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Hazardous Seas Warning
ActiveCoastal waters from Cape Falcon to Cape Foulweather OR out 10 nm; Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 nm
Starts
Ends
Issued
Severity
Moderate
Urgency
Expected
Certainty
Likely
Details
* WHAT...For the Small Craft Advisory, seas 10 to 14 ft at 14 seconds and south winds 20 to 30 kt with gusts up to 35 kt. For the Hazardous Seas Warning, very steep and hazardous seas 14 to 17 ft at 14 seconds and south winds 25 to 30 kt with gusts up to 35 kt expected. For the Gale Watch, seas 14 to 18 ft at 13 seconds and south winds 25 to 30 kt with gusts up to 40 kt possible.
* WHERE...Coastal waters from Cape Falcon to Cape Foulweather OR out 10 NM and Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM.
* WHEN...Small Craft Advisory, until 1 PM PST this afternoon. Hazardous Seas Warning, from 1 PM this afternoon to 7 PM PST this evening. Gale Watch, from this evening through Wednesday afternoon.
* IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility.
* ADDITIONAL DETAILS...Isolated gale force wind gusts expected after 7 AM PST today.
Instructions
A Gale Watch is issued when the risk of gale force winds of 34 to 47 knots has significantly increased, but the specific timing and/or location is still uncertain. It is intended to provide additional lead time for mariners who may wish to consider altering their plans.
Data from the National Weather Service
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