Iowa, Minnesota, Wisconsin Severe Extreme Heat Watch | Effective 06/27/2026 22:27

Headline: 
Extreme Heat Watch issued June 28 at 12:27AM CDT until June 30 at 9:00PM CDT by NWS La Crosse WI
Event: 
Extreme Heat Watch
Urgency: 
Future
Effective: 
June 27, 2026 - 10:27pm
Expires: 
June 28, 2026 - 10:30am
Description: 
* WHAT...Dangerously hot conditions with heat index values up to 106 possible. * WHERE...Portions of north central and northeast Iowa, southeast Minnesota, and central, southwest, and west central Wisconsin. * WHEN...From Monday afternoon through Tuesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Instruction: 
Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Monitor the latest forecasts and warnings for updates. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Area Description: 
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
Forcast Office: 
NWS La Crosse WI