221
WWUS72 KJAX 122252
NPWJAX

URGENT - WEATHER MESSAGE
National Weather Service Jacksonville FL
652 PM EDT Wed Aug 12 2026

FLZ035-136-140-236-240-340-140000-
/O.CAN.KJAX.HT.Y.0017.000000T0000Z-260812T2300Z/
/O.CON.KJAX.HT.Y.0018.260813T1500Z-260814T0000Z/
Gilchrist-Eastern Alachua-Eastern Marion-Western Alachua-Central
Marion-Western Marion-
Including the cities of Lynne, Newberry, Anthony, Ocala Airport, High
Springs, Ocala, Newnans Lake, Weirsdale, Gainesville Airport, Moss
Bluff, Trenton, Archer, Burbank, and Gainesville
652 PM EDT Wed Aug 12 2026

...HEAT ADVISORY IS CANCELLED...
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT THURSDAY...

* WHAT...Heat index values up to 111 expected.

* WHERE...Central Marion, Eastern Alachua, Eastern Marion, Gilchrist,
  Western Alachua, and Western Marion Counties.

* WHEN...From 11 AM to 8 PM EDT Thursday.

* 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.

&&

$$

GAZ153-154-165-166-140000-
/O.CON.KJAX.XH.W.0002.260813T1500Z-260814T0000Z/
Inland Glynn-Coastal Glynn-Inland Camden-Coastal Camden-
Including the cities of Colesburg, Dungeness, Tarboro, Thalmann,
Waverly, Dover Bluff, Glynn Haven, Sea Island, Kingsland, Dock
Junction, Jekyll Island, Woodbine, St. Simons, and Country Club
Estate
652 PM EDT Wed Aug 12 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT
THURSDAY...

* WHAT...Dangerously hot conditions with heat index values up to 113
  expected.

* WHERE...Coastal Camden, Coastal Glynn, Inland Camden, and Inland
  Glynn Counties.

* WHEN...From 11 AM to 8 PM EDT Thursday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events.

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.

&&

$$

FLZ021-023-024-030-031-038-120-124-125-132-137-138-220-225-232-233-
237-322-325-333-422-425-433-522-533-633-GAZ136-151-152-162-163-250-
264-350-364-140000-
/O.CON.KJAX.HT.Y.0018.260813T1500Z-260814T0000Z/
Suwannee-Baker-Inland Nassau-Union-Bradford-Inland Flagler-
Eastern Hamilton-Coastal Nassau-Coastal Duval-Eastern Clay-
Eastern Putnam-Coastal Flagler-Western Hamilton-Trout River-
Western Clay-Northeast Coastal St. Johns-Western Putnam-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-
Wayne-Pierce-Brantley-Echols-Clinch-Northern Ware-Northeastern
Charlton-Southern Ware-Western Charlton-
Including the cities of Palatka, Doctortown, Saint Augustine Shore,
Belmont, Suwannee Springs, Kings Ferry, Newburn, Jasper, Espanola,
Picolata, Oleno State Park, Lulu, Watertown, Hortense, Ratliff,
Winfield, Statenville, Starke, Live Oak, Hilliard, Hoboken,
Macclenny, Atkinson, Arlington, New River, Hickox, Yulee, Waycross,
Raybon, Fernandina Beach, Columbia, Stephen Foster State Park,
Waynesville, Winokur, Folkston, Ortega, Anastasia, Ponte Vedra Beach,
Butler Beach, Saint Augustine, Bellair, West Lake, Durbin, Jesup,
Needmore, Lakeside, Olustee, Green Cove Springs, Suwannee Valley,
Suwannee River Station, Bostwick, Andalusia, Normandy, Blackshear,
Lake Butler, Switzerland, Homerville, White Springs, Houston, San
Marco, Amelia City, Bakersville, Tallyrand, Dupont Center, Gardi,
Oceanway, Homeland, Doctors Inlet, Jacksonville, McAlpin, Palm Coast,
Middleburg, Needham, Blue Springs, Jennings, Riverside,
Lake City, Bunnell, Fruit Cove, Nahunta, St. George, Bryceville,
Palm Valley, Race Pond, Carraway, Orange Park, Saint Augustine South,
and Saint Augustine Beach
652 PM EDT Wed Aug 12 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT THURSDAY...

* WHAT...Heat index values up to 111 expected.

* WHERE...Portions of northeast and northern Florida and southeast
  Georgia.

* WHEN...From 11 AM to 8 PM EDT Thursday.

* 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.

&&

$$

GAZ132>135-149-140000-
/O.CON.KJAX.HT.Y.0018.260813T1500Z-260814T0000Z/
Coffee-Jeff Davis-Bacon-Appling-Atkinson-
Including the cities of Hazlehurst, Alma, Pearson, Baxley, New Lacy,
Axson, Pine Grove, Douglas, Willacoochee, and Plant Hatch
652 PM EDT Wed Aug 12 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT THURSDAY...

* WHAT...Heat index values up to 107 expected.

* WHERE...Appling, Atkinson, Bacon, Coffee, and Jeff Davis Counties.

* WHEN...From 11 AM to 8 PM EDT Thursday.

* 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

CHANEY