There is a threat of tornadoes at night, so residents in at-risk areas are advised to set their phones to receive loud weather warnings which will wake them up.

Two waves of storms are moving through the area this weekend, and the first one carries the most risk for Clarksville.

Weather forecasters warn about a major multiple-day outbreak of severe weather that includes multiple strong tornadoes from the Mississippi Valley to the Gulf Coast, Great Lakes and Atlantic coast through the weekend.