{"url_path":"/weather/alerts/2.49.0.1.840.0.39c4c65345bde275e7849f24376d64487bfb59d6.001.1","section_key":"alert","section_title":"Heat Advisory issued July 21 at 11:21AM CDT until July 21 at 7:00PM CDT by NWS Brownsville TX","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-21","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.39c4c65345bde275e7849f24376d64487bfb59d6.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Brownsville TX"},"word_count":173,"has_tables":false,"body_markdown":"# Heat Advisory: Heat Advisory issued July 21 at 11:21AM CDT until July 21 at 7:00PM CDT by NWS Brownsville TX\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Inland Kenedy; Inland Willacy; Inland Cameron\n**Issued by:** NWS Brownsville TX\n**Sent:** 2026-07-21T11:21:00-05:00\n**Effective:** 2026-07-21T11:21:00-05:00\n**Expires:** 2026-07-21T19:00:00-05:00\n\n## Description\n* WHAT...Heat index values up to 112 expected.\n\n* WHERE...Inland Cameron, Inland Kenedy, and Inland Willacy Counties.\n\n* WHEN...Until 7 PM CDT this evening.\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.\n\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."}