Weather Alert WatchOfficial-source alert index
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Special Marine Warning for Coastal waters from Edisto Beach SC to Savannah GA out 20 NM; Coastal waters from Savannah GA to Altamaha Sound GA out 20 nm, including Grays Reef National Marine Sanctuary

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

For the following areas... Waters from Edisto Beach SC to Altamaha Sound out 20 NM... At 402 PM EDT, severe thunderstorms were located along a line from near Calibogue Sound to near Savannah River Entrance, moving east at 15 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Buoy. At 352 PM, a wind gust to 43...

What the bulletin says to do

Seek safe shelter, mariners can expect gusty winds and increasing waves.

Read official NWS bulletin

Full official description

Bulletin details

For the following areas... Waters from Edisto Beach SC to Altamaha Sound out 20 NM... At 402 PM EDT, severe thunderstorms were located along a line from near Calibogue Sound to near Savannah River Entrance, moving east at 15 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Buoy. At 352 PM, a wind gust to 43 knots was observed by a WeatherFlow sensor in Calibogue Sound. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Channel Buoy 5, Whitewater Reef, Savannah River Entrance, Gaskin Banks, Gaskins Bank Wreck and Calibogue Sound.

Lifecycle record

Official revisions

3 captured
  1. Update

    Special Marine Warning issued August 24 at 4:02PM EDT until August 24 at 4:30PM EDT by NWS Charleston SC

    Official revision
  2. Update

    Special Marine Warning issued August 24 at 3:42PM EDT until August 24 at 4:30PM EDT by NWS Charleston SC

    Official revision
  3. Alert

    Special Marine Warning issued August 24 at 3:32PM EDT until August 24 at 4:30PM EDT by NWS Charleston SC

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Charleston SC. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections