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: 623 AM EST Mon Dec 18 2017

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Buffalo, NY Local Forecast Office

8NM NNW Niagara Falls NY

Marine Zone Forecast

Today
Southwest winds 10 knots or less increasing to 10 to 15 knots. A chance of rain and snow showers this morning, then rain showers likely this afternoon.
Tonight
Southwest winds 10 to 15 knots. A chance of rain showers with patchy drizzle.
Tuesday
Southwest winds 15 to 25 knots becoming west. A chance of rain showers with patchy drizzle in the morning.
Tuesday Night
West winds 15 to 20 knots. Partly to mostly cloudy.
Wednesday
West winds 15 to 20 knots becoming north 5 to 15 knots. Mostly cloudy.
Thursday
Northeast winds 5 to 15 knots becoming east. Mostly cloudy.
Friday
Southeast winds 5 to 15 knots becoming southwest 15 to 20 knots. A chance of rain and snow during the day, then rain and snow likely friday night.
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Last Update: 623 AM EST Mon Dec 18 2017
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