* WHAT...North winds 20 to 30 kt with gusts up to 35 kt and seas 6 to 11 feet.
* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Massachusetts Bay and Ipswich Bay.
* WHEN...Until 2 PM EDT Friday.
* IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility.