Special Marine Warning Issued for Northeast Florida Coastal Waters Until 12:45 PM
This alert is no longer in effect.
NOAA issued it on April 6, 2026, 4 months 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.
The National Weather Service has issued a Special Marine Warning for coastal and offshore waters between Fernandina Beach and St. Augustine due to wind gusts exceeding 34 knots.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Northeast Florida Coastal Waters
- Issued
- April 6, 2026
- Issuing authority
- NWS Jacksonville
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 months ago; use the issuing agency's live warning service for current conditions in Northeast Florida Coastal Waters.
Alert Details
The National Weather Service in Jacksonville FL has issued a Special Marine Warning (SMWJAX) for coastal and offshore waters. The alert is effective immediately and remains in place until 12:45 PM EDT.
Affected Areas
The warning covers the following geographic regions:
- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM
- Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM
Specific locations impacted include Atlantic Beach, Palm Valley, Jacksonville Beach, Mayport, Talbot Island, Nassau Sound Approach Buoy 6a, Saint Johns Lighted Buoy, and Anna Reef.
What You Should Do
Mariners are advised to move to safe harbor until the 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 remain below decks. Deploy jack lines and harnesses if available. Check life-saving equipment, including batteries on handheld radios, for readiness.
Expected Conditions
Radar indicates gusty showers and a thunderstorm located along a line extending from 6 nm west of Atlantic Beach to near Amelia City, moving east at 20 knots. The primary hazard is wind gusts of 34 knots or greater. Small craft could be damaged in briefly higher winds and suddenly higher waves.
Timeline
The alert was issued at 11:47 AM EDT on March 12, 2026, and is scheduled to expire at 12:45 PM EDT on the same day.
Original source: NOAA Official Notice ↗
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