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Active official alertUpdated

Special Marine Warning for Coastal waters from Savannah GA to Altamaha Sound GA out 20 nm, including Grays Reef National Marine Sanctuary; Waters from Savannah GA to Altamaha Sound GA extending from 20 to 60 NM

Official alert fields

What you need to know

Effective
Ends or expires
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

For the following areas... Waters from Savannah GA to Altamaha Sound GA out 60 NM... At 635 PM EDT, strong thunderstorms were located along a line from 6 NM southeast of Sayler Barge to 6 NM west of Altamaha Sound, moving east at 10 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Buoy. At 552 PM, a wind gust to 37...

What the bulletin says to do

Move to safe harbor until hazardous weather passes.

Full official description

Bulletin details

For the following areas... Waters from Savannah GA to Altamaha Sound GA out 60 NM... At 635 PM EDT, strong thunderstorms were located along a line from 6 NM southeast of Sayler Barge to 6 NM west of Altamaha Sound, moving east at 10 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Buoy. At 552 PM, a wind gust to 37 knots was observed at the Grays Reef Buoy. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Honey Barge, Sapelo Buoy S, Grays Reef Buoy, Tug Rio Apon, Tug Elmira, Buoy J, Ferry Boat Janet, Buoy Tender Sagebrush, Steel Barge Modena, K T K Buoy, C A T Buoy, D R H Buoy, John Bird, Buoy B H and Sapelo Channelbuoy 3.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

3 captured
  1. Update

    Special Marine Warning issued August 24 at 6:35PM EDT until August 24 at 7:15PM EDT by NWS Charleston SC

    Official revision
  2. Update

    Special Marine Warning issued August 24 at 6:15PM EDT until August 24 at 7:15PM EDT by NWS Charleston SC

    Official revision
  3. Alert

    Special Marine Warning issued August 24 at 5:41PM EDT until August 24 at 7:15PM 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