Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Melbourne FL
315 AM EDT Wed Aug 12 2026
FLZ041-044>046-053-058-141-144-154-159-164-247-254-259-264-347-447-
547-647-130000-
/O.CON.KMLB.HT.Y.0014.260812T1400Z-260813T0000Z/
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-
Including the cities of Altamonte Springs, Casselberry, Deland,
Deltona, Oviedo, Kissimmee, Sebastian, Merritt Island Wildlife
Refuge, Cocoa, Rockledge, New Smyrna Beach, Union Park, Viera West,
Fort Drum, Ormond Beach, Titusville, Mims, Clermont, Maitland,
Canaveral Groves, Indiantown, Tavares, Mascotte, Celebration, Hobe
Sound, Groveland, Port Saint Lucie, Eustis, Stuart, Basinger, Winter
Springs, Debary, Leesburg, Saint Cloud, Fellsmere, Tradition, Saint
Lucie West, Playalinda Beach, Apopka, Melbourne, Fort Pierce, Port
Saint John, Winter Park, Okeechobee, Vero Beach, Jensen Beach, Mount
Dora, Orlando, Sanford, Palm Bay
west of I 95, and Daytona Beach
315 AM EDT Wed Aug 12 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
EDT THIS EVENING...
* WHAT...Heat index values up to 108 to 112 expected.
* WHERE...A portion of east central Florida.
* WHEN...From 10 AM this morning to 8 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.
&&
$$
KF
URGENT - WEATHER MESSAGE
National Weather Service Tampa Bay Ruskin FL
106 AM EDT Wed Aug 12 2026
FLZ043-050-052-056-057-061-151-155-160-162-165-239-242-248-249-251-
255-260-262-265-122300-
/O.NEW.KTBW.HT.Y.0012.260812T1600Z-260812T2300Z/
Sumter-Pinellas-Polk-Hardee-Highlands-DeSoto-Coastal Hillsborough-
Coastal Manatee-Coastal Sarasota-Coastal Charlotte-Coastal Lee-
Inland Levy-Inland Citrus-Inland Hernando-Inland Pasco-Inland
Hillsborough-Inland Manatee-Inland Sarasota-Inland Charlotte-
Inland Lee-
Including the cities of Plant City, Winter Haven, Placid Lakes,
Westchase, Bradenton, Cape Coral, Brandon, Lakeland, Captiva, Zolfo
Springs, Dade City, Anna Maria Island, Port Charlotte, Parrish, Sun
City Center, Lehigh Acres, Lake Panasoffkee, Bushnell, Apollo Beach,
Spring Hill, Wauchula, Inverness, Sarasota, Bronson, Arcadia,
Wildwood, Sanibel, Bowling Green, Fort Myers, Babcock Ranch,
Zephyrhills, Chiefland, Largo, Tampa, The Villages, Lakewood Ranch,
Englewood, Venice, Avon Park,
Clearwater, Sebring, Punta Gorda, Myakka City, St. Petersburg,
Brooksville, Williston, and North Port
106 AM EDT Wed Aug 12 2026
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS
EVENING...
* WHAT...Heat index values up to 108 expected.
* WHERE...Portions of southwest and west central Florida.
* WHEN...From noon today to 7 PM EDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Miami FL
1257 AM EDT Wed Aug 12 2026
FLZ063-066>075-168-172>174-122300-
/O.NEW.KMFL.HT.Y.0028.260812T1600Z-260812T2300Z/
Glades-Hendry-Inland Palm Beach County-Metro Palm Beach County-
Coastal Collier County-Inland Collier County-Inland Broward
County-Metro Broward County-Inland Miami-Dade County-Metropolitan
Miami Dade-Mainland Monroe-Coastal Palm Beach County-Coastal
Broward County-Coastal Miami Dade County-Far South Miami-Dade
County-
Including the cities of Coral Springs, Deerfield Beach, Marco
Island, Delray Beach, Kendale Lakes, The Acreage, Belle Glade,
Palm Beach Gardens, Mahogany Hammock, Muse, Miramar, Royal Palm
Ranger, Riviera Beach, Royal Palm Hammock, Shark Valley Obs
Tower, Carol City, Bunker Hill, Miami, Hollywood, Brighton
Seminole, North Naples, Pompano Beach, Redland, Sunniland,
Sunrise, Clewiston, Naples, Royal Palm Beach, West Palm Beach,
Buckhead Ridge, Felda, North Blocks Golde, Lakeport, Fortymile
Bend, Fort Lauderdale, Orange Tree, Northwest Cape Sable, Lake
Worth, Pembroke Pines, Marco Island Airport, Immokalee, Hendry
Correctional, Miles City, Florida City, Pa-Hay Okee Overlook,
Jupiter, Moore Haven, Wellington, Kendall, Davie, Palmdale, Lion
Country Safari Park, Sandalfoot Cove, East Naples, Greenacres
City, Miccosukee Indian Reservation, Caloosa, Florida Gardens,
Sawgrass Mills Mal, Hialeah, Boca Raton, Ortona, Boynton Beach,
Bonita Shores, and Golden Gate
1257 AM EDT Wed Aug 12 2026
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS
EVENING...
* WHAT...Heat index values 105 to 110 expected.
* WHERE...All of South Florida.
* WHEN...From noon today to 7 PM EDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
$$
DH
Coastal Flood Statement
Coastal Hazard Message
National Weather Service Key West FL
359 AM EDT Wed Aug 12 2026
FLZ078-122100-
/O.CON.KKEY.CF.S.0005.000000T0000Z-260812T2100Z/
Monroe Lower Keys-
359 AM EDT Wed Aug 12 2026
...COASTAL FLOOD STATEMENT REMAINS IN EFFECT...
* WHAT...Minor saltwater flooding.
* WHERE...Lower Florida Keys.
* WHEN...Mainly in the morning and early afternoon hours, around
the time of high tide.
* IMPACTS...Minor saltwater flooding of low elevation streets and
lots is likely. Some storm drains will overflow, and some
seawalls and docks will be overtopped. Boaters can expect less
clearance under fixed bridges. Motorists should remember that
persistent puddles around the times of high tide are almost
certain to contain a mix of saltwater.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Do not drive through flooded roadways.
&&
$$
