A multiday outbreak of severe weather — including the potential for strong tornadoes — will begin Friday as a strong storm system barrels across the Lower 48. Parts of the Deep South, Mississippi and Tennessee Valleys and even the East Coast will be impacted by severe thunderstorms,

At least 10 people have died in Missouri after tornadoes ripped through across the central and southern part of the US, authorities said. The state's governor has warned of more severe weather, including tornadoes on Saturday.