{"url_path":"/weather/alerts/2.49.0.1.840.0.f674d49e248f4fe7e479b6939d08db0a6cbb069d.001.1","section_key":"alert","section_title":"Special Marine Warning issued July 11 at 5:48PM CDT until July 11 at 6:45PM CDT by NWS New Orleans LA","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-11","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.f674d49e248f4fe7e479b6939d08db0a6cbb069d.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS New Orleans LA"},"word_count":245,"has_tables":false,"body_markdown":"# Special Marine Warning: Special Marine Warning issued July 11 at 5:48PM CDT until July 11 at 6:45PM CDT by NWS New Orleans LA\n\n**Severity:** Severe\n**Certainty:** Likely\n**Urgency:** Immediate\n**Areas:** Terrebonne Bay; Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm\n**Issued by:** NWS New Orleans LA\n**Sent:** 2026-07-11T17:48:00-05:00\n**Effective:** 2026-07-11T17:48:00-05:00\n**Expires:** 2026-07-11T18:45:00-05:00\n\n## Description\nSMWLIX\n\nThe National Weather Service in New Orleans has issued a\n\n* Special Marine Warning for...\nCoastal Waters from Port Fourchon LA to Lower Atchafalaya River LA\nout 20 nm...\nTerrebonne Bay...\n\n* Until 645 PM CDT.\n\n* At 548 PM CDT, a cluster of severe thunderstorms capable of\nproducing waterspouts was located along a line extending from 7 nm\nsouthwest of Terrebonne Bay to 12 nm southwest of Isle Derniers,\nmoving north at 5 knots.\n\nHAZARD...Waterspouts and wind gusts 34 knots or greater.\n\nSOURCE...Radar.\n\nIMPACT...Waterspouts can quickly form and capsize boats...damage\nvessels and oil rigs...and create suddenly higher waves.\nSmall craft could be damaged in briefly higher winds and\nsuddenly higher waves.\n\n* Locations impacted include...\nTerrebonne Bay, Isle Derniers, and Caillou Bay.\n\n## Instructions\nStrong winds will be dangerous for boaters or anyone near the water.\nMake sure all on board are wearing life jackets. Seek shelter or move\nto safe harbor until hazardous weather passes.\n\nFrequent lightning is occurring with these storms. If caught on the\nopen water stay below deck if possible, keep away from ungrounded\nmetal objects.\n\nReport severe weather to the Coast Guard or the National Weather\nService."}