NOAA Atlantic Forecast 15 Jul 2026

NOAA Atlantic Forecast

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Issued by the U.S. National Weather Service, NWS, a division of the National Oceanic and Atmospheric Administration, NOAA for the Western North Atlantic Ocean. Offshore waters forecast NWS Ocean Prediction Center, Washington, D.C. 421 AM EDT, Wednesday, July 15, 2026. New England Continental Shelf and Slope Waters from 60 nautical miles offshore to the Hague Line, except to 1,000 fathom line south of New England. Seas given as significant wave height, which is the average height of the highest one-third of the waves. Individual waves may be more than twice the significant wave height. Locally higher winds and seas can be expected in and near thunderstorms. ANZ eight nine eight-fift two two two two two two two two two two two two oh three Z four twenty one AM EDT. Wednesday, july fifteenth, twenty twenty six. Synopsis for New England waters. A pair of low pressure troughs will cross the area today. A cold front moves southeast across the waters later today and tonight. A series of low pressure troughs will move over the area Thursday and Thursday night. A weak cold front will move east across the waters Friday. High pressure will build into the area Friday and Friday night, then shift east of the region Saturday and Saturday night as a warm front lifts north over the waters. Low pressure will move northeast along the coast Saturday night and Sunday while pulling a cold front over the area, then pass northeast of the region Sunday night as the front moves south of the area. Offshore waters forecast, NWS Ocean Prediction Center, Washington, D.C. 421 AM EDT. Wednesday, July 15, 2026, West Central North Atlantic Continental Shelf and Slope Waters beyond 60 nautical miles to 250 nautical miles offshore, including south of Georgia's bank from 1,000 fathom line to 250 nautical miles offshore. Seas given as significant wave height, which is the average height of the highest one-third of the waves. Individual waves may be more than twice the significant wave height. Locally higher winds and seas can be expected in and near thunderstorms. ANZ 899-FuinFiv203 421 AM EDT Wednesday, July 15, 2026. Synopsis for mid-Atlantic waters. A high pressure ridge will move slowly south over the region today into tonight, then weaken while moving south of the area Thursday. A stationary front will remain over the south waters today as weak low pressure areas track east along the boundary. The front will dissipate tonight as a weak low pressure trough forms along the coast and continues through Sunday night. A cold front will move slowly south and southeast into the north waters late tonight into Thursday, while weakening, then dissipate Thursday night. Another cold front will move southeast over the northern waters Thursday night, then stall over the central waters Friday and Friday night. The front will then lift north as a warm front Saturday and Saturday night. Yet another cold front will move over the waters Sunday into Sunday night. Issued by the U.S. National Weather Service, NWS, a division of the National Oceanic and Atmospheric Administration, NOAA for the Western North Atlantic Ocean. Thank you for listening.