Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 241116 CWFBOX Coastal Waters Forecast National Weather Service Boston/Norton MA 716 AM EDT Sun Mar 24 2019 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-250000- 716 AM EDT Sun Mar 24 2019 .Synopsis for Massachusetts and Rhode Island coastal waters... High pressure builds into the Mid Atlc today. A cold front then sweeps across the waters Mon followed by high pressure Tue and Wed. 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. $$ ANZ250-250000- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 716 AM EDT Sun Mar 24 2019 .TODAY...W winds 15 to 20 kt, becoming SW 10 to 15 kt this afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. .TONIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 4 ft. .MON...N winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .MON NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. .TUE...N winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...N winds 10 to 15 kt. Gusts up to 25 kt after midnight. Seas 3 to 5 ft. .WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .WED NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. .THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-250000- Massachusetts Bay and Ipswich Bay- 716 AM EDT Sun Mar 24 2019 .TODAY...W winds 10 to 15 kt with gusts up to 25 kt, becoming SW 5 to 10 kt this afternoon. Seas 2 to 4 ft. .TONIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .MON...NW winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt after midnight. Seas 2 to 3 ft. .TUE...N winds 5 to 10 kt. Seas 2 to 3 ft. .TUE NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. .WED...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. .WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft. .THU...S winds 10 to 15 kt. Seas 2 to 4 ft. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 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. $$ ANZ231-250000- Cape Cod Bay- 716 AM EDT Sun Mar 24 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TONIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .MON...N winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...SE winds around 5 kt, becoming N with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .TUE...N winds 5 to 10 kt. Seas 2 to 3 ft. .TUE NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .WED NIGHT...S winds around 5 kt. Seas around 2 ft. .THU...S winds 5 to 10 kt. Seas 2 to 3 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-250000- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 716 AM EDT Sun Mar 24 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...W winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 6 ft. .TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .MON...NW winds 10 to 15 kt, becoming N 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .MON NIGHT...NE winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. .TUE...N winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 3 to 5 ft. .TUE NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 25 kt after midnight. Seas 3 to 5 ft. .WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft. .THU...SE winds 5 to 10 kt. Seas 2 to 4 ft. .THU NIGHT...S 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. $$ ANZ255-250000- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 716 AM EDT Sun Mar 24 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...W winds 10 to 15 kt with gusts up to 30 kt. Seas 4 to 6 ft. .TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 6 ft. .MON...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas 3 to 5 ft. .MON NIGHT...E winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. .TUE...N winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 3 to 5 ft. .TUE NIGHT...NE winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 25 kt after midnight. Seas 3 to 5 ft. .WED...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 5 to 10 kt. Seas 2 to 4 ft. .THU...SE winds 5 to 10 kt. Seas 2 to 4 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-250000- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 716 AM EDT Sun Mar 24 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...W winds 10 to 15 kt, becoming SW 15 to 20 kt this afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. .TONIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. .MON...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas 2 to 4 ft. .MON NIGHT...E winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft. .TUE...N winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 3 to 5 ft. .TUE NIGHT...NE winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 25 kt after midnight. Seas 3 to 4 ft. .WED...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 5 to 10 kt. Seas 2 to 4 ft. .THU...SE winds 5 to 10 kt. Seas 2 to 4 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 4 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. $$ ANZ232-250000- Nantucket Sound- 716 AM EDT Sun Mar 24 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .MON...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas around 2 ft. .MON NIGHT...E winds 5 to 10 kt, becoming N after midnight. Seas 2 to 3 ft. .TUE...N winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .TUE NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 25 kt after midnight. Seas 2 to 3 ft. .WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. .THU...SE winds 5 to 10 kt. Seas around 2 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-250000- Vineyard Sound- 716 AM EDT Sun Mar 24 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...W winds 10 to 15 kt, becoming SW 15 to 20 kt this afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. .TONIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Gusts up to 20 kt. Seas 2 to 4 ft. .MON...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas 2 to 3 ft. .MON NIGHT...E winds 5 to 10 kt, becoming N with gusts up to 20 kt after midnight. Seas around 2 ft. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas around 2 ft. .TUE NIGHT...NE winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. .WED...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. .THU...SE winds 5 to 10 kt. Seas around 2 ft. .THU NIGHT...S winds 5 to 10 kt. Seas around 2 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. $$ ANZ234-250000- Buzzards Bay- 716 AM EDT Sun Mar 24 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 4 ft. .MON...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas around 2 ft. .MON NIGHT...SE winds 5 to 10 kt, becoming N with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .TUE...N winds 5 to 10 kt. Seas 2 to 3 ft. .TUE NIGHT...N winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas around 2 ft. .WED...NE winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less. .THU...S winds 5 to 10 kt. Seas around 2 ft. .THU NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-250000- Rhode Island Sound- 716 AM EDT Sun Mar 24 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...W winds 10 to 15 kt, becoming SW 15 to 20 kt this afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. .TONIGHT...SW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 3 to 5 ft. .MON...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas 2 to 4 ft. .MON NIGHT...E winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 25 kt after midnight. Seas 2 to 3 ft. .WED...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. .THU...SE winds 5 to 10 kt. Seas 2 to 3 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 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. $$ ANZ237-250000- Block Island Sound- 716 AM EDT Sun Mar 24 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .TONIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Gusts up to 20 kt. Seas 2 to 4 ft. .MON...N winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...W winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .TUE...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .WED...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. .THU...SE winds 5 to 10 kt. Seas 2 to 3 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-250000- Boston Harbor- 716 AM EDT Sun Mar 24 2019 .TODAY...W winds 5 to 10 kt with gusts up to 20 kt. Waves around 2 ft. .TONIGHT...W winds 5 to 10 kt. Waves around 2 ft. .MON...NW winds 5 to 10 kt. Waves 1 foot or less. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less. .TUE...N winds 5 to 10 kt. Waves 1 foot or less. .TUE NIGHT...N winds 5 to 10 kt. Waves 1 foot or less. .WED...NE winds 5 to 10 kt. Waves 1 foot or less. .WED NIGHT...S winds around 5 kt. Waves 1 foot or less. .THU...S winds 5 to 10 kt. Waves 1 foot or less. .THU NIGHT...S winds around 10 kt. Waves 1 foot or less. 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. $$ ANZ236-250000- Narragansett Bay- 716 AM EDT Sun Mar 24 2019 .TODAY...W winds 5 to 10 kt, becoming SW 10 to 15 kt this afternoon. Gusts up to 25 kt. Waves 2 to 3 ft. .TONIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves 2 to 3 ft. .MON...N winds 5 to 10 kt. Waves 2 to 3 ft. .MON NIGHT...W winds around 5 kt, becoming N after midnight. Waves around 2 ft. .TUE...N winds 5 to 10 kt. Waves around 2 ft. .TUE NIGHT...N winds 5 to 10 kt. Gusts up to 20 kt after midnight. Waves around 2 ft. .WED...NE winds 5 to 10 kt. Waves 1 foot or less. .WED NIGHT...SE winds around 5 kt. Waves around 2 ft. .THU...S winds 5 to 10 kt. Waves around 2 ft. .THU NIGHT...S winds around 5 kt. Waves around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ For the latest updates, please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/NWSBoston You can follow us on Twitter at @NWSBoston

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