Headline:
Hazardous Seas Warning issued December 23 at 6:54PM PST until December 25 at 1:00AM PST by NWS Portland OR
Event:
Hazardous Seas Warning
Urgency:
Expected
Effective:
December 23, 2024 - 6:54pm
Expires:
December 24, 2024 - 11:00am
Description:
* WHAT...For the Gale Warning, seas 17 to 20 ft at 18 seconds and
south winds 15 to 25 kt with gusts up to 37 kt expected. For the
Hazardous Seas Warning, seas 15 to 18 ft at 15 to 17 seconds.
* WHERE...In the Main Channel of the Columbia River Bar.
* WHEN...Gale Warning, until 4 AM PST Tuesday. Hazardous Seas
Warning, from 4 AM Tuesday to 1 AM PST Wednesday.
* IMPACTS...Strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility.
* ADDITIONAL DETAILS...Ebb current of 2.54 kt at 1053 PM Monday.
Seas 12 to 16 ft. Ebb current of 3.76 kt at 1149 AM Tuesday.
Seas 13 to 17 ft. Ebb current of 2.23 kt at 1157 PM Tuesday.
Seas 12 to 15 ft.
Instruction:
A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.
Area Description:
Columbia River Bar
Forcast Office:
NWS Portland OR