Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 171425 CWFBOX Coastal Waters Forecast National Weather Service Boston/Norton MA 1025 AM EDT Mon Jun 17 2019 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-180315- 1025 AM EDT Mon Jun 17 2019 .Synopsis for Massachusetts and Rhode Island coastal waters... Weak high pressure builds across the waters today bringing a light shifting wind. Disturbances moving along the stalled frontal boundary south of the waters will bring periods of showers later tonight through Friday. Widely scattered thunderstorms are possible on Tuesday. For information on possible hazardous weather beyond the 24-36 hour forecast period, please visit www.weather.gov/boston and follow the Current Hazards link above the map on the left. $$ ANZ250-180315- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...N winds 5 to 10 kt, becoming E. Seas 2 to 3 ft. .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Patchy fog. Vsby 1 to 3 NM. .TUE...SE winds 5 to 10 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .WED NIGHT...E winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .THU...E winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely. .THU NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft. Showers. .FRI...NE winds 5 to 10 kt. Seas 3 to 5 ft. Showers likely. .FRI NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-180315- Massachusetts Bay and Ipswich Bay- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...N winds around 5 kt, becoming E. Seas 1 foot or less. .TONIGHT...S winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas 1 foot or less. Patchy fog. Vsby 1 to 3 NM. .TUE...SE winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 1 foot or less. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT...SE winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .WED NIGHT...E winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .THU...E winds 5 to 10 kt. Seas around 2 ft. Showers likely. .THU NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Showers with a chance of tstms. .FRI...N winds 5 to 10 kt. Seas 2 to 4 ft. Showers likely. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ231-180315- Cape Cod Bay- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...NE winds 5 to 10 kt. Seas 1 foot or less. .TONIGHT...S winds around 5 kt. Seas 1 foot or less. Patchy fog. A chance of showers. .TUE...SE winds 5 to 10 kt. Seas 1 foot or less. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT...SE winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas 1 foot or less. A chance of showers. .WED...E winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .WED NIGHT...E winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .THU...E winds 5 to 10 kt. Seas around 2 ft. Showers likely. .THU NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Showers. .FRI...N winds 5 to 10 kt. Seas around 2 ft. Showers likely. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-180315- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...N winds around 5 kt. Seas 2 to 4 ft. .TONIGHT...S winds around 5 kt. Seas 2 to 4 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE...SE winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT...SE winds 5 to 10 kt, becoming E after midnight. Seas 2 to 3 ft. A chance of showers. .WED...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .THU...E winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .THU NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft. Showers. .FRI...NW winds 5 to 10 kt. Seas 3 to 5 ft. Showers likely. .FRI NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ255-180315- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1025 AM EDT Mon Jun 17 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY... .THIS AFTERNOON...N winds around 5 kt, becoming NE. Seas 3 to 5 ft. .TONIGHT...SE winds around 5 kt. Seas 2 to 4 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...E winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE NIGHT...E winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas 2 to 3 ft. Showers likely. Vsby 1 to 3 NM. .WED...SE winds 5 to 10 kt. Seas 2 to 4 ft. Showers likely. .WED NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. Showers likely. .THU...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas 3 to 5 ft. Showers. .FRI...NW winds 5 to 10 kt. Seas 4 to 6 ft. Showers likely. .FRI NIGHT...NW winds around 10 kt. Seas 4 to 6 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-180315- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1025 AM EDT Mon Jun 17 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY... .THIS AFTERNOON...N winds around 5 kt, becoming SE. Seas around 4 ft. .TONIGHT...SE winds around 5 kt. Seas 3 to 4 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...E winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .WED...SE winds 5 to 10 kt. Seas 3 to 4 ft. Showers likely. .WED NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. .THU...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. .THU NIGHT...S winds around 10 kt. Seas 3 to 5 ft. Showers likely. .FRI...NW winds around 10 kt. Seas 4 to 6 ft. Showers likely. .FRI NIGHT...NW winds 5 to 10 kt. Seas 5 to 6 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ232-180315- Nantucket Sound- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...N winds around 5 kt, becoming E. Seas around 2 ft. .TONIGHT...S winds around 5 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE...SE winds 5 to 10 kt. Seas around 2 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE NIGHT...E winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas around 2 ft. A chance of showers. .WED...E winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft. Showers likely. .WED NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely. .THU...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Showers. .FRI...NW winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-180315- Vineyard Sound- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...N winds around 5 kt, becoming E. Seas 2 to 3 ft. .TONIGHT...S winds around 5 kt. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...SE winds 5 to 10 kt. Seas around 2 ft. Patchy fog. Showers likely. .TUE NIGHT...E winds around 5 kt. Seas around 2 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Seas around 2 ft. Showers likely. .WED NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .THU...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Showers. .FRI...NW winds 5 to 10 kt. Seas 2 to 4 ft. Showers likely. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ234-180315- Buzzards Bay- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...N winds around 5 kt, becoming E. Seas 2 to 3 ft. .TONIGHT...S winds around 5 kt. Seas around 2 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...E winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft. Patchy fog. Showers likely. .TUE NIGHT...E winds around 5 kt. Seas around 2 ft. A chance of showers. .WED...E winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft. Showers likely. .WED NIGHT...SE winds 5 to 10 kt, becoming E after midnight. Seas 2 to 3 ft. A chance of showers. .THU...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Showers. .FRI...NW winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-180315- Rhode Island Sound- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...N winds around 5 kt, becoming SE around 5 kt. Seas 2 to 4 ft. .TONIGHT...SE winds around 5 kt. Seas around 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...E winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE NIGHT...E winds around 5 kt. Seas 2 to 3 ft. Patchy fog. Showers likely. .WED...E winds around 5 kt, becoming SE in the afternoon. Seas 2 to 3 ft. Showers likely. .WED NIGHT...E winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .THU...E winds 5 to 10 kt. Seas 3 to 4 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. Showers likely. .FRI...NW winds 5 to 10 kt. Seas 3 to 5 ft. Showers likely. .FRI NIGHT...NW winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ237-180315- Block Island Sound- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...N winds around 5 kt, becoming S around 5 kt. Seas 2 to 4 ft. .TONIGHT...SE winds around 5 kt. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...E winds 5 to 10 kt. Seas around 2 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE NIGHT...E winds around 5 kt. Seas around 2 ft. Patchy fog. Showers likely. .WED...E winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely. .WED NIGHT...E winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .THU...E winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. Showers likely. .FRI...NW winds 5 to 10 kt. Seas 3 to 5 ft. Showers likely. .FRI NIGHT...NW winds 5 to 10 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-180315- Boston Harbor- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...NE winds around 5 kt, becoming E. Waves 1 foot or less. .TONIGHT...S winds around 5 kt. Waves 1 foot or less. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE...SE winds around 5 kt. Waves 1 foot or less. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT...SE winds around 5 kt. Waves 1 foot or less. A chance of showers. .WED...E winds 5 to 10 kt. Waves 1 foot or less. A chance of showers. .WED NIGHT...E winds 5 to 10 kt. Waves 1 foot or less. A chance of showers. .THU...E winds around 5 kt. Waves 1 foot or less. Showers likely. .THU NIGHT...SE winds around 5 kt. Waves 1 foot or less. Showers with a chance of tstms. .FRI...N winds 5 to 10 kt. Waves 1 foot or less. Showers likely. .FRI NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less. A chance of showers. Winds and waves higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ236-180315- Narragansett Bay- 1025 AM EDT Mon Jun 17 2019 .THIS AFTERNOON...N winds around 5 kt, becoming SE. Waves 2 to 3 ft. .TONIGHT...S winds 5 to 10 kt, becoming SE after midnight. Waves 2 to 3 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE...E winds around 5 kt, becoming SE in the afternoon. Waves around 2 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE NIGHT...E winds around 5 kt. Waves around 2 ft. Patchy fog. A chance of showers. .WED...E winds around 5 kt, becoming SE in the afternoon. Waves around 2 ft. A chance of showers. .WED NIGHT...E winds 5 to 10 kt. Waves 2 to 3 ft. A chance of showers. .THU...E winds 5 to 10 kt. Waves 2 to 3 ft. Showers likely. .THU NIGHT...S winds 5 to 10 kt. Waves 2 to 3 ft. Showers. .FRI...NW winds 5 to 10 kt. Waves 2 to 3 ft. Showers likely. .FRI NIGHT...NW winds 5 to 10 kt. Waves 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/us.nationalweatherservice.boston.gov You can follow us on Twitter at @NWSBoston

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