Illinois Moderate Heat Advisory | Effective 09/01/2026 00:48

Headline: 
Heat Advisory issued September 1 at 2:48AM CDT until September 3 at 7:00PM CDT by NWS Lincoln IL
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
September 1, 2026 - 12:48am
Expires: 
September 1, 2026 - 2:15pm
Description: 
* WHAT...Afternoon Heat index values up to 105 expected, only falling into the mid to upper 70s at night. * WHERE...Marshall, McLean, Woodford, Champaign, Edgar, and Vermilion Counties. * WHEN...From 1 PM this afternoon to 7 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
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.
Area Description: 
Marshall; Woodford; McLean; Champaign; Vermilion; Edgar
Forcast Office: 
NWS Lincoln IL
Sender: 
w-nws.webmaster@noaa.gov