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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Last Update: 1017 PM EST Sun Dec 17 2017

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New York, NY Local Forecast Office

10NM S New York NY

Marine Zone Forecast


Synopsis: ANZ300-181545- 1017 PM EST Sun Dec 17 2017 .Synopsis for the Long Island Waters and New York Harbor... A warm front approaches from the south overnight. Weak low pressure tracks across the waters on Monday, then exits to the northeast Monday night. A cold front approaches on Tuesday and passes through the region Tuesday Night, with high pressure building from Wednesday through Friday. $$

Overnight
E winds around 5 kt. Waves 1 ft or less. Slight chance of rain late this evening, then rain. Vsby 1 to 3 nm late this evening and early morning.
Mon
N winds 5 to 10 kt, becoming W in the afternoon. Waves 1 ft or less. Chance of light rain in the morning.
Mon Night
W winds around 10 kt. Waves 1 ft or less.
Tue
W winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to 2 ft.
Tue Night
W winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 3 ft.
Wed
NW winds around 15 kt with gusts up to 25 kt. Waves around 2 ft.
Wed Night
NW winds 10 to 15 kt with gusts up to 20 kt. Waves 1 to 2 ft.
Thu
NW winds 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Waves subsiding to 1 ft or less.
Thu Night
SE winds 5 to 10 kt. Waves 1 ft or less.
Fri
S winds 5 to 10 kt. Waves 1 ft or less. Chance of showers in the afternoon.
Fri Night
S winds 10 to 15 kt. Waves 1 to 2 ft. Chance of showers in the evening, then chance of rain after midnight.
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ABOUT THIS FORECAST

Last Update: 1017 PM EST Sun Dec 17 2017
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