Dangerous heat peaks Monday; heat index could reach 110 degrees

Dangerous heat is expected to blanket much of the Upper Midwest this afternoon, with heat index values climbing as high as 110 degrees. Extreme heat warnings and heat advisories are in effect as one of the hottest days of the summer arrives.

Dangerous heat peaks Monday; heat index could reach 110 degrees
Dangerous heat is expected to blanket much of the Upper Midwest this afternoon, with heat index values climbing as high as 110 degrees. Extreme heat warnings and heat advisories are in effect as one of the hottest days of the summer arrives.