{"url_path":"/weather/alerts/2.49.0.1.840.0.8365ddeaa4c09de9132dab46d415033255269555.002.1","section_key":"alert","section_title":"Heat Advisory issued July 21 at 11:37AM CDT until July 21 at 9:00PM CDT by NWS Memphis TN","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-21","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.8365ddeaa4c09de9132dab46d415033255269555.002.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Memphis TN"},"word_count":151,"has_tables":false,"body_markdown":"# Heat Advisory: Heat Advisory issued July 21 at 11:37AM CDT until July 21 at 9:00PM CDT by NWS Memphis TN\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Tippah; Alcorn; Tishomingo; Prentiss; Lafayette; Union; Pontotoc; Lee; Itawamba; Yalobusha; Calhoun; Chickasaw; Monroe; Benton; Chester; Henderson; Decatur; McNairy; Hardin\n**Issued by:** NWS Memphis TN\n**Sent:** 2026-07-21T11:37:00-05:00\n**Effective:** 2026-07-21T11:37:00-05:00\n**Expires:** 2026-07-21T21:00:00-05:00\n\n## Description\n* WHAT...Heat index values up to 110.\n\n* WHERE...Portions of North Mississippi and West Tennessee.\n\n* WHEN...Until 9 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\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."}