Moderate Hazardous Seas Warning | Effective 10/18/2026 13:34

Headline: 
Hazardous Seas Warning issued October 18 at 1:34PM PDT until October 18 at 5:00PM PDT by NWS Medford OR
Event: 
Hazardous Seas Warning
Urgency: 
Expected
Effective: 
October 18, 2026 - 1:34pm
Expires: 
October 19, 2026 - 2:45am
Description: 
* WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 9 to 11 ft at 12 seconds. For the first and second Small Craft Advisory, north winds 15 to 20 kt with gusts up to 25 kt and seas 9 to 11 ft at 12 seconds. * WHERE...All the waters south of Cape Blanco and beyond 10 nm from shore. * WHEN...For the Hazardous Seas Warning, until 5 PM PDT this afternoon. For the Small Craft Advisory, until 8 PM PDT Tuesday. * IMPACTS...Very steep and hazardous seas could capsize or damage vessels. Bar crossings will become especially treacherous. * View the hazard area in detail at https://go.usa.gov/x6hks
Instruction: 
Recreational boaters should remain in port. Commercial vessels should prepare for very steep seas and consider remaining in port until conditions improve.
Area Description: 
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm
Forcast Office: 
NWS Medford OR
Sender: 
w-nws.webmaster@noaa.gov