Iowa, Illinois Moderate Heat Advisory | Effective 07/17/2026 23:35

Headline: 
Heat Advisory issued July 18 at 1:35AM CDT until July 18 at 7:00PM CDT by NWS Quad Cities IA IL
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
July 17, 2026 - 11:35pm
Expires: 
July 18, 2026 - 7:45am
Description: 
* WHAT...Heat index values up to 102 expected. * WHERE...In Illinois, Mercer and Rock Island Counties. In Iowa, Muscatine, Scott, Keokuk, Louisa, and Washington Counties. * WHEN...From noon today to 7 PM CDT 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.
Area Description: 
Muscatine; Scott; Keokuk; Washington; Louisa; Rock Island; Mercer
Forcast Office: 
NWS Quad Cities IA IL