A potent storm system is expected to pour heavy rain on western states later this week before rumbling into the central United States.

A potent storm system is expected to pour heavy rain on western states later this week before rumbling into the central United States, where it could spawn tornadoes

A powerful cross-country storm that will bring rain and mountain snow to the West Coast will also ravage parts of the central and southwestern U.S. on Friday and Saturday. "This is a powerful storm that will have dangerous and disruptive impacts felt across the country,