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Severe · Special Marine WarningThis alert has expired. It is kept for reference.

Special Marine Warning issued September 6 at 1:04AM EDT until September 6

Affecting Coastal waters from South Santee River to Edisto Beach SC out 20 NM; Waters from South Santee River SC to Edisto Beach SC extending from 20 to 60 NM

In effect until: Sep 6, 2026, 7:00 AM

Coastal waters from South Santee River to Edisto Beach SC out 20 NM; Waters from South Santee River SC to Edisto Beach SC extending from 20 to 60 NM

Likely impact; effects through 7:00 AM.

Move to safe harbor until hazardous weather passes. Report severe weather to the Coast Guard or nearest law enforcement agency. They will relay your report to the National Weather Service office.

Read the original bulletin (official text)
SMWCHS

The National Weather Service in Charleston has issued a

* Special Marine Warning for...
Waters from South Santee River to Edisto Beach out 60 NM...

* Until 300 AM EDT.

* At 104 AM EDT, a strong thunderstorm was located 7 NM southeast of
Cape Romain Reef, moving southeast at 15 knots.

HAZARD...Wind gusts to 40 knots.

SOURCE...Radar indicated.

IMPACT...Small craft could be damaged in briefly higher winds and
suddenly higher waves.

* Locations impacted include...
Cape Romain Reef.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™