A wide swath of the Midwest and Plains states is under a tornado watch and severe weather conditions are forecast to persist into next week, the National Weather service said Thursday.

Large hail, damaging winds and tornadoes were threatening states in the Midwest on May 15, and cities such as Chicago, Minneapolis and Milwaukee were in the crosshairs, forecasters said.

A strong storm system coming out of the Great Plains brought severe thunderstorms to the Midwest on Thursday, including a reported tornado that swept through a small Wisconsin city, damaging ...

A pair of construction workers in St. Louis had no choice but to sit tight when a tornado, which killed five, passed through ...