690 FZUS71 KBOX 131642 MWSBOX Marine Weather Statement National Weather Service Boston/Norton MA 1242 PM EDT Thu Aug 13 2026 ANZ231-250-251-131745- 1242 PM EDT Thu Aug 13 2026 ...A STRONG THUNDERSTORM OVER THE WATERS... The areas affected include... Cape Cod Bay... Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary... Massachusetts Bay and Ipswich Bay... At 1242 PM EDT, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots. This thunderstorm was located over Ocean Bluff-Brant Rock, moving east at 15 knots. Locations impacted include... Race Point, Ocean Bluff-Brant Rock, and Green Harbor. PRECAUTIONARY/PREPAREDNESS ACTIONS... Expect gusty winds to around 30 knots...briefly rough seas and lightning strikes. Consider heading for safe harbor until this storm passes. && LAT...LON 4215 7008 4209 7011 4207 7023 4203 7021 4206 7017 4206 7012 4189 7019 4204 7067 4205 7068 4206 7065 4208 7064 4210 7066 4209 7067 4210 7067 4211 7066 4215 7069 4223 7066 $$ FT