OFFICIAL WEATHER ALERT · UPCOMING

Hazardous Seas Warning

Hazardous Seas Warning issued November 5 at 12:58PM PST until November 7 at 4:00AM PST by NWS Portland OR

Moderate

What is happening

* WHAT...For the Small Craft Advisory, seas 10 to 14 ft at 17 seconds and south winds 15 to 25 kt. For the Hazardous Seas Warning, very steep and hazardous seas 15 to 17 ft at 16 seconds and south winds 15 to 25 kt expected. * WHERE...Coastal waters from Cape Foulweather to Florence OR out 10 NM and Waters from Cape Foulweather to Florence OR from 10 to 60 NM. * WHEN...Small Craft Advisory, until 10 AM PST Friday. Hazardous Seas Warning, from 10 AM Friday to 4 AM PST Saturday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels.

Official instructions

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.

Original message from NWS Portland OR. Wording is preserved from the source.

Source information

Open official source

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Understand the warning