Florida, Georgia Moderate Heat Advisory | Effective 08/20/2026 09:30

Headline: 
Heat Advisory issued August 20 at 12:30PM EDT until August 20 at 7:00PM EDT by NWS Jacksonville FL
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
August 20, 2026 - 9:30am
Expires: 
August 20, 2026 - 4:00pm
Description: 
* WHAT...Heat index values up to 111. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...Until 7 PM EDT this evening. * IMPACTS...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. 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.
Area Description: 
Suwannee; Baker; Inland Nassau; Union; Bradford; Gilchrist; Eastern Hamilton; Coastal Nassau; Eastern Alachua; Eastern Marion; Western Hamilton; Trout River; Western Alachua; Central Marion; Northern Columbia; Western Marion; Southeastern Columbia; Western Duval; Southwestern Columbia; Inland Glynn; Coastal Glynn; Echols; Clinch; Inland Camden; Coastal Camden; Northeastern Charlton; Southern Ware; Western Charlton
Forcast Office: 
NWS Jacksonville FL
Sender: 
w-nws.webmaster@noaa.gov