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Home Return to list Small Craft Advisory 0015 Issued by the Charleston Forecast Office
Action: New Issued At: 2026-02-21 11:16:48 169 WHUS72 KCHS 211716 MWWCHS URGENT - MARINE WEATHER MESSAGE National Weather Service Charleston SC 1216 PM EST Sat Feb 21 2026 AMZ350-220130- /O.UPG.KCHS.GL.A.0003.260222T2100Z-260223T1400Z/ /O.NEW.KCHS.GL.W.0004.260222T2000Z-260223T1300Z/ Waters from South Santee River to Edisto Beach SC out 20 NM- 1216 PM EST Sat Feb 21 2026 ...GALE WARNING IN EFFECT FROM 3 PM SUNDAY TO 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and seas 3 to 6 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 3 PM Sunday to 8 AM EST 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. && $$ AMZ352-220130- /O.UPG.KCHS.GL.A.0003.260222T2100Z-260223T1400Z/ /O.NEW.KCHS.GL.W.0004.260222T1800Z-260223T1300Z/ Waters from Edisto Beach SC to Savannah GA out 20 NM- 1216 PM EST Sat Feb 21 2026 ...GALE WARNING IN EFFECT FROM 1 PM SUNDAY TO 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 1 PM Sunday to 8 AM EST Monday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ AMZ354-220130- /O.UPG.KCHS.GL.A.0003.260222T2100Z-260223T1400Z/ /O.NEW.KCHS.GL.W.0004.260222T1800Z-260223T1300Z/ Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 1216 PM EST Sat Feb 21 2026 ...GALE WARNING IN EFFECT FROM 1 PM SUNDAY TO 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and seas 3 to 5 ft expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...From 1 PM Sunday to 8 AM EST 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. && $$ AMZ374-220130- /O.UPG.KCHS.GL.A.0003.260222T1800Z-260223T1800Z/ /O.NEW.KCHS.GL.W.0004.260222T1600Z-260223T1300Z/ Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 1216 PM EST Sat Feb 21 2026 ...GALE WARNING IN EFFECT FROM 11 AM SUNDAY TO 8 AM EST MONDAY... * WHAT...Northwest winds 25 to 35 kt with gusts up to 45 kt and seas 6 to 9 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 11 AM Sunday to 8 AM EST Monday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ AMZ330-220130- /O.NEW.KCHS.SC.Y.0015.260222T2000Z-260223T1300Z/ Charleston Harbor- 1216 PM EST Sat Feb 21 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM SUNDAY TO 8 AM EST MONDAY... * WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and waves 1 to 2 feet expected. * WHERE...Charleston Harbor. * WHEN...From 3 PM Sunday to 8 AM EST Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-02-21 17:17:57 570 WHUS72 KCHS 212317 MWWCHS URGENT - MARINE WEATHER MESSAGE National Weather Service Charleston SC 617 PM EST Sat Feb 21 2026 AMZ350-220730- /O.CON.KCHS.GL.W.0004.260222T2000Z-260223T1300Z/ Waters from South Santee River to Edisto Beach SC out 20 NM- 617 PM EST Sat Feb 21 2026 ...GALE WARNING REMAINS IN EFFECT FROM 3 PM SUNDAY TO 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and seas 3 to 6 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 3 PM Sunday to 8 AM EST Monday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ AMZ352-220730- /O.CON.KCHS.GL.W.0004.260222T1800Z-260223T1300Z/ Waters from Edisto Beach SC to Savannah GA out 20 NM- 617 PM EST Sat Feb 21 2026 ...GALE WARNING REMAINS IN EFFECT FROM 1 PM SUNDAY TO 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 1 PM Sunday to 8 AM EST 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. && $$ AMZ354-220730- /O.CON.KCHS.GL.W.0004.260222T1800Z-260223T1300Z/ Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 617 PM EST Sat Feb 21 2026 ...GALE WARNING REMAINS IN EFFECT FROM 1 PM SUNDAY TO 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 40 kt and seas 3 to 5 ft expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...From 1 PM Sunday to 8 AM EST Monday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ AMZ374-220730- /O.CON.KCHS.GL.W.0004.260222T1600Z-260223T1300Z/ Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 617 PM EST Sat Feb 21 2026 ...GALE WARNING REMAINS IN EFFECT FROM 11 AM SUNDAY TO 8 AM EST MONDAY... * WHAT...Northwest winds 25 to 35 kt with gusts up to 45 kt and seas 6 to 9 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 11 AM Sunday to 8 AM EST 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. && $$ AMZ330-220730- /O.CON.KCHS.SC.Y.0015.260222T2000Z-260223T1300Z/ Charleston Harbor- 617 PM EST Sat Feb 21 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM SUNDAY TO 8 AM EST MONDAY... * WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and waves 1 to 2 feet expected. * WHERE...Charleston Harbor. * WHEN...From 3 PM Sunday to 8 AM EST Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-02-21 23:23:37 057 WHUS72 KCHS 220523 MWWCHS URGENT - MARINE WEATHER MESSAGE National Weather Service Charleston SC 1223 AM EST Sun Feb 22 2026 AMZ350-221330- /O.CON.KCHS.GL.W.0004.260222T2000Z-260223T1300Z/ Waters from South Santee River to Edisto Beach SC out 20 NM- 1223 AM EST Sun Feb 22 2026 ...GALE WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 35 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 8 AM EST 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. && $$ AMZ352-221330- /O.CON.KCHS.GL.W.0004.260222T1800Z-260223T1300Z/ Waters from Edisto Beach SC to Savannah GA out 20 NM- 1223 AM EST Sun Feb 22 2026 ...GALE WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 AM EST MONDAY... * WHAT...Northwest winds 25 to 30 kt with gusts up to 35 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 1 PM this afternoon to 8 AM EST Monday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ AMZ354-221330- /O.CON.KCHS.GL.W.0004.260222T1800Z-260223T1300Z/ Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 1223 AM EST Sun Feb 22 2026 ...GALE WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 AM EST MONDAY... * WHAT...Northwest winds 25 to 30 kt with gusts up to 35 kt and seas 3 to 6 ft expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...From 1 PM this afternoon to 8 AM EST 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. && $$ AMZ374-221330- /O.CON.KCHS.GL.W.0004.260222T1600Z-260223T1300Z/ Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 1223 AM EST Sun Feb 22 2026 ...GALE WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 AM EST MONDAY... * WHAT...Northwest winds 25 to 35 kt with gusts up to 40 kt and seas 6 to 9 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 11 AM this morning to 8 AM EST Monday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ AMZ330-221330- /O.CON.KCHS.SC.Y.0015.260222T2000Z-260223T1300Z/ Charleston Harbor- 1223 AM EST Sun Feb 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 8 AM EST MONDAY... * WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and waves 1 to 2 feet expected. * WHERE...Charleston Harbor. * WHEN...From 3 PM this afternoon to 8 AM EST Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Time Extended Issued At: 2026-02-22 03:42:34 420 WHUS72 KCHS 220942 MWWCHS URGENT - MARINE WEATHER MESSAGE National Weather Service Charleston SC 442 AM EST Sun Feb 22 2026 AMZ350-221745- /O.EXT.KCHS.GL.W.0004.260222T1800Z-260223T1300Z/ Waters from South Santee River to Edisto Beach SC out 20 NM- 442 AM EST Sun Feb 22 2026 ...GALE WARNING NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 35 kt and seas 3 to 6 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...From 1 PM this afternoon to 8 AM EST Monday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ AMZ374-221745- /O.EXT.KCHS.GL.W.0004.260222T1600Z-260223T1500Z/ Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 442 AM EST Sun Feb 22 2026 ...GALE WARNING NOW IN EFFECT FROM 11 AM THIS MORNING TO 10 AM EST MONDAY... * WHAT...Northwest winds 25 to 35 kt with gusts up to 40 kt and seas 6 to 9 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...From 11 AM this morning to 10 AM EST 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. && $$ AMZ352-221745- /O.CON.KCHS.GL.W.0004.260222T1800Z-260223T1300Z/ Waters from Edisto Beach SC to Savannah GA out 20 NM- 442 AM EST Sun Feb 22 2026 ...GALE WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 AM EST MONDAY... * WHAT...Northwest winds 25 to 30 kt with gusts up to 35 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...From 1 PM this afternoon to 8 AM EST Monday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ AMZ354-221745- /O.CON.KCHS.GL.W.0004.260222T1800Z-260223T1300Z/ Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 442 AM EST Sun Feb 22 2026 ...GALE WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 AM EST MONDAY... * WHAT...Northwest winds 25 to 30 kt with gusts up to 35 kt and seas 3 to 6 ft expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...From 1 PM this afternoon to 8 AM EST 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. && $$ AMZ330-221745- /O.EXT.KCHS.SC.Y.0015.260222T1800Z-260223T1300Z/ Charleston Harbor- 442 AM EST Sun Feb 22 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 AM EST MONDAY... * WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and waves 1 to 2 feet expected. * WHERE...Charleston Harbor. * WHEN...From 1 PM this afternoon to 8 AM EST Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Upgraded Issued At: 2026-02-22 06:52:41 471 WHUS72 KCHS 221252 MWWCHS URGENT - MARINE WEATHER MESSAGE National Weather Service Charleston SC 752 AM EST Sun Feb 22 2026 AMZ330-222100- /O.EXB.KCHS.GL.W.0004.260222T1300Z-260223T0000Z/ /O.UPG.KCHS.SC.Y.0015.260222T1800Z-260223T1300Z/ Charleston Harbor- 752 AM EST Sun Feb 22 2026 ...GALE WARNING IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...West winds 25 to 30 kt with gusts up to 35 kt and waves 2 to 3 feet expected. * WHERE...Charleston Harbor. * WHEN...Until 7 PM EST this evening. * 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. && $$ AMZ350-222100- /O.EXT.KCHS.GL.W.0004.260222T1300Z-260223T1300Z/ Waters from South Santee River to Edisto Beach SC out 20 NM- 752 AM EST Sun Feb 22 2026 ...GALE WARNING NOW IN EFFECT UNTIL 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 35 kt and seas 3 to 6 ft expected. * WHERE...South Santee River to Edisto Beach out 20 NM. * WHEN...Until 8 AM EST Monday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ AMZ352-222100- /O.EXT.KCHS.GL.W.0004.260222T1300Z-260223T1300Z/ Waters from Edisto Beach SC to Savannah GA out 20 NM- 752 AM EST Sun Feb 22 2026 ...GALE WARNING NOW IN EFFECT UNTIL 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 35 kt and seas 3 to 6 ft expected. * WHERE...Edisto Beach to Savannah out 20 NM. * WHEN...Until 8 AM EST 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. && $$ AMZ354-222100- /O.EXT.KCHS.GL.W.0004.260222T1300Z-260223T1300Z/ Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 752 AM EST Sun Feb 22 2026 ...GALE WARNING NOW IN EFFECT UNTIL 8 AM EST MONDAY... * WHAT...Northwest winds 20 to 30 kt with gusts up to 35 kt and seas 3 to 6 ft expected. * WHERE...Savannah to Altamaha Sound out 20 NM. * WHEN...Until 8 AM EST Monday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ AMZ374-222100- /O.EXT.KCHS.GL.W.0004.260222T1300Z-260223T1500Z/ Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 752 AM EST Sun Feb 22 2026 ...GALE WARNING NOW IN EFFECT UNTIL 10 AM EST MONDAY... * WHAT...Northwest winds 25 to 35 kt with gusts up to 40 kt and seas 6 to 9 ft expected. * WHERE...Savannah to Altamaha Sound from 20 to 60 NM. * WHEN...Until 10 AM EST 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. && $$ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||