018  
WWUS72 KJAX 120205  
NPWJAX  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
1005 PM EDT TUE AUG 11 2026  
 
FLZ021-023-024-030-031-035-038-120-124-125-132-136>138-140-220-225-  
232-233-236-237-240-322-325-333-340-422-425-433-522-533-633-GAZ153-  
154-162-165-166-122300-  
/O.CON.KJAX.HT.Y.0017.260812T1600Z-260812T2300Z/  
SUWANNEE-BAKER-INLAND NASSAU-UNION-BRADFORD-GILCHRIST-INLAND  
FLAGLER-EASTERN HAMILTON-COASTAL NASSAU-COASTAL DUVAL-EASTERN  
CLAY-EASTERN ALACHUA-EASTERN PUTNAM-COASTAL FLAGLER-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-  
WESTERN MARION-SOUTHEASTERN COLUMBIA-WESTERN DUVAL-NORTHERN  
INLAND ST. JOHNS-SOUTHWESTERN COLUMBIA-SOUTHERN INLAND ST. JOHNS-  
WESTERN ST. JOHNS-INLAND GLYNN-COASTAL GLYNN-ECHOLS-INLAND CAMDEN-  
COASTAL CAMDEN-  
INCLUDING THE CITIES OF DUPONT CENTER, SUWANNEE VALLEY, COLESBURG,  
RATLIFF, GAINESVILLE AIRPORT, PICOLATA, OCEANWAY, ORTEGA, TARBORO,  
SAINT AUGUSTINE SHORE, OCALA, BUNNELL, BAKERSVILLE, WAVERLY, SAINT  
AUGUSTINE BEACH, NORMANDY, ORANGE PARK, CARRAWAY, WOODBINE, LULU,  
HOUSTON, COUNTRY CLUB ESTATE, SAINT AUGUSTINE SOUTH, NEWNANS LAKE,  
BLUE SPRINGS, PALM VALLEY, ANTHONY, TRENTON, WINFIELD, ANASTASIA,  
BELLAIR, GAINESVILLE, LAKESIDE, BURBANK, STATENVILLE, WEST LAKE,  
GREEN COVE SPRINGS, COLUMBIA, OLENO STATE PARK, SAINT AUGUSTINE, LAKE  
BUTLER, MOSS BLUFF, NEW RIVER, YULEE, JACKSONVILLE, OLUSTEE, SEA  
ISLAND, HIGH SPRINGS, FRUIT COVE, DUNGENESS, OCALA AIRPORT, DURBIN,  
LYNNE, WATERTOWN, SUWANNEE SPRINGS, BELMONT, HILLIARD, STARKE,  
NEWBURN, DOVER BLUFF, ARLINGTON, PONTE VEDRA BEACH, SWITZERLAND,  
RIVERSIDE, DOCTORS INLET, FERNANDINA BEACH, DOCK JUNCTION, BOSTWICK,  
TALLYRAND, SAN MARCO, BUTLER BEACH, ANDALUSIA, KINGS  
FERRY, JEKYLL ISLAND, ST. SIMONS, NEWBERRY, BRYCEVILLE, SUWANNEE  
RIVER STATION, JASPER, KINGSLAND, THALMANN, MIDDLEBURG, MCALPIN,  
ARCHER, JENNINGS, NEEDMORE, ESPANOLA, GLYNN HAVEN, LIVE OAK, PALM  
COAST, PALATKA, MACCLENNY, WHITE SPRINGS, LAKE CITY, WEIRSDALE, AND  
AMELIA CITY  
1005 PM EDT TUE AUG 11 2026  
   
..HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 7 PM EDT WEDNESDAY
 
 
* WHAT...HEAT INDEX VALUES UP TO NEAR 110 EXPECTED.  
 
* WHERE...PORTIONS OF NORTHEAST AND NORTHERN FLORIDA AND SOUTHEAST  
GEORGIA.  
 
* WHEN...FROM NOON TO 7 PM EDT WEDNESDAY.  
 
* 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.  
 

 
 

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