Significant Snowfall for Washington Cascades and Northern Rocky Mountains

A cold front will linger for several days from the Pacific Northwest to portions of the northern Plains early this week. Cold temperatures and copious moisture will combine to produce several feet of snow into the mountain passes, with up to 4 feet of snow down to 4000 feet in the northern Rockies. Travel through mountain passes will be very difficult.

Coastal Waters Forecast for Unalaska Bay (PKZ171) (Text-Only)
NWS Forecast for: Unalaska Bay (PKZ171)
Issued by: National Weather Service Anchorage, AK
Last Update: 253 PM AKST Sun Dec 17 2017

Tonight: S wind 15 kt increasing to 30 kt after midnight. Seas 3 ft building to 5 ft after midnight.

Mon: S wind 35 kt. Seas 5 ft. Rain.

Mon Night: SW wind 25 kt. Seas 4 ft. Rain.

Tue: SW wind 25 kt. Seas 4 ft.

Tue Night: SW wind 20 kt. Seas 3 ft.

Wed: S wind 25 kt. Seas 3 ft.

Thu: S wind 20 kt. Seas 3 ft.

Fri: Variable wind less than 10 kt. Seas 2 ft.

Zone Forecast: Unalaska Bay (PKZ171)

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