A powerful storm system continues to move through the Midwest and Great Lakes on Thursday, knocking out power to thousands. See the power outage maps.

There’s potential for a high-end tornado outbreak for parts of the Mid-Mississippi Valley Monday, as a broader severe weather threat targets more than 60 million people across a corridor from southern ...

For decades, many Americans living in the Midwest assumed the worst heat would always be someone else's problem. That assumption is now being systematically dismantled. Researchers using ...