Hazardous Seas Warning issued December 15 at 2:10AM PST until December 15 at 4:00AM PST by NWS Portland OR

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Dec 15, 2024

* WHAT…For the Hazardous Seas Warning, very steep and hazardous
seas 14 to 15 ft at 12 seconds. For the Small Craft Advisory,
Rough bar conditions expected. Seas 8 to 12 ft. Southwest winds
becoming southeast 15 to 25 kt. Gusts up to 30 kt tonight.

* WHERE…In the Main Channel of the Columbia River Bar.

* WHEN…Hazardous Seas Warning, until 4 AM PST early this
morning. Small Craft Advisory, until 6 AM PST Monday.

* IMPACTS…Very steep and hazardous seas could capsize or cause
damage to vessels.

* ADDITIONAL DETAILS….Ebb current of 3.37 kt at 412 AM Sunday.
Seas 10 to 12 ft. Very strong ebb current of 7.13 kt at 424 PM
Sunday. Seas 10 ft. Ebb current of 3.32 kt at 500 AM Monday.
Seas 9 to 10 ft.

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