515  
WWUS72 KJAX 110603  
NPWJAX  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
203 AM EDT SAT JUL 11 2026  
 
FLZ038-138-340-112300-  
/O.EXA.KJAX.HT.Y.0009.260711T1600Z-260711T2300Z/  
INLAND FLAGLER-COASTAL FLAGLER-WESTERN MARION-  
INCLUDING THE CITIES OF BUNNELL, PALM COAST, OCALA AIRPORT, ESPANOLA,  
AND ANDALUSIA  
203 AM EDT SAT JUL 11 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS  
EVENING...  
 
* WHAT...HEAT INDEX VALUES UP TO 110 EXPECTED.  
 
* WHERE...COASTAL FLAGLER, INLAND FLAGLER, AND WESTERN MARION  
COUNTIES.  
 
* WHEN...FROM NOON TODAY 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.  
 
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.  
 

 
 

 
 
FLZ021-023-024-030-031-035-120-124-125-132-136-137-140-220-225-232-  
233-236-237-240-322-325-333-422-425-433-522-533-633-GAZ152>154-162-  
163-165-166-264-350-364-112300-  
/O.CON.KJAX.HT.Y.0009.260711T1600Z-260711T2300Z/  
SUWANNEE-BAKER-INLAND NASSAU-UNION-BRADFORD-GILCHRIST-EASTERN  
HAMILTON-COASTAL NASSAU-COASTAL DUVAL-EASTERN CLAY-EASTERN  
ALACHUA-EASTERN PUTNAM-EASTERN MARION-WESTERN HAMILTON-TROUT  
RIVER-WESTERN CLAY-NORTHEAST COASTAL ST. JOHNS-WESTERN ALACHUA-  
WESTERN PUTNAM-CENTRAL MARION-NORTHERN COLUMBIA-SOUTH CENTRAL  
DUVAL-SOUTHEAST COASTAL ST. JOHNS-SOUTHEASTERN COLUMBIA-WESTERN  
DUVAL-NORTHERN INLAND ST. JOHNS-SOUTHWESTERN COLUMBIA-SOUTHERN  
INLAND ST. JOHNS-WESTERN ST. JOHNS-BRANTLEY-INLAND GLYNN-COASTAL  
GLYNN-ECHOLS-CLINCH-INLAND CAMDEN-COASTAL CAMDEN-NORTHEASTERN  
CHARLTON-SOUTHERN WARE-WESTERN CHARLTON-  
INCLUDING THE CITIES OF STEPHEN FOSTER STATE PARK, SEA ISLAND, ORANGE  
PARK, RATLIFF, SAINT AUGUSTINE SOUTH, BRYCEVILLE, JENNINGS, BUTLER  
BEACH, DOCK JUNCTION, LAKE BUTLER, WATERTOWN, ANASTASIA, COLUMBIA,  
SAN MARCO, OLENO STATE PARK, TARBORO, OLUSTEE, ORTEGA, SAINT  
AUGUSTINE, STARKE, SUWANNEE VALLEY, GAINESVILLE, LAKE CITY,  
ARLINGTON, WHITE SPRINGS, HICKOX, BOSTWICK, NAHUNTA, BELLAIR,  
WINOKUR, JEKYLL ISLAND, JASPER, GAINESVILLE AIRPORT, TALLYRAND, KINGS  
FERRY, RIVERSIDE, GLYNN  
HAVEN, ST. GEORGE, BAKERSVILLE, OCEANWAY, BLUE SPRINGS, BURBANK,  
GREEN COVE SPRINGS, WOODBINE, FERNANDINA BEACH, LULU, HOBOKEN,  
MACCLENNY, NEWBERRY, ANTHONY, ATKINSON, RAYBON, YULEE, WEIRSDALE, NEW  
RIVER, SAINT AUGUSTINE SHORE, DOCTORS INLET, PONTE VEDRA BEACH,  
CARRAWAY, WAVERLY, FOLKSTON, COUNTRY CLUB ESTATE, STATENVILLE, RACE  
POND, HORTENSE, HOMERVILLE, MOSS BLUFF, THALMANN, NORMANDY, NEEDMORE,  
HOUSTON, OCALA, LYNNE, FRUIT COVE, PALM VALLEY, DURBIN, SAINT  
AUGUSTINE BEACH, DOVER BLUFF, LIVE OAK, SUWANNEE SPRINGS, WEST LAKE,  
PALATKA, PICOLATA, ARCHER, SUWANNEE RIVER STATION, NEWBURN, LAKESIDE,  
WINFIELD, COLESBURG,  
ST. SIMONS, TRENTON, HIGH SPRINGS, HILLIARD, MCALPIN, KINGSLAND,  
BELMONT, NEWNANS LAKE, MIDDLEBURG, DUNGENESS, AMELIA CITY,  
WAYNESVILLE, SWITZERLAND, HOMELAND, JACKSONVILLE, AND DUPONT CENTER  
203 AM EDT SAT JUL 11 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS  
EVENING...  
 
* WHAT...HEAT INDEX VALUES UP TO 110 EXPECTED.  
 
* WHERE...PORTIONS OF NORTHEAST AND NORTHERN FLORIDA AND SOUTHEAST  
GEORGIA.  
 
* WHEN...FROM NOON TODAY 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.  
 
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.  
 

 
 

 
 
FOR MORE INFORMATION, VISIT US AT WWW.WEATHER.GOV/JAX  
 
NELSON  
 
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