{"url_path":"/weather/alerts/2.49.0.1.840.0.2393f69e645e4de1c4c501f0282da883982e8986.002.1","section_key":"alert","section_title":"Heat Advisory issued June 20 at 11:25AM PDT until June 23 at 11:00PM PDT by NWS Portland OR","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-06-20","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.2393f69e645e4de1c4c501f0282da883982e8986.002.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Portland OR"},"word_count":158,"has_tables":false,"body_markdown":"# Heat Advisory: Heat Advisory issued June 20 at 11:25AM PDT until June 23 at 11:00PM PDT by NWS Portland OR\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Lower Columbia River; West Hills and Chehalem Mountains; Cowlitz County Lowlands; North Clark County Lowlands; South Washington Cascade Foothills\n**Issued by:** NWS Portland OR\n**Sent:** 2026-06-20T11:25:00-07:00\n**Effective:** 2026-06-20T11:25:00-07:00\n**Expires:** 2026-06-20T23:30:00-07:00\n\n## Description\n* WHAT...Temperatures up to 93 to 98 expected.\n\n* WHERE...Lower Columbia River and Cowlitz River Valleys, Portland\nWest Hills and Chehalem Mountain, North Clark County Lowlands, and\nSouth Washington Cascade Foothills.\n\n* WHEN...From 11 AM Monday to 11 PM PDT Tuesday.\n\n* IMPACTS...Hot temperatures may cause heat illnesses.\n\n## Instructions\nDrink plenty of fluids, stay in a cool place during the heat of the\nday, stay out of the sunshine, and check up on relatives and\nneighbors. For those without air conditioning, use fans to keep air\nmoving. Keeps windows closed during the day and open at night,\nunless air quality is degraded due to wildfire smoke."}