Florida, Georgia Moderate Heat Advisory | Effective 08/18/2026 10:49

Headline: 
Heat Advisory issued August 18 at 1:49PM EDT until August 19 at 8:00PM EDT by NWS Tallahassee FL
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
August 18, 2026 - 10:49am
Expires: 
August 18, 2026 - 7:00pm
Description: 
* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 115. For the Heat Advisory, heat index values up to 112 expected. * WHERE...Portions of Big Bend and Panhandle Florida and south central and southwest Georgia. * WHEN...For the Extreme Heat Warning, until 8 PM EDT /7 PM CDT/ this evening. For the Heat Advisory, from 11 AM EDT /10 AM CDT/ to 8 PM EDT /7 PM CDT/ Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. 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. Stay cool, stay hydrated, stay informed.
Area Description: 
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
Forcast Office: 
NWS Tallahassee FL
Sender: 
w-nws.webmaster@noaa.gov