Special Marine Warning for Waters off Georgia and Florida

Source: NOAA · Coastal Waters off Georgia and Florida

This alert is no longer in effect.

NOAA issued it on July 23, 2026, 4 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Jacksonville has issued a Special Marine Warning for coastal waters from Altamaha Sound GA to St. Augustine FL until 7:30 PM EDT.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Coastal Waters off Georgia and Florida
Issued
July 23, 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: historical. It was issued 4 weeks ago; use the issuing agency's live warning service for current conditions in Coastal Waters off Georgia and Florida.

Alert Details

Special Marine Warning issued by NWS Jacksonville FL. Effective from 6:35 PM EDT June 18, 2026 until 7:30 PM EDT June 18, 2026.

Affected Areas

Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM. Waters from Fernandina Beach to St. Augustine 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. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects.

Expected Conditions

At 6:35 PM EDT, a strong thunderstorm was located 20 nm east of Amelia City, or 39 nm southeast of St. Simons Island, moving northeast at 25 knots. Hazard includes wind gusts 34 knots or greater. Small craft could be damaged in briefly higher winds and suddenly higher waves. The strong thunderstorm will remain over mainly open waters.

Timeline

Alert effective June 18, 2026 from 6:35 PM EDT to 7:30 PM EDT.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

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.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Jacksonville has issued a Special Marine Warning for coastal waters from Altamaha Sound GA to St. Augustine FL until 7:30 PM EDT.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Coastal Waters off Georgia and Florida. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.