< Hazardous Seas Warning - Moderate | Effective 05/26/2026 01:27

Hazardous Seas Warning - Moderate | Effective 05/26/2026 01:27

Headline: 
Hazardous Seas Warning issued May 26 at 1:27AM PDT until May 26 at 11:00AM PDT by NWS Portland OR
Event: 
Hazardous Seas Warning
Urgency: 
Expected
Effective: 
May 26, 2026 - 1:27am
Expires: 
May 26, 2026 - 5:30pm
Description: 
* WHAT...For the Hazardous Seas Warning, very steep and hazardous seas around 13 to 15 ft at 14 seconds and east winds 5 kt or less. For the Small Craft Advisory, rough bar conditions expected. Northwest winds 10 to 15 kt. Seas 12 to 14 ft subsiding to 8 ft Wednesday morning. * WHERE...In the Main Channel of the Columbia River Bar. * WHEN...Hazardous Seas Warning, until 11 AM PDT this morning. Small Craft Advisory, from 11 AM this morning to 11 PM PDT this evening. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. * ADDITIONAL DETAILS...Ebb current of 4.57 kt at 149 AM Tuesday. Seas 12 to 14 ft. Ebb current of 3.08 kt at 203 PM Tuesday. Seas 11 to 13 ft. Ebb current of 5.02 kt at 237 AM Wednesday. Seas 8 to 9 ft.
Instruction: 
A Hazardous Seas Warning means hazardous sea conditions are imminent or occurring. Recreational boaters should remain in port, or take shelter until waves subside. Commercial vessels should prepare for rough seas and consider remaining in port or taking shelter in port until hazardous seas subside.
Area Description: 
Columbia River Bar
Forcast Office: 
NWS Portland OR