047
WWUS72 KMLB 200438
NPWMLB
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
1238 AM EDT THU AUG 20 2026
FLZ041-044>046-053-058-141-144-154-159-164-247-254-259-264-347-447-
547-647-747-202300-
/O.NEW.KMLB.HT.Y.0022.260820T1400Z-260820T2300Z/
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 VERO BEACH, PALM BAY WEST OF I 95, SAINT
CLOUD, MIMS, MAITLAND, DELTONA, CELEBRATION, MELBOURNE, CLERMONT,
BASINGER, TRADITION, ROCKLEDGE, STUART, PORT SAINT LUCIE, MERRITT
ISLAND WILDLIFE REFUGE, SEBASTIAN, WINTER PARK, VIERA WEST, MELBOURNE
BEACH, WINTER SPRINGS, CASSELBERRY, DAYTONA BEACH, FORT DRUM,
TITUSVILLE, INDIANTOWN, TAVARES, PORT SAINT JOHN, OKEECHOBEE,
SANFORD, FORT PIERCE, ALTAMONTE SPRINGS, DELAND, CANAVERAL GROVES,
SATELLITE BEACH, ORMOND BEACH, LEESBURG, MASCOTTE, FELLSMERE,
PLAYALINDA BEACH, GROVELAND, APOPKA, ORLANDO, KISSIMMEE, COCOA, UNION
PARK, OVIEDO, JENSEN BEACH, EUSTIS, MOUNT DORA, COCOA BEACH, NEW
SMYRNA BEACH, SAINT LUCIE WEST, DEBARY, AND HOBE SOUND
1238 AM EDT THU AUG 20 2026
...HEAT ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM EDT THIS
EVENING...
* WHAT...HEAT INDEX VALUES 108 TO 112 EXPECTED.
* WHERE...A PORTION OF EAST CENTRAL FLORIDA.
* WHEN...FROM 10 AM THIS MORNING TO 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. 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.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
WISHARD
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