Strong System To Move Through East; Very Unsettled Hawaii and Alaska

A strong cold front will sweep through the East on Monday with lake effect snow, high winds and strong to severe thunderstorms. Meanwhile, a powerful Kona low will produce multiple hazards across Hawaii, including heavy rain and potential catastrophic flooding. Finally, a winter storm is impacting Alaska as blizzard and winter storm warnings are in effect for much of western and southern Alaska.
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Last Update: 300 AM PST Mon Dec 6 2021

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Portland, OR Local Forecast Office

12NM SE Long Beach WA

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH

Synopsis: A warm front will bring a period of strong southwesterly winds, along with showers, to the waters through mid afternoon. A strong cold front associated with a low pressure system in the Gulf of Alaska will bring another period of breezy conditions Tuesday night through Wednesday, with unsettled weather continuing through the rest of the week.

In The Main Channel
- general seas...around 5 to 8 ft through monday, decreasing to 3 to 5 ft by tuesday. - first ebb...around 6 am monday. Seas near 7 ft. - second ebb...very strong ebb around 6 pm monday. Seas near 9 ft with breakers likely. - third ebb...around 645 am tuesday. Seas near 6 ft.
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ABOUT THIS FORECAST

Last Update: 300 AM PST Mon Dec 6 2021
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RADAR & SATELLITE IMAGES

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