NOAA Atlantic Forecast 9 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 to NWS Ocean Prediction Center, Washington, D.C. 432 AM EDT, Thursday, July 9, 2026. New England Continental Shelf and Slope Waters from 60 nautical miles offshore to the Hague Line, except to a thousand 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 898-205D 432 AM EDT Thursday, July 9, 2026. Synopsis for New England waters. High pressure will build into the area this morning, then shift east later today. A weak cold front will approach the coast late today, then move east across the waters tonight into Friday while dissipating. Another cold front will move to the New England coast Friday, then slowly push east and southeast across the area Friday night into Saturday. High pressure will build southeast across the region Saturday night, then persist through Monday night. Offshore waters forecast NWS Ocean Prediction Center, Washington, D.C. 436 AM EDT, Thursday, July 9, 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 fathomline 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 899-0925T 436 AM EDT, Thursday, July 9, 2026. Synopsis for mid-Atlantic waters. A stationary front off the Carolinas will persist this morning, then slowly lift north as a warm front later today and tonight while dissipating. North of the front, an area of high pressure off the Delmarva coast, will shift east of the waters later today. A cold front will approach from the northwest tonight into Friday, then move east and southeast into the northern waters late Friday and Friday night while dissipating. The next cold front will approach from the northwest Friday night, then move southeast across the area Saturday and Saturday night before again stalling off the Carolinas Sunday through Monday 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.