Special Marine Warning for Waters from Altamaha Sound GA to Fernandina Beach FL
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NWS Jacksonville has issued a Special Marine Warning for waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM until 11:30 PM EDT due to a strong thunderstorm producing wind gusts of 34 knots or greater.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Waters from Altamaha Sound GA to Fernandina Beach FL
- Issued
- August 22, 2026
- Issuing authority
- NWS Jacksonville FL
Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
A Special Marine Warning was issued by the National Weather Service in Jacksonville FL. The alert is effective from August 21 at 10:33 PM EDT until August 21 at 11:30 PM EDT.
Affected Areas
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM.
What You Should Do
Move to safe harbor until hazardous weather passes. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness.
Expected Conditions
At 10:33 PM EDT, a strong thunderstorm was located 24 nm south of Tug Rio Caroni, or 31 nm south of R2 Tower, moving east at 20 knots. Hazard includes wind gusts 34 knots or greater. Small craft could be damaged in briefly higher winds and suddenly higher waves.
Timeline
The warning is in effect from 10:33 PM EDT August 21 until 11:30 PM EDT August 21.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,051 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 22, 2026.
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