{"url_path":"/weather/alerts/2.49.0.1.840.0.ddbe92e5ee64098f2cd37e7aaa745b7ab3afca30.002.1","section_key":"alert","section_title":"Heat Advisory issued July 20 at 2:39PM PDT until July 22 at 11:00PM PDT by NWS Seattle WA","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-20","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.ddbe92e5ee64098f2cd37e7aaa745b7ab3afca30.002.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Seattle WA"},"word_count":356,"has_tables":false,"body_markdown":"# Heat Advisory: Heat Advisory issued July 20 at 2:39PM PDT until July 22 at 11:00PM PDT by NWS Seattle WA\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Foothills and Valleys of Snohomish and Northern King Counties; Foothills and Valleys of Central King County; Foothills and Valleys of Pierce and Southern King Counties; Downtown Everett / Marysville Area; Shoreline / Lynnwood / South Everett Area; Eastside; City of Seattle; Lowlands of Pierce and Southern King Counties; Eastern Kitsap County\n**Issued by:** NWS Seattle WA\n**Sent:** 2026-07-20T14:39:00-07:00\n**Effective:** 2026-07-20T14:39:00-07:00\n**Expires:** 2026-07-20T22:45:00-07:00\n\n## Description\n* WHAT...Hot conditions with high temperatures up to 95 degrees\nexpected and low temperatures from 60 to 65 degrees. This will\npose a moderate to major risk of heat-related illness.\n\n* WHERE...Eastern Kitsap County, City of Seattle, Downtown Everett /\nMarysville Area, Eastside, Foothills and Valleys of Central King\nCounty, Foothills and Valleys of Pierce and Southern King\nCounties, Foothills and Valleys of Snohomish and Northern King\nCounties, Lowlands of Pierce and Southern King Counties, and\nShoreline / Lynnwood / South Everett Area.\n\n* WHEN...From 10 AM Tuesday to 11 PM PDT Wednesday.\n\n* IMPACTS...Heat will significantly increase the risk of\nheat-related illnesses for those who are sensitive to heat,\nespecially those without effective cooling or adequate hydration.\n\n* ADDITIONAL DETAILS...Areas closest to the water will experience\ncooler daytime high temperatures.\n\n## Instructions\nDrink plenty of fluids, stay in an air-conditioned room, stay out of\nthe sun, and check up on relatives and neighbors. Young children and\npets should never be left unattended in vehicles under any\ncircumstances.\n\nTake extra precautions if you work or spend time outside. When\npossible reschedule strenuous activities to early morning or\nevening. Know the signs and symptoms of heat exhaustion and heat\nstroke. Wear lightweight and loose fitting clothing when possible.\nTo reduce risk during outdoor work, the Occupational Safety and\nHealth Administration recommends scheduling frequent rest breaks in\nshaded or air conditioned environments. Anyone overcome by heat\nshould be moved to a cool and shaded location. Heat stroke is an\nemergency! Call 9 1 1.\n\nFor sheltering information and other human services in your area,\ndial 2 1 1 during business hours or visit wa211.org anytime."}