{"url_path":"/weather/alerts/2.49.0.1.840.0.cc67df431d53b2495f92a758146b35e3497878f1.003.1","section_key":"alert","section_title":"Heat Advisory issued July 4 at 5:02PM EDT until July 4 at 8:00PM EDT by NWS Baltimore MD/Washington DC","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-04","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.cc67df431d53b2495f92a758146b35e3497878f1.003.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Baltimore MD/Washington DC"},"word_count":179,"has_tables":false,"body_markdown":"# Heat Advisory: Heat Advisory issued July 4 at 5:02PM EDT until July 4 at 8:00PM EDT by NWS Baltimore MD/Washington DC\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Central and Eastern Allegany; Augusta; Rockingham; Eastern Highland; Eastern Grant; Eastern Mineral; Eastern Pendleton\n**Issued by:** NWS Baltimore MD/Washington DC\n**Sent:** 2026-07-04T17:02:00-04:00\n**Effective:** 2026-07-04T17:02:00-04:00\n**Expires:** 2026-07-04T20:00:00-04:00\n\n## Description\n* WHAT...Heat index values up to 104 expected.\n\n* WHERE...In Maryland, Central and Eastern Allegany County. In\nVirginia, Augusta, Eastern Highland, and Rockingham Counties. In\nWest Virginia, Eastern Grant, Eastern Mineral, and Eastern\nPendleton Counties.\n\n* WHEN...Until 8 PM EDT this evening.\n\n* IMPACTS...Hot temperatures and high humidity may cause heat\nillnesses.\n\n* ADDITIONAL DETAILS...Prolonged excessive heat may impact power,\nwater, and transportation systems. Heat index values of 95 to 100\nare possible again Sunday afternoon.\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.\n\nTake extra precautions when outside. Wear lightweight and loose\nfitting clothing. Try to limit strenuous activities to early morning\nor evening. Take action when you see symptoms of heat exhaustion and\nheat stroke."}