⚠️ Heat Advisory – Muscatine; Scott; Keokuk; Washington; Louisa; Rock Island; Mercer – Saturday, July 18, 2026

Heat Advisory issued July 18 at 1:35AM CDT until July 18 at 7:00PM CDT by NWS Quad Cities IA IL

Details

* 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.

Instructions

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.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.