Severe weather is set to hit opposite ends of the country this week, with a powerful low pressure system — followed by an atmospheric river — set to bring damaging winds, heavy rain and snow to the Pacific Northwest,

A Pacific storm is undergoing what meteorologists call bombogenesis while also hauling in an atmospheric river of moisture.

A pair of back-to-back storms were forecast to dump heavy snow and rain over parts of the Pacific Northwest, northern California and the Rockies this week, triggering winter storm and flood warnings.

A bomb cyclone fueled by an atmospheric river will swing by the Pacific Northwest this week, bringing heavy rain and snow to the region between Tuesday night and Friday morning.