 30 kt and seas 4 to 7 ft expected. For the Gale Watch, northeast winds 25 to 30 kt with gusts up to 35 kt and seas 6 to 11 ft possible. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...For the Small Craft Advisory, from 5 AM to 2 PM EDT Thursday. For the Gale Watch, from Thursday afternoon through late Saturday 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. && $$ AMZ352-081400- /O.NEW.KCHS.SC.Y.0055.251009T1200Z-251009T1800Z/ /O.NEW.KCHS.GL.A.0010.251009T1800Z-251012T0300Z/ Waters from Edisto Beach SC to Savannah GA out 20 NM- 154 AM EDT Wed Oct 8 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 2 PM EDT THURSDAY... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH SATURDAY EVENING... * WHAT...For the Small Craft Advisory, northeast winds 20 to 30 kt and seas 4 to 7 ft expected. For the Gale Watch, northeast winds 20 to 30 kt with gusts up to 35 kt and seas 6 to 11 ft possible. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...For the Small Craft Advisory, from 8 AM to 2 PM EDT Thursday. For the Gale Watch, from Thursday afternoon through Saturday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ AMZ354-081400- /O.NEW.KCHS.SC.Y.0055.251009T1200Z-251009T1800Z/ /O.NEW.KCHS.GL.A.0010.251009T1800Z-251011T1800Z/ Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 154 AM EDT Wed Oct 8 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 2 PM EDT THURSDAY... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH SATURDAY AFTERNOON... * WHAT...For the Small Craft Advisory, northeast winds 20 to 30 kt and seas 4 to 7 ft expected. For the Gale Watch, northeast winds 25 to 30 kt with gusts up to 35 kt and seas 7 to 10 ft possible. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...For the Small Craft Advisory, from 8 AM to 2 PM EDT Thursday. For the Gale Watch, from Thursday afternoon through Saturday afternoon. * 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. && $$ AMZ374-081400- /O.NEW.KCHS.SC.Y.0055.251009T1200Z-251009T1800Z/ /O.NEW.KCHS.GL.A.0010.251009T1800Z-251012T1200Z/ Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 154 AM EDT Wed Oct 8 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 2 PM EDT THURSDAY... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH SUNDAY MORNING... * WHAT...For the Small Craft Advisory, northeast winds 20 to 30 kt with gusts up to 35 kt and seas 5 to 7 ft expected. For the Gale Watch, northeast winds 25 to 30 kt with gusts up to 40 kt and seas 8 to 13 ft possible. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...For the Small Craft Advisory, from 8 AM to 2 PM EDT Thursday. For the Gale Watch, from Thursday afternoon through Sunday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ AMZ330-081400- /O.NEW.KCHS.SC.Y.0055.251009T1200Z-251012T1000Z/ Charleston Harbor- 154 AM EDT Wed Oct 8 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM THURSDAY TO 6 AM EDT SUNDAY... * WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and waves 2 to 3 feet expected. * WHERE...Charleston Harbor. * WHEN...From 8 AM Thursday to 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. && $$