{"url_path":"/weather/alerts/2.49.0.1.840.0.55c0a6080ad2fe9086474429c7f47a06f2a6f94e.001.1","section_key":"alert","section_title":"Special Marine Warning issued June 23 at 6:37PM EDT until June 23 at 8:15PM EDT by NWS Jacksonville FL","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-06-23","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.55c0a6080ad2fe9086474429c7f47a06f2a6f94e.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Jacksonville FL"},"word_count":226,"has_tables":false,"body_markdown":"# Special Marine Warning: Special Marine Warning issued June 23 at 6:37PM EDT until June 23 at 8:15PM EDT by NWS Jacksonville FL\n\n**Severity:** Severe\n**Certainty:** Likely\n**Urgency:** Immediate\n**Areas:** 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\n**Issued by:** NWS Jacksonville FL\n**Sent:** 2026-06-23T18:37:00-04:00\n**Effective:** 2026-06-23T18:37:00-04:00\n**Expires:** 2026-06-23T20:15:00-04:00\n\n## Description\nSMWJAX\n\nThe National Weather Service in Jacksonville has issued a\n\n* Special Marine Warning for...\nCoastal waters from St. Augustine to Flagler Beach FL out 20 NM...\nWaters from St. Augustine to Flagler Beach FL from 20 to 60 NM...\n\n* Until 815 PM EDT.\n\n* At 637 PM EDT, strong thunderstorms were located along a line\nextending from 19 nm east of Saint Augustine Beach to near Palm\nCoast, moving east at 30 knots.\n\nHAZARD...Wind gusts 34 knots or greater.\n\nSOURCE...Radar.\n\nIMPACT...Small craft could be damaged in briefly higher winds and\nsuddenly higher waves.\n\n* Locations impacted include...\nBeverly Beach, Big Georges Reef, Marineland, Palm Coast, and\nCrescent Beach.\n\n## Instructions\nMove to safe harbor until hazardous weather passes. If your vessel is\ncaught offshore, immediately secure for heavy weather. Ensure all\ncrew members are wearing USCG approved Type I life jackets and\nnonessential crew are below decks. Deploy jack lines and harnesses if\navailable. Check life saving equipment, including batteries on\nhandheld radios, for readiness."}