A powerful storm system is forecast to impact the West Coast just as many people prepare for Christmas Eve travel.

Could the most eagerly awaited holiday of the year also turn out to be one of the most perilous travel days of recent memory?

A powerful winter storm system moving across the Great Lakes and Northeast is bringing snow and ice, frigid temperatures and ...

A strong storm system known as a bomb cyclone is lining up to slam the U.S. on Christmas Eve, possibly complicating holiday travel and bringing gusty winds that could cause power outages.

A "bomb cyclone" is intensifying severe winter weather for millions of people across the U.S. The system is expected to knock ...

A fallen tree sits atop a fire department vehicle after a powerful storm hit the U.S. Pacific Northwest and western Canada, causing power outages in Washington, Oregon, California, and British ...

A strengthening bomb cyclone barreled across the northern U.S. on Monday, unleashing severe winter weather in the Midwest as ...

In Iowa, blizzard conditions eased but high winds were still blowing fallen snow across roadways, keeping more than 200 miles ...

A strengthening bomb cyclone barreled across the northern U.S. on Monday, unleashing severe winter weather in the Midwest as ...

While hurricanes are fueled by warm ocean waters, bomb cyclones are "cold-core" systems. They are typically triggered when a ...

Residents in the West Coast region, primarily Washington and Oregon, will be experiencing some intense storms over the coming days. Federal weather forecasters have predicted heavy rain in some places ...

You may hear the term "bomb cyclone" and think it's a scary term that meteorologists made up to get your attention. But it's actually rooted in meteorology, from the term "bombogenesis." Hearing "bomb ...