Get Forecast Bar
Weather alerts on your iPhone
Back to All Alerts
Hazardous Seas Warning
ActiveCoastal waters from Florence to Cape Blanco OR out 10 nm; Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm; Waters from Florence to Cape Blanco OR from 10 to 60 nm; Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm
Status
In Progress
Started 44 minutes ago
Ends
Issued
Severity
Moderate
Urgency
Expected
Certainty
Likely
Details
* WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 25 to 30 ft at 18 seconds. For the Storm Warning, south winds 35 to 45 kt with gusts up to 60 kt and chaotic, very steep, hazardous seas 19 to 24 ft expected.
* WHERE...All the area.
* WHEN...For the Hazardous Seas Warning, until 1 PM PST this afternoon. For the Storm Warning, from 1 PM Saturday to 1 AM PST Sunday.
* IMPACTS...Very strong winds and very steep seas could capsize or damage vessels. Visibilities will be significantly reduced.
* ADDITIONAL DETAILS...Following this afternoon and tonight's strong front, another round of very high westerly swell, peaking at 20 to 25 feet at 16 seconds will move in Sunday into Monday. Please continue to monitor the forecast for updates on this high impact weather pattern.
Instructions
Mariners should remain in port, alter course, and/or secure the vessel for very strong winds and very steep and hazardous seas.
Data from the National Weather Service
Service provided by Forecast Bar