749 
WWUS72 KMLB 160401
NPWMLB

URGENT - WEATHER MESSAGE
National Weather Service Melbourne FL
1201 AM EDT Sun Aug 16 2026

FLZ041-044>046-053-058-141-144-154-159-164-247-254-259-264-347-447-
547-647-747-170000-
/O.NEW.KMLB.HT.Y.0018.260816T1400Z-260817T0000Z/
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 New Smyrna Beach, Kissimmee, Sanford,
Maitland, Hobe Sound, Daytona Beach, Ormond Beach, Clermont, Cocoa
Beach, Saint Lucie West, Jensen Beach, Port Saint Lucie, Fellsmere,
Merritt Island Wildlife Refuge, Mascotte, Mims, Orlando, Indiantown,
Okeechobee, Rockledge, Melbourne, Altamonte Springs, Leesburg,
Eustis, Satellite Beach, Port Saint John, Debary, Cocoa, Union Park,
Casselberry, Vero Beach, Viera West, Celebration, Oviedo, Winter
Park, Saint Cloud, Winter Springs, Fort Drum, Titusville, Tavares,
Tradition, Mount Dora, Stuart,
Playalinda Beach, Palm Bay west of I 95, Canaveral Groves,
Melbourne Beach, Sebastian, Deland, Groveland, Deltona, Fort Pierce,
Basinger, and Apopka
1201 AM EDT Sun Aug 16 2026

...HEAT ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 8 PM EDT THIS
EVENING...

* WHAT...Heat index values of 108 to 112 expected.

* WHERE...A portion of east central Florida.

* WHEN...From 10 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.

&&

$$

Tollefsen