{"url_path":"/weather/alerts/2.49.0.1.840.0.4c74aac0fa88d9a025c69d0d591018d2606467ff.001.2","section_key":"alert","section_title":"Heat Advisory issued July 11 at 6:45PM EDT until July 12 at 7:00PM EDT by NWS Jacksonville FL","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-11","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.4c74aac0fa88d9a025c69d0d591018d2606467ff.001.2","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Jacksonville FL"},"word_count":175,"has_tables":false,"body_markdown":"# Heat Advisory: Heat Advisory issued July 11 at 6:45PM EDT until July 12 at 7:00PM EDT by NWS Jacksonville FL\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Inland Nassau; Inland Flagler; Coastal Nassau; Coastal Duval; Eastern Clay; Eastern Putnam; Coastal Flagler; Trout River; Western Clay; Northeast Coastal St. Johns; Western Putnam; South Central Duval; Southeast Coastal St. Johns; Western Duval; Northern Inland St. Johns; Southern Inland St. Johns; Western St. Johns; Inland Glynn; Coastal Glynn; Inland Camden; Coastal Camden\n**Issued by:** NWS Jacksonville FL\n**Sent:** 2026-07-11T18:45:00-04:00\n**Effective:** 2026-07-11T18:45:00-04:00\n**Expires:** 2026-07-12T02:45:00-04:00\n\n## Description\n* WHAT...Heat index values up to 107 expected.\n\n* WHERE...Portions of northeast Florida and southeast Georgia.\n\n* WHEN...From 11 AM to 7 PM EDT Sunday.\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."}