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Active official alertUpdated

Hazardous Seas Warning for Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm

Official alert fields

What you need to know

Effective
Ends or expires
Official severity
Moderate
Official urgency
Expected
Official certainty
Likely

What is happening

What: Very steep and hazardous seas 10 to 14 feet and north winds 20 to 25 kt with gusts up to 35 kt expected. Impacts: Very steep and hazardous seas could capsize or cause damage to vessels. Where: Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm. When: Until 6 PM PDT this evening.

What the bulletin says to do

Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside.

Full official description

Bulletin details

* WHAT...Very steep and hazardous seas 10 to 14 feet and north winds 20 to 25 kt with gusts up to 35 kt expected. * WHERE...Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm. * WHEN...Until 6 PM PDT this evening. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

2 captured
  1. Alert

    Hazardous Seas Warning issued October 12 at 2:56AM PDT until October 12 at 12:00PM PDT by NWS Eureka CA

    Official revision
  2. Alert

    Hazardous Seas Warning issued October 12 at 2:56AM PDT until October 12 at 6:00PM PDT by NWS Eureka CA

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Eureka CA. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections