Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Tallahassee FL
709 AM EDT Fri Aug 21 2026
ALZ065>069-FLZ007>019-027>029-034-108-112-114-115-118-127-128-134-
326-426-GAZ155>161-211915-
/O.CON.KTAE.HT.Y.0024.260821T1500Z-260822T0000Z/
Coffee-Dale-Henry-Geneva-Houston-North Walton-Central Walton-
Holmes-Washington-Jackson-Inland Bay-Calhoun-Inland Gulf-Inland
Franklin-Gadsden-Leon-Inland Jefferson-Madison-Inland Wakulla-
Inland Taylor-Lafayette-Inland Dixie-South Walton-Coastal Bay-
Coastal Gulf-Coastal Franklin-Coastal Jefferson-Coastal Wakulla-
Coastal Taylor-Coastal Dixie-Northern Liberty-Southern Liberty-
Seminole-Decatur-Grady-Thomas-Brooks-Lowndes-Lanier-
Including the cities of Fadette, Kern, Fort Gadsden, Grooverville,
Chaires, Southport, Cluster Springs, Jarrott, Riverturn, Little Hope,
Lynn Haven, Day, Chaires Crossroads,
Howard Creek, Dekle Beach, Glendale, Wilma, Grady Co A/P, Casa
Blanco, Elpino, De Funiak Springs, Overstreet, Fort Rucker, Malone,
Bennett, Apalachicola Airport, Quitman, Barker Store,
Capitola, Bunker, Cabbage Grove, Econfina, Port St. Joe, Cherry
Lake, Donalsonville, Cottonwood, Lynn, Odena, Thomasville, Scotts
Ferry, Metcalf, Shired Island, Screamer, Panama City, Battens
Crossroads, Mabson, Browntown, Alma, Cooks Hammock, Sweetwater, Saint
Marks, Suwannee, Center Ridge, Daleville, Boyd, Hays Place, Beamon,
Hanover, Ewell, Hopewell, Beachton, Moncrief, Fish Creek, Davis Park,
Hilliardville, Chipley Municipal Airport, Bainbridge, Wetumpka, Mayo,
Pasco, Holmes County Airport, Graceville,
Headland Municipal A/P, Horseshoe Beach, Yellow Jacket, Keyton,
Eucheeanna, Midway, Ozark, Capps, Blue Springs, Hanson, Point
Washington, Buckhorn, Dills, Hartford, Blackwell Field A/P,
Lawrenceville, Dalkeith, Cross City Airport, Vicksburg, Poplar Head,
Wakulla Springs, Apalachicola, Howell Place, Littman,
Enterprise Municipal A/P, Creels, Panacea, Cairo, Dothan,
Portland, Hines, Santa Rosa Beach, White City, Festus, Geneva,
Courthouse, Hacoda, Fairchild, Decatur Co A/P, Pine Park,
Turquoise Beach, Buckville, Blackwood, Vilas, Orange Hill, Athena,
Buck Siding, Drifton, New Hope, Nankin, Sopchoppy,
Donaldsonville A/P, Simsville, Clarksville, Teeterville,
Valdosta, Dixie, Perry, Hardin Heights, Chipley, Madison, Five
Points, Honeyville, Headland, Morgan Place, Bay City, Central
City, West Bainbridge, Logan Field Municipal A/P, Frink, Abe
Springs, Wewahitchka, Saint Joe Beach, Brooks Co A/P, Quincy
Airport, Marysville, Jena, Dillon, Port Leon, Marianna, Old Town,
Asbury, Monticello, Magnolia Beach, Lovett, Chattahoochee, Medart,
Quincy, Nixon, Argyle, Pinetta, Bucell Junction, Cedar Island, Oak
Grove, Tallahassee, Ashford, Maclay State Gardens, Sneads, Callaway,
Pleasant Ridge, Ausmac, Blountstown, Killearn Estates, Carbur, De
Funiak Spring Airport, Sumatra, Abbeville
Municipal A/P, Jonesboro, Fenholloway, Alpine Heights, Richter
Crossroads, Empress, Seminole State Park, Geneva Municipal A/P,
Steinham Store, Crystal Lake, Beverly, Lewis, Capel, Cobb Crossroads,
Cross City, Bradfordville, Dill, Santa Clara, Adams Beach, Tilton,
Browns Crossroads, High Bluff, Durham, Lakeland, Youngstown, Killearn
Lakes, Sandestin, Freeport, Bonifay, Leonia, Abbeville, Bethel,
Beacon Hill, Valdosta Regional Airport, Enterprise, Ganer, and Twin
Pole
709 AM EDT Fri Aug 21 2026 /609 AM CDT Fri Aug 21 2026/
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM EDT /10 AM CDT/ THIS
MORNING TO 8 PM EDT /7 PM CDT/ THIS EVENING...
* WHAT...Heat index values up to 110 expected.
* WHERE...Portions of southeast Alabama, Big Bend and Panhandle
Florida, and south central and southwest Georgia.
* WHEN...From 11 AM EDT /10 AM CDT/ this morning to 8 PM EDT /7 PM
CDT/ 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.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Miami FL
115 AM EDT Fri Aug 21 2026
FLZ071>074-172>174-212200-
/O.NEW.KMFL.HT.Y.0037.260821T1500Z-260821T2200Z/
Inland Broward County-Metro Broward County-Inland Miami-Dade
County-Metropolitan Miami Dade-Coastal Broward County-Coastal
Miami Dade County-Far South Miami-Dade County-
Including the cities of Davie, Miami, Sunrise, Sawgrass Mills
Mal, Pompano Beach, Kendall, Royal Palm Ranger, Shark Valley Obs
Tower, Mahogany Hammock, Coral Springs, Redland, Fort Lauderdale,
Carol City, Pembroke Pines, Miramar, Kendale Lakes, Hollywood,
Pa-Hay Okee Overlook, Fortymile Bend, Florida City, Deerfield
Beach, Hialeah, and Miccosukee Indian Reservation
115 AM EDT Fri Aug 21 2026
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 6 PM EDT THIS
EVENING...
* WHAT...Heat index values up to 107 expected.
* WHERE...Coastal Broward County, Coastal Miami Dade County, Far
South Miami-Dade County, Inland Broward County, Inland Miami-Dade
County, Metro Broward County, and Metropolitan Miami Dade Counties.
* WHEN...From 11 AM this morning to 6 PM EDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
WR
URGENT - WEATHER MESSAGE
National Weather Service Jacksonville FL
1246 AM EDT Fri Aug 21 2026
FLZ021-023-024-030-031-035-120-124-136-220-225-236-322-422-425-522-
GAZ136-152>154-162-163-165-166-264-350-364-212215-
/O.EXA.KJAX.HT.Y.0026.260821T1500Z-260821T2300Z/
Suwannee-Baker-Inland Nassau-Union-Bradford-Gilchrist-Eastern
Hamilton-Coastal Nassau-Eastern Alachua-Western Hamilton-Trout
River-Western Alachua-Northern Columbia-Southeastern Columbia-
Western Duval-Southwestern Columbia-Wayne-Brantley-Inland Glynn-
Coastal Glynn-Echols-Clinch-Inland Camden-Coastal Camden-
Northeastern Charlton-Southern Ware-Western Charlton-
Including the cities of Starke, Suwannee River Station, Newnans Lake,
Winfield, Normandy, Woodbine, Atkinson, Jennings, Jesup,
Waynesville, St. Simons, Hilliard, Oleno State Park, Dungeness,
St. George, Country Club Estate, Fernandina Beach, Statenville,
Macclenny, Blue Springs, Newberry, Amelia City, Doctortown,
Kingsland, Jasper, Homerville, Yulee, Winokur, Ratliff, Raybon, Glynn
Haven, McAlpin, Sea Island, Waverly, Needmore, Race Pond, Dover
Bluff, Watertown, Homeland, Folkston, Olustee, Columbia, Thalmann,
Suwannee Springs, West Lake, High Springs, Kings Ferry, Stephen
Foster State Park, Lulu, Gainesville, Dock Junction, Houston,
Bryceville, Gainesville Airport, Trenton, Belmont, Archer, Jekyll
Island, Newburn, Lake Butler, Hortense, Gardi, Suwannee Valley, Live
Oak, Hickox, Nahunta, Colesburg, Tarboro, White Springs, Hoboken,
Lake City, and New River
1246 AM EDT Fri Aug 21 2026
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EDT THIS
EVENING...
* WHAT...Heat index values up to 108 expected.
* WHERE...Portions of northeast and northern Florida and southeast
Georgia.
* WHEN...From 11 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.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Jacksonville FL
1246 AM EDT Fri Aug 21 2026
FLZ038-125-132-137-138-232-233-237-325-333-433-533-633-212215-
/O.CON.KJAX.HT.Y.0026.260821T1500Z-260821T2300Z/
Inland Flagler-Coastal Duval-Eastern Clay-Eastern Putnam-Coastal
Flagler-Western Clay-Northeast Coastal St. Johns-Western Putnam-
South Central Duval-Southeast Coastal St. Johns-Northern Inland
St. Johns-Southern Inland St. Johns-Western St. Johns-
Including the cities of Middleburg, Palm Valley, Bunnell, Lakeside,
Andalusia, Arlington, Orange Park, Durbin, Picolata, Palatka, Fruit
Cove, Ponte Vedra Beach, Green Cove Springs, Anastasia, Bellair,
Saint Augustine South, Doctors Inlet, Bakersville, Saint Augustine,
Tallyrand, Ortega, Bostwick, Espanola, Oceanway, Saint Augustine
Beach, Jacksonville, Palm Coast, Saint Augustine Shore, Riverside,
Carraway, San Marco, Switzerland, Dupont Center, and Butler Beach
1246 AM EDT Fri Aug 21 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM
EDT THIS EVENING...
* WHAT...Heat index values up to 108 expected.
* WHERE...A portion of northeast Florida.
* WHEN...From 11 AM this morning to 7 PM EDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
For more information, visit us at www.weather.gov/jax
23
