Arctic Air Plunges into the Great Lakes, Northeast and Mid-Atlantic

Arctic air dropping through the northern and eastern U.S. and a storm off the east coast will bring periods of snow, very cold wind chills and hazardous traveling conditions from the Upper Great Lakes to the Northeast. Meanwhile in southern California, Santa Ana winds will decrease but hot, dry air will remain over the area with elevated fire weather conditions.
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Last Update: 1011 PM EST Tue Dec 12 2017

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Marquette, MI Local Forecast Office

3NM WNW Copper Harbor MI

Marine Zone Forecast

Rest Of Tonight
Variable wind less than 10 knots becoming southeast 5 to 15 knots by midnight. Cloudy with a chance of snow showers. Waves 1 to 2 feet.
Wednesday
Southeast wind 10 to 20 knots backing northeast 15 to 20 knots by mid afternoon. Cloudy with a chance of snow showers. Waves building to 3 to 5 feet occasionally to 7 feet.
Wednesday Night
North wind 15 to 20 knots diminishing to 10 to 15 knots after midnight. Cloudy with a chance of snow showers. Waves subsiding to 2 to 4 feet.
Thursday
Northwest wind 10 to 15 knots. Mostly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Waves subsiding to 2 to 3 feet.
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ABOUT THIS FORECAST

Last Update: 1011 PM EST Tue Dec 12 2017
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