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.
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Hazardous Weather Conditions

Last Update: 330 PM AKST Sun Dec 17 2017

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Juneau, AK Local Forecast Office

2NM WNW Mud Bay AK

Marine Zone Forecast

...SMALL CRAFT ADVISORY MONDAY...

Synopsis: A weakening low over the central gulf will move E into the east-central gulf by early Mon morning. The low will then be pushed SE by a building high pressure area over the gulf and NW Canada Mon afternoon into Mon night.

Tonight
S wind 20 kt becoming N 10 kt by late evening. Seas 4 ft subsiding to 2 ft by late evening. Scattered rain and snow showers.
Mon
N wind 15 kt increasing to 30 kt in the afternoon. Seas 3 ft building to 6 ft in the afternoon. Isolated snow showers.
Mon Night
N gale to 35 kt. Gusts to 50 kt. Seas 7 ft.
Tue
N wind 25 kt. Seas 5 ft.
Tue Night
N wind 25 kt. Seas 5 ft. Scattered snow showers.
Wed
N wind 10 kt. Seas 2 ft or less.
Thu
N wind 20 kt. Seas 4 ft.
Fri
N wind 20 kt becoming SE. Seas 4 ft.
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ABOUT THIS FORECAST

Last Update: 330 PM AKST Sun Dec 17 2017
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