Moderate Hazardous Seas Warning | Effective 06/18/2026 01:45

Headline: 
Hazardous Seas Warning issued June 18 at 1:45AM PDT until June 19 at 5:00AM PDT by NWS Medford OR
Event: 
Hazardous Seas Warning
Urgency: 
Expected
Effective: 
June 18, 2026 - 1:45am
Expires: 
June 18, 2026 - 2:45pm
Description: 
* WHAT...North winds 20 to 30 kt with gusts to 35 kt and very steep and hazardous seas 7 to 12 ft. Winds ease tonight to 20 to 25 kt and seas lower some, but remain steep to very steep 7 to 10 ft. * WHERE...Very steep and hazardous seas are expected south of Coos Bay through this afternoon, retreating to beyond 20 nm from shore this evening. * WHEN...For the Hazardous Seas Warning, until 5 AM PDT Friday. For the Small Craft Advisory, until 5 AM PDT Saturday. * 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 Florence to Cape Blanco OR from 10 to 60 nm
Forcast Office: 
NWS Medford OR