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Small Craft Advisory
ActiveColumbia River Bar
Starts
Ends
Issued
Severity
Minor
Urgency
Expected
Certainty
Likely
Details
* WHAT...Rough bar conditions expected. Northwest winds around 20 kt with gusts up to 25 kt. Seas 6 ft building to 8 to 9 ft Friday afternoon. Ebb tide cycles may lead to locally higher seas.
* WHERE...In the Main Channel of the Columbia River Bar.
* WHEN...From 11 AM to 6 PM PDT Friday.
* IMPACTS...Conditions will be hazardous to small craft, especially when operating near to, or attempting to cross, the Columbia River Bar.
* ADDITIONAL DETAILS...Ebb current of 5.19 kt at 355 PM Thursday. Seas 6 ft. Ebb current of 4.92 kt at 412 AM Friday. Seas 5 ft. Strong ebb current of 5.72 kt at 437 PM Friday. Seas 9 to 10 ft.
Instructions
A Small Craft Advisory means that wave conditions are expected to be hazardous to small craft in the vicinity of the Columbia River Bar. Mariners are advised to obtain the latest bar conditions from the United States Coast Guard before attempting to cross the bar.
Data from the National Weather Service
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