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Ended official alertUpdated

Special Marine Warning for Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM; Coastal waters from St. Augustine to Flagler Beach FL out 20 NM

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... Coastal waters from St. Augustine to Flagler Beach FL out 20 NM... * Until 400 PM EDT. * At 303 PM EDT, strong thunderstorms were located along a...

What the bulletin says to 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.

Full official description

Bulletin details

SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... Coastal waters from St. Augustine to Flagler Beach FL out 20 NM... * Until 400 PM EDT. * At 303 PM EDT, strong thunderstorms were located along a line extending from 10 nm southwest of Palm Valley to 8 nm west of Ormond-By-the-Sea, moving north at 25 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Atlantic Beach, Saint Augustine Beach, Mayport, Nassau Sound Approach Buoy 6a, Beverly Beach, Vilano Beach, South Ponte Vedra Beach, Palm Valley, Nine Mile Reef, Saint Augustine, Jacksonville Beach, Crescent Beach, Saint Johns Lighted Buoy, Butler Beach, Marineland, Guana River State Park, and Palm Coast.

Lifecycle record

Official revisions

1 captured
  1. Alert

    Special Marine Warning issued July 20 at 3:03PM EDT until July 20 at 4:00PM EDT by NWS Jacksonville FL

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Jacksonville FL. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections