Small Craft Advisory for Columbia River Bar
Official alert fields
What you need to know
- Applies to
- Coastal waters from Cape Shoalwater WA to Cape Falcon OR out 10 nm, Columbia River Bar, Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to 60 nm
- Effective
- Ends or expires
- Official severity
- Minor
- Official urgency
- Expected
- Official certainty
- Likely
What is happening
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. Impacts: Conditions will be hazardous to small craft, especially when operating near to, or attempting to cross, the Columbia...
What the bulletin says to do
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.
Full official description
Bulletin 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.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Small Craft Advisory issued October 8 at 12:50PM PDT until October 9 at 2:00PM PDT by NWS Portland OR
Official revision - Alert
Small Craft Advisory issued October 8 at 12:50PM PDT until October 9 at 2:00PM PDT by NWS Portland OR
Official revision - Alert
Small Craft Advisory issued October 8 at 12:50PM PDT until October 9 at 6:00PM PDT by NWS Portland OR
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Portland OR. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected