With millions of people preparing to travel for the Thanksgiving holiday, two strong storm systems are forecast to bring high winds, heavy rain and snowfall to a large swath of the United States this week.

Over a month’s worth of rain, hurricane-force wind gusts and feet of mountain snow are coming to parts of the Pacific Northwest and Northern California.

An intense mid-latitude cyclone taking aim at the West Coast of the United States this week, ushering a strong atmospheric river into Oregon and California. This low-pressure system is going through bombogenesis,