Cities like Chicago, Minneapolis and Milwaukee are at risk for a severe weather outbreak on May 15, forecasters said.

A series of severe thunderstorms packing high winds, hail and tornadoes will progress from the Great Lakes to the Ohio and Tennessee valleys through the end of the week, AccuWeather meteorologists warn.

Severe storms and even tornadoes are possible Thursday as the potential for record-breaking high temperatures create conditions favorable for a severe weather outbreak Thursday.There's a possibility for strong to severe thunderstorms late in the day and into the evening hours.