Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

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Last Map Update: Mon, Dec 15, 2025 at 4:42:46 pm PST

Watches, Warnings & Advisories

National Weather Service Seattle/Tacoma, WA

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High Wind Warning

Flood Warning

Gale Warning

Winter Weather Advisory

Small Craft Advisory

Hazardous Seas Warning

Wind Advisory

Gale Watch

Flood Watch

High Wind Watch

Special Weather Statement

Flood Potential

A potent atmospheric river event will cause periods of heavy rain Tuesday through Saturday. Rain falling onto already saturated soil will lead to significant runoff into already elevated rivers, leading to the potential for river flooding as well as flooding of urban areas and small streams into Thursday through Saturday. Now is the time to prepare! Visit www.weather.gov/safety/flood for more info.