{"url_path":"/weather/alerts/2.49.0.1.840.0.d806c74f85e54bae3289a66ec7de6ec40e248aef.002.1","section_key":"alert","section_title":"Heat Advisory issued July 21 at 12:20PM CDT until July 22 at 12:00AM CDT by NWS Shreveport LA","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-21","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.d806c74f85e54bae3289a66ec7de6ec40e248aef.002.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Shreveport LA"},"word_count":150,"has_tables":false,"body_markdown":"# Heat Advisory: Heat Advisory issued July 21 at 12:20PM CDT until July 22 at 12:00AM CDT by NWS Shreveport LA\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Caddo; Bossier; Webster; De Soto; Red River; Bienville; Sabine; Natchitoches; Franklin; Titus; Camp; Morris; Cass; Wood; Upshur; Marion; Smith; Gregg; Harrison; Cherokee; Rusk; Panola; Nacogdoches; Shelby; Angelina; San Augustine; Sabine\n**Issued by:** NWS Shreveport LA\n**Sent:** 2026-07-21T12:20:00-05:00\n**Effective:** 2026-07-21T12:20:00-05:00\n**Expires:** 2026-07-22T00:00:00-05:00\n\n## Description\n* WHAT...Heat index values up to 109.\n\n* WHERE...Portions of northwest Louisiana and east and northeast\nTexas.\n\n* WHEN...Until midnight CDT tonight.\n\n* IMPACTS...Hot temperatures and high humidity may cause heat\nillnesses.\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."}