Pacific Northwest, rain
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The Pacific Northwest is expected to see up to seven inches of rain this week, as the eastern United States braces for arctic cold.
3don MSN
Arctic air sweeps south as residents of the Pacific Northwest remain on guard after severe flooding
A blast of arctic air is plunging south from Canada and spreading into parts of the northern U.S., while residents of the Pacific Northwest brace for possible mudslides and levee failures from floodwaters that are expected to be slow to recede.
More than 122 million Americans are expected to travel during the busy holiday period, with generally quiet weather across much of the country but stormy conditions along the West Coast.