Advarsler, Calypso Island

Special Marine Warning issued June 18 at 6:03PM EDT until June 18 at 7:00PM EDT by NWS Jacksonville FL SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... * Until 700 PM EDT. * At 603 PM EDT, strong thunderstorms were located along a line extending from near Mayport to near Talbot Island to 9 nm northeast of Atlantic Beach, moving northeast 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... Mayport, Talbot Island, Buoy Kby, Nassau Sound Approach Buoy 6a, Saint Johns Lighted Buoy, Dungeness, Saint Marys Entrance Buoy 16, Amelia City, and Whittakers Snapper Hole Reef. 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.