The National Weather Service on Friday warned that potentially strong tornadoes may develop on Saturday over the lower to middle Mississippi and Tennessee valleys. Lightning, wind gusts of at least 74 mph and hail of at least two inches will accompany the outbreak over parts of the valleys and Southeast through Sunday.

A significant severe weather day is anticipated for Saturday across Southeast Louisiana and South Mississippi. We remain highlighted in a level 4 out of 5 moderate risk for severe weather. This threat will begin by late morning Saturday and continue through sunset in the evening.

A multi-day tornado threat is unfolding across several U.S. states, with severe storms capable of producing damaging winds, large hail, and tornadoes. Meteorologist Rhythm Reet from The Weather Network breaks down the details.

A line of strong thunderstorms blowing across the Midwest will hit the Chicago area Friday night, bringing high winds and the possibility of some spin-up tornadoes on the squall line.