{"url_path":"/weather/alerts/2.49.0.1.840.0.7a2cea31d0d0a8a54d265542a92e961456496a34.001.1","section_key":"alert","section_title":"Special Marine Warning issued June 6 at 5:32PM EDT until June 6 at 7:30PM EDT by NWS Baltimore MD/Washington DC","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-06-06","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.7a2cea31d0d0a8a54d265542a92e961456496a34.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Baltimore MD/Washington DC"},"word_count":245,"has_tables":false,"body_markdown":"# Special Marine Warning: Special Marine Warning issued June 6 at 5:32PM EDT until June 6 at 7:30PM EDT by NWS Baltimore MD/Washington DC\n\n**Severity:** Severe\n**Certainty:** Likely\n**Urgency:** Immediate\n**Areas:** Chesapeake Bay north of Pooles Island MD; Chesapeake Bay from Pooles Island to Sandy Point MD; Patapsco River including Baltimore Harbor\n**Issued by:** NWS Baltimore MD/Washington DC\n**Sent:** 2026-06-06T17:32:00-04:00\n**Effective:** 2026-06-06T17:32:00-04:00\n**Expires:** 2026-06-06T19:30:00-04:00\n\n## Description\nSMWLWX\n\nThe National Weather Service in Sterling Virginia has issued a\n\n* Special Marine Warning for...\nChesapeake Bay from Pooles Island to Sandy Point MD...\nChesapeake Bay north of Pooles Island MD...\nPatapsco River including Baltimore Harbor...\n\n* Until 730 PM EDT.\n\n* At 529 PM EDT, severe thunderstorms were located along a line\nextending from 44 nm northwest of Middle River to 40 nm northwest\nof Key Bridge, moving east at 40 knots. Severe thunderstorms will\narrive at the northern Chesapeake Bay and lower Patapsco River\nbetween 630 PM to 7 PM. Mariners should head to shore now before\nthese dangerous storms arrive.\n\nHAZARD...Wind gusts in excess of 48 knots.\n\nSOURCE...Radar indicated.\n\nIMPACT...Boaters could easily be thrown overboard by suddenly\nhigher wind and waves capsizing their vessel. Boats could\nsuffer significant damage in high winds.\n\n* Locations impacted include...\nFort Smallwood State Park, Turkey Point, North Point State Park,\nHart Miller Island, Tolchester Beach, Worton Point, Pooles Island,\nSpesutie Island, Gunpowder River, Northeast River, Sevenfoot Knoll,\nHavre De Grace, and Aberdeen Proving Ground.\n\n## Instructions\nMove to safe harbor immediately as gusty winds and high waves are\nexpected."}