* WHAT...East winds 20 to 30 kt with gusts up to 40 kt and seas 9 to 12 feet.
* WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Massachusetts Bay and Ipswich Bay. In Atlantic coastal waters, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM.
* WHEN...Until 8 PM EDT this evening.
* IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility.