634 WWUS72 KMLB 110413 NPWMLB URGENT - WEATHER MESSAGE National Weather Service Melbourne FL 1213 AM EDT Tue Aug 11 2026 FLZ041-044>046-053-058-141-144-154-159-164-247-254-259-264-347-447-547-647-747-120000- /O.NEW.KMLB.HT.Y.0013.260811T1500Z-260812T0000Z/ Inland Volusia-Northern Lake-Orange-Seminole-Osceola-Okeechobee- Coastal Volusia-Southern Lake-Coastal Indian River-Coastal Saint Lucie-Coastal Martin-Inland Northern Brevard-Inland Indian River- Inland Saint Lucie-Inland Martin-Mainland Northern Brevard- Northern Brevard Barrier Islands-Inland Southern Brevard-Mainland Southern Brevard-Southern Brevard Barrier Islands- Including the cities of Altamonte Springs, Celebration, New Smyrna Beach, Basinger, Fort Drum, Cocoa Beach, Vero Beach, Stuart, Deland, Canaveral Groves, Merritt Island Wildlife Refuge, Viera West, Union Park, Mascotte, Okeechobee, Indiantown, Tradition, Playalinda Beach, Rockledge, Leesburg, Sebastian, Jensen Beach, Port Saint John, Ormond Beach, Kissimmee, Tavares, Sanford, Maitland, Deltona, Port Saint Lucie, Casselberry, Winter Springs, Eustis, Groveland, Mount Dora, Mims, Daytona Beach, Debary, Orlando, Fellsmere, Palm Bay west of I 95, Apopka, Fort Pierce, Titusville, Saint Lucie West, Melbourne Beach, Melbourne, Saint Cloud, Oviedo, Satellite Beach, Hobe Sound, Winter Park, Clermont, and Cocoa 1213 AM EDT Tue Aug 11 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 110 expected. * WHERE...A portion of east central Florida. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ KF