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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Hazardous Weather Conditions

Last Update: 322 PM AKST Tue Dec 12 2017

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Anchorage, AK Local Forecast Office

26NM S Cape Constantine AK

Marine Zone Forecast

...SMALL CRAFT ADVISORY TONIGHT...

Synopsis: A 991 mb low 400 nm southeast of Chignik will move inland and dissipate over Bristol Bay by Wed morning. A front over the western Aleutians will move over the central Aleutians Thu night.

Tonight
SE wind 25 kt becoming E 15 kt after midnight. Seas 5 ft subsiding.
Wed
Variable wind 10 kt becoming W in the afternoon. Seas 3 ft.
Wed Night
SW wind 10 kt in the evening becoming variable less than 10 kt. Seas 2 ft.
Thu
S wind 15 kt. Seas 3 ft.
Thu Night
SE wind 30 kt. Seas 5 ft.
Fri
E wind 35 kt. Seas 6 ft.
Sat Through Sun
NW wind 25 kt. Seas 12 ft.
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ABOUT THIS FORECAST

Last Update: 322 PM AKST Tue Dec 12 2017
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RADAR & SATELLITE IMAGES

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