SMWBOX The National Weather Service in Boston/Norton has issued a * Special Marine Warning for. Boston Harbor. Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. Massachusetts Bay and Ipswich Bay. * Until 215 PM EDT. * At 115 PM EDT, strong thunderstorms were located along a line extending from 8 nm northwest of Revere to 9 nm west of Boston to 20 nm west of Quincy, moving east at 35 knots. HAZARD. Wind gusts to 40 knots and small hail. SOURCE. Radar. IMPACT. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include. Eastern Point Ma, Boston Light, The Coastal Waters East Of Cape Ann, Mass Bay Buoy 44029, Sandy Bay, Marblehead Neck, Broad Sound, Minot Light, Boston Harbor, Beverly Harbor, Boston Buoy 44013, Thatcher Island, Jeffreys Ledge Buoy 44098, Quincy Harbor, Essex Bay, and Scituate Harbor.

* WHAT. Southwest winds 10 to 15 kt with gusts up to 25 kt and seas 1 to 3 feet expected. * WHERE. Portions of Massachusetts coastal waters and Rhode Island coastal waters. * WHEN. From 8 AM this morning to 8 PM EDT this evening. * IMPACTS. Conditions will be hazardous to small craft. * ADDITIONAL DETAILS. Late afternoon and evening thunderstorms could bring strong gusty winds and frequent lightning.

* WHAT. South winds 10 to 20 kt with gusts up to 25 kt and seas 2 to 4 feet expected. * WHERE. Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN. From 11 AM this morning to 11 PM EDT this evening. * IMPACTS. Conditions will be hazardous to small craft.