* WHAT...Very steep and hazardous seas 7 to 12 feet and north winds 15 to 25 kt with gusts up to 40 kt.
* WHERE...Coastal waters from Pt. St. George to Cape Mendocino CA out 10 nm.
* WHEN...Until 6 AM PDT Thursday.
* IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels.