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: 631 PM EST Wed Dec 13 2017

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27NM S Annapolis MD

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING...

Synopsis: A clipper system will cross the waters tonight. High pressure will return for Thursday. A low pressure system will develop as it moves up the coast Friday. High pressure will return for Saturday. A Small Craft Advisory may be needed for portions of the waters Friday night through Saturday.

Tonight
SW winds 15 to 20 kt. Gusts up to 25 kt... Increasing to 30 kt late. Waves 2 to 3 ft. A chance of snow this evening with vsby 1 to 3 nm.
Thu
NW winds 15 to 20 kt. Gusts up to 25 kt. Waves 3 ft.
Thu Night
NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
Fri
E winds 5 kt. Waves less than 1 ft. A chance of snow showers.
Fri Night
W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
Sat
W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Sat Night
NW winds 5 to 10 kt...becoming NE after midnight. Waves 1 ft or less.
Sun
SW winds 5 to 10 kt. Waves 1 ft or less... Building to 2 ft. A chance of showers through the night.
Mon
W winds 5 kt. Waves less than 1 ft.
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ABOUT THIS FORECAST

Last Update: 631 PM EST Wed Dec 13 2017
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