Severe thunderstorms are expected to smack 12 states in the Midwest and South over the weekend, with some tornadoes possible.

Terrifying maps show that the threat of deadly tornadoes may not be over as the Central and Southern US braces for a potential onslaught of severe weather. Maps from the National Weather Service ...

U.S. weather map provided by NOAA/NWS shows areas under tornado watch in yellow. U.S. weather map provided by NOAA/NWS shows areas under tornado watch in yellow. NOAA/NWS A tornado watch remains ...