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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Coastal Waters Forecast for Tidal Potomac from Cobb Island MD to Smith Point VA (ANZ537) (Text-Only)
NWS Forecast for: Tidal Potomac from Cobb Island MD to Smith Point VA (ANZ537)
Issued by: National Weather Service Baltimore, MD/Washington, D.C.
Last Update: 1029 PM EST Sun Dec 17 2017
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Rest Of Tonight: SW winds 5 kt. Waves flat. Scattered sprinkles late this evening.

Mon: SW winds 5 kt. Waves flat.

Mon Night: SW winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to 3 nm.

Tue: SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Waves 1 to 2 ft.

Tue Night: W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

Wed: NW winds 5 to 10 kt. Waves 1 ft. A chance of rain.

Wed Night: N winds 5 to 10 kt. Waves 1 to 2 ft.

Thu: E winds 5 to 10 kt. Waves 1 to 2 ft.

Fri: S winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night.



Zone Forecast: Tidal Potomac from Cobb Island MD to Smith Point VA (ANZ537)

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