Small Craft Advisory issued August 24 at 1:20PM PDT until August 24 at 8:00PM PDT by NWS Portland OR

Columbia River Bar

Urgency: Expected

Certainty: Likely

Onset: 8/24/2026, 8:20:00 PM

Expires: 8/25/2026, 3:00:00 AM

Details

* WHAT...Rough bar conditions expected. North winds 15 to 20 kt with gusts up to 25 kt. * WHERE...In the Main Channel of the Columbia River Bar. * WHEN...From 8 AM this morning to 8 PM PDT this evening. * 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 2.35 kt at 318 PM Monday. Seas 4 to 5 ft. Ebb current of 4.80 kt at 330 AM Tuesday. Seas 3 ft. Ebb current of 2.89 kt at 442 PM Tuesday. Seas 4 to 5 ft.

What 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.

Other Active Small Craft Advisory Alerts

Small Craft Advisory issued August 24 at 4:52PM EDT until August 25 at 12:00AM EDT by NWS Cleveland OH

Avon Point to Willowick OH; Willowick to Geneva-on-the Lake OH; Geneva-on-the-Lake to Conneaut OH; Conneaut OH to Ripley NY

Small Craft Advisory issued August 24 at 4:52PM EDT until August 24 at 5:00PM EDT by NWS Cleveland OH

The Islands to Vermilion OH; Vermilion to Avon Point OH

Small Craft Advisory issued August 24 at 1:24PM PDT until August 26 at 3:00PM PDT by NWS Los Angeles/Oxnard CA

Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands; Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands

Small Craft Advisory issued August 24 at 1:24PM PDT until August 26 at 3:00PM PDT by NWS Los Angeles/Oxnard CA

Point Piedras Blancas to Point Sal from 10 to 60 NM

Small Craft Advisory issued August 24 at 4:22PM EDT until August 24 at 5:00PM EDT by NWS Marquette MI

Marquette to Munising MI

Source: National Weather Service.