{"url_path":"/weather/alerts/2.49.0.1.840.0.36df03d7676f03f59598e9f9f364661b12c3d795.001.1","section_key":"alert","section_title":"Heat Advisory issued June 23 at 9:53AM PDT until June 23 at 11:00PM PDT by NWS Portland OR","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-06-23","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.36df03d7676f03f59598e9f9f364661b12c3d795.001.1","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":156,"has_tables":false,"body_markdown":"# Heat Advisory: Heat Advisory issued June 23 at 9:53AM 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:** 2026-06-23T09:53:00-07:00\n**Effective:** 2026-06-23T09:53:00-07:00\n**Expires:** 2026-06-23T23:00:00-07:00\n\n## Description\n* WHAT...Temperatures up to 90 to 94 degrees 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...Until 11 PM PDT this evening.\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."}