⚠️ Extreme Heat Warning – Buchanan; Delaware; Dubuque; Jones; Jackson; Clinton; Jo Daviess; Stephenson; Carroll; Whiteside; Henry; Bureau; Putnam – Sunday, June 28, 2026

Extreme Heat Warning issued June 28 at 9:35AM CDT until June 30 at 9:00PM CDT by NWS Quad Cities IA IL

Details

* WHAT…Dangerously hot and humid conditions with multiple days of
heat index values of 105 to 110 expected, along with nighttime
lows not dropping below 75 degrees.

* WHERE…Portions of north central and northwest Illinois and east
central and northeast Iowa.

* WHEN…From noon Monday to 9 PM CDT Tuesday.

* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events.

Instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

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