Special Marine Warning Issued for Coastal Waters Near St. Augustine and Flagler Beach

Source: NOAA · Northeast Florida Coastal Waters

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The National Weather Service has issued a Special Marine Warning for coastal waters from St. Augustine to Flagler Beach until 7:00 PM EDT due to strong thunderstorms producing high winds and hail.

What this NWS weather alert tells you, and what most readers miss

This notice was issued by NOAA on April 3, 2026 and geographically references Northeast Florida Coastal Waters. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken — "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to — Weather Alerts — determines the regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.

Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action — a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.

For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Special Marine Warning, Florida) map to related alerts in the same area of risk — browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.

Alert Details

The National Weather Service in Jacksonville FL has issued a Special Marine Warning for coastal waters in Northeast Florida. The alert is effective immediately and remains in place until 7:00 PM EDT on March 15, 2026.

Affected Areas

The warning covers the following maritime regions:

  • Coastal waters from St. Augustine to Flagler Beach FL out 20 NM
  • Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM

Specific locations that may be impacted include Beverly Beach, Big Georges Reef, Marineland, Crescent Beach, and Palm Coast.

What You Should Do

Boaters are advised to seek safe harbor immediately until the storms pass. If your vessel is caught offshore, you should immediately secure for heavy weather. All crew members must wear USCG approved Type I life jackets, and nonessential crew should remain below decks. Boaters should also deploy jack lines and harnesses if available and check the readiness of life-saving equipment, including batteries on handheld radios.

Expected Conditions

Radar indicates strong thunderstorms capable of producing wind gusts of 34 knots or greater and small hail. In addition to high winds and hail, mariners should expect high waves, dangerous lightning, and heavy rain.

Timeline

The warning is in effect until 7:00 PM EDT. As of 6:06 PM EDT, strong thunderstorms were located approximately 15 nm northeast of Ormond-By-the-Sea, moving northeast at a speed of 20 knots.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
The National Weather Service has issued a Special Marine Warning for coastal waters from St. Augustine to Flagler Beach until 7:00 PM EDT due to strong thunderstorms producing high winds and hail.
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 Northeast Florida Coastal Waters. 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.