A dangerous derecho is expected to form in parts of the Northern Plains and Upper Midwest on Monday, with wind gusts over 75 mph likely. A moderate threat for severe storms is in place for parts of South Dakota and Minnesota on Monday afternoon into the evening due to the threat of a derecho, a wind storm that can cause significant damage.

A destructive derecho snapped trees and knocked out power to tens of thousands of people as it tore across portions of the northern Plains and Upper Midwest with hurricane-force wind gusts late Monday night and into early Tuesday morning.