{"url_path":"/weather/alerts/2.49.0.1.840.0.55ecb19979fc77cec42cb9bdb28403d77eacf20d.001.1","section_key":"alert","section_title":"High Surf Advisory issued July 23 at 3:03AM HST until July 24 at 6:00AM HST by NWS Honolulu HI","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-23","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.55ecb19979fc77cec42cb9bdb28403d77eacf20d.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Honolulu HI"},"word_count":194,"has_tables":false,"body_markdown":"# High Surf Advisory: High Surf Advisory issued July 23 at 3:03AM HST until July 24 at 6:00AM HST by NWS Honolulu HI\n\n**Severity:** Minor\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Niihau; Kauai Southwest; Waianae Coast; Kahoolawe; Maui Leeward West; Kona; Kauai South; East Honolulu; Honolulu Metro; Ewa Plain; Molokai Leeward South; Lanai Leeward; Lanai South; Maui Central Valley South; South Maui/Upcountry; South Haleakala; Big Island South; Big Island Southeast\n**Issued by:** NWS Honolulu HI\n**Sent:** 2026-07-23T03:03:00-10:00\n**Effective:** 2026-07-23T03:03:00-10:00\n**Expires:** 2026-07-23T16:15:00-10:00\n\n## Description\n...HIGH SURF ADVISORY FOR SOUTH FACING SHORES THROUGH THURSDAY\nNIGHT...\n\n.A moderate, long-period south swell is building this morning,\nand is expected to bring advisory level surf today. The swell\nwill likely peak tonight into Friday just below warning levels.\nA reinforcing pulse of long- period south swell energy will keep\nsurf elevated beyond Friday, which may require the advisory to be\nextended through the weekend.\n\n* WHAT...Large breaking waves of 8 to 12 ft.\n\n* WHERE...South facing shores of all Hawaiian Islands.\n\n* WHEN...From 6 AM this morning to 6 AM HST Friday.\n\n* IMPACTS...Moderate. Strong breaking waves and strong currents\nwill make swimming dangerous.\n\n## Instructions\nHeed all advice from ocean safety officials. When in doubt, don't\ngo out."}