955  
WWUS72 KMLB 141219  
NPWMLB  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MELBOURNE FL  
819 AM EDT THU AUG 14 2025  
 
FLZ058-154-159-164-254-259-264-142300-  
/O.EXA.KMLB.HT.Y.0012.250814T1500Z-250814T2300Z/  
OKEECHOBEE-COASTAL INDIAN RIVER-COASTAL SAINT LUCIE-COASTAL  
MARTIN-INLAND INDIAN RIVER-INLAND SAINT LUCIE-INLAND MARTIN-  
INCLUDING THE CITIES OF STUART, FELLSMERE, FORT DRUM, HOBE SOUND,  
JENSEN BEACH, OKEECHOBEE, SEBASTIAN, INDIANTOWN, PORT SAINT  
LUCIE, FORT PIERCE, VERO BEACH, SAINT LUCIE WEST, BASINGER, AND  
TRADITION  
819 AM EDT THU AUG 14 2025  
   
..HEAT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING
 
 
* WHAT...HEAT INDEX VALUES OF 105 TO 109 EXPECTED. MODERATE HEATRISK.  
 
* WHERE...INDIAN RIVER, MARTIN, SAINT LUCIE, AND OKEECHOBEE COUNTIES.  
 
* WHEN...UNTIL 7 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.  
 
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.  
 

 
 

 
 
FLZ041-044>046-053-141-144-247-347-447-547-647-747-142300-  
/O.CON.KMLB.HT.Y.0012.250814T1500Z-250814T2300Z/  
INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-OSCEOLA-COASTAL  
VOLUSIA-SOUTHERN LAKE-INLAND NORTHERN BREVARD-MAINLAND NORTHERN  
BREVARD-NORTHERN BREVARD BARRIER ISLANDS-INLAND SOUTHERN BREVARD-  
MAINLAND SOUTHERN BREVARD-SOUTHERN BREVARD BARRIER ISLANDS-  
INCLUDING THE CITIES OF KISSIMMEE, PALM BAY WEST OF I 95,  
MAITLAND, COCOA, MASCOTTE, WINTER PARK, DAYTONA BEACH, ORLANDO,  
DELTONA, MOUNT DORA, GROVELAND, EUSTIS, TITUSVILLE, MERRITT  
ISLAND WILDLIFE REFUGE, CELEBRATION, ALTAMONTE SPRINGS, WINTER  
SPRINGS, NEW SMYRNA BEACH, SATELLITE BEACH, MELBOURNE, COCOA  
BEACH, TAVARES, CLERMONT, DELAND, PORT SAINT JOHN, CASSELBERRY,  
ROCKLEDGE, SANFORD, MIMS, DEBARY, OVIEDO, VIERA WEST, APOPKA,  
SAINT CLOUD, PLAYALINDA BEACH, ORMOND BEACH, UNION PARK,  
CANAVERAL GROVES, MELBOURNE BEACH, AND LEESBURG  
819 AM EDT THU AUG 14 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING
 
 
* WHAT...HEAT INDEX VALUES OF 105 TO 109 EXPECTED. MODERATE TO MAJOR  
HEATRISK.  
 
* WHERE...VOLUSIA, BREVARD, LAKE, ORANGE, OSCEOLA, AND SEMINOLE  
COUNTIES. THIS INCLUDES GREATER ORLANDO.  
 
* WHEN...UNTIL 7 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.  
 
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.  
 

 
 

 
 
HEIL  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab FL Page Main Text Page