The forecast comes days after an expansive storm similarly trekked across the U.S. last week, unloading snow in the northern Plains and bringing tornadoes and wildfires to the South. At least five storm-related deaths in Nebraska and Mississippi were tied to that storm.

A potent winter storm is expected to barrel across the nation this week, unleashing a dangerous mix of extreme weather threats, including ferocious winds, blinding blizzards and critically elevated fire risks.

A colossal storm is threatening to bring severe weather to much of California this week and could impact travel over the Grapevine. Here's what to know.