The National Weather Service says an outbreak of severe storms could spawn tornadoes, heavy snow and high winds.

KCAL, KCBS, CAL FIRE RIVERSIDE, CNN By Mary Gilbert, CNN Meteorologist (CNN) — A cross-country storm will explode in strength as it moves over the central United States Friday, delivering extreme ...

The line of strong storms will hit the U.S. from the Canadian border to the north down to the Gulf Coast on Friday night.