351  
WWUS72 KMLB 190346  
NPWMLB  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MELBOURNE FL  
1146 PM EDT THU JUN 18 2026  
 
FLZ041-044>046-053-058-141-144-154-159-164-247-254-259-264-347-447-  
547-647-747-192300-  
/O.NEW.KMLB.HT.Y.0002.260619T1500Z-260619T2300Z/  
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 MOUNT DORA, MIMS, DEBARY, PORT SAINT  
JOHN, BASINGER, ORMOND BEACH, KISSIMMEE, PORT SAINT LUCIE,  
PLAYALINDA BEACH, MELBOURNE BEACH, MAITLAND, ORLANDO, DELAND,  
SAINT CLOUD, WINTER SPRINGS, MELBOURNE, SATELLITE BEACH, OVIEDO,  
FORT PIERCE, MERRITT ISLAND WILDLIFE REFUGE, CLERMONT, TRADITION,  
INDIANTOWN, LEESBURG, CASSELBERRY, VERO BEACH, FORT DRUM, UNION  
PARK, PALM BAY WEST OF I 95, COCOA, WINTER PARK, GROVELAND,  
CELEBRATION, NEW SMYRNA BEACH, HOBE SOUND, TAVARES, STUART,  
FELLSMERE, SAINT LUCIE WEST, VIERA WEST, CANAVERAL GROVES,  
ROCKLEDGE, ALTAMONTE SPRINGS, SEBASTIAN, JENSEN BEACH, DAYTONA  
BEACH, SANFORD, MASCOTTE, COCOA BEACH, OKEECHOBEE, DELTONA,  
EUSTIS, TITUSVILLE, AND APOPKA  
1146 PM EDT THU JUN 18 2026  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 7 PM EDT FRIDAY
 
 
* WHAT...HEAT INDEX VALUES UP TO 111 EXPECTED.  
 
* WHERE...COASTAL INDIAN RIVER, COASTAL MARTIN, COASTAL SAINT LUCIE,  
COASTAL VOLUSIA, INLAND INDIAN RIVER, INLAND MARTIN, INLAND  
NORTHERN BREVARD, INLAND SAINT LUCIE, INLAND SOUTHERN BREVARD,  
INLAND VOLUSIA, MAINLAND NORTHERN BREVARD, MAINLAND SOUTHERN  
BREVARD, NORTHERN BREVARD BARRIER ISLANDS, NORTHERN LAKE,  
OKEECHOBEE, ORANGE, OSCEOLA, SEMINOLE, SOUTHERN BREVARD BARRIER  
ISLANDS, AND SOUTHERN LAKE.  
 
* WHEN...FROM 11 AM TO 7 PM EDT FRIDAY.  
 
* 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.  
 

 
 

 
 
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