Strong tornadoes are possible across the South as storms pass through the Gulf Coast region. Some locations could see half a foot of rain, worsening flooding.

Storms spawned at least one brief tornado, sent creeks over their banks and caused flash flooding Thursday in portions of West Virginia and Kentucky, while a wintry mix coated trees and roads in ice and even dropped “thunder ice” in several states.

Severe thunderstorms and tornadoes are a threat in the South this weekend as a dangerous threat of flooding rain spreads as far north as the Ohio Valley and central Appalachians. The South saw an initial bout of severe weather Wednesday that produced two reports of tornadoes,