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Hazardous Seas Warning
ActiveColumbia River Bar
Status
In Progress
Started about 2 hours ago
Ends
Issued
Severity
Moderate
Urgency
Expected
Certainty
Likely
Details
* WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 23 to 28 ft at 19 seconds and south winds 25 to 35 kt with gusts up to 40 kt. For the Storm Warning, seas 18 to 22 ft at 14 seconds and south winds 30 to 40 kt with gusts up to 50 kt expected.
* WHERE...In the Main Channel of the Columbia River Bar.
* WHEN...Hazardous Seas Warning, until 4 PM PST this afternoon. Storm Warning, from 4 PM this afternoon to 4 AM PST Sunday.
* IMPACTS...Very strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility.
* ADDITIONAL DETAILS...Ebb current of 2.21 kt at 727 AM Saturday. Seas 17 to 23 ft. Ebb current of 4.5 kt at 718 PM Saturday. Seas 14 to 18 ft. Ebb current of 4.5 kt at 718 PM Saturday. Seas 12 to 16 ft.
Instructions
A Storm Warning means winds of 48 to 63 knots are imminent or occurring. Recreational boaters should remain in port, or take shelter until winds and waves subside. Commercial vessels should prepare for very strong winds and dangerous sea conditions, and consider remaining in port or taking shelter in port until winds and waves subside.
Data from the National Weather Service
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