⚠️ Extreme Heat Warning – Mitchell; Howard; Winneshiek; Allamakee; Floyd; Chickasaw; Fayette; Clayton; Wabasha; Dodge; Olmsted; Winona; Mower; Fillmore; Houston; Clark; Buffalo; Trempealeau; Jackson; La Crosse; Monroe; Vernon; Crawford; Richland; Grant – Sunday, June 28, 2026

Extreme Heat Warning issued June 28 at 12:34AM CDT until June 30 at 8:00AM CDT by NWS La Crosse WI

Details

* WHAT…Dangerously hot conditions with heat index values of 105 to
111 degrees expected.

* WHERE…Portions of north central and northeast Iowa, southeast
Minnesota, and central, southwest, and west central Wisconsin.

* WHEN…From 8 AM Monday to 8 AM CDT Tuesday.

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

* ADDITIONAL DETAILS…Warm conditions are forecast today over
northeast Iowa. A Heat Advisory may eventually be needed.
Thunderstorms tonight and Monday could limit heating which would
reduce the risk of heat-related illness.

Instructions

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

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Stay cool, stay hydrated, stay informed.

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