{"url_path":"/weather/alerts/2.49.0.1.840.0.f3fb88154016550782bd2b84459a6f48ea42865d.001.2","section_key":"alert","section_title":"Hazardous Seas Warning issued July 7 at 6:19AM ChST until July 9 at 5:00AM ChST by NWS Tiyan GU","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-07","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.f3fb88154016550782bd2b84459a6f48ea42865d.001.2","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Tiyan GU"},"word_count":206,"has_tables":false,"body_markdown":"# Hazardous Seas Warning: Hazardous Seas Warning issued July 7 at 6:19AM ChST until July 9 at 5:00AM ChST by NWS Tiyan GU\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Guam Coastal Waters; Rota Coastal Waters; Tinian Coastal Waters; Saipan Coastal Waters\n**Issued by:** NWS Tiyan GU\n**Sent:** 2026-07-07T06:19:00+10:00\n**Effective:** 2026-07-07T06:19:00+10:00\n**Expires:** 2026-07-07T20:00:00+10:00\n\n## Description\nUpdated to cancel Typhoon Warning and add Hazardous Seas Warning.\n\n...TYPHOON WARNING IS CANCELLED...\n...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 5 AM CHST THURSDAY...\n\n* WHAT...South to southwest wind 20 to 30 kt with gusts to 45 kt\nand very steep and hazardous seas of 16 to 20 feet will\ngradually decrease the next few days.\n\n* WHERE...Marianas Coastal Waters.\n\n* WHEN...Until 5 AM ChST Thursday.\n\n* IMPACTS...Very steep and hazardous seas could capsize or cause\ndamage to vessels.\n\n* ADDITIONAL DETAILS...As Super Typhoon Bavi continues to move\nwest-northwest and away from the Marianas, conditions will\ngradually improve in the coming days. For small craft\noperations, dangerous marine conditions still persist through\nWednesday night.\n\n## Instructions\nA hazardous seas warning means hazardous sea conditions are\nimminent or occurring. Recreational boaters should remain in\nport...or take shelter until waves subside.  Commercial vessels\nshould prepare for rough seas and consider remaining in port or\ntaking shelter in port until hazardous seas subside."}