Coastal Waters Forecast
Issued by NWS Boston, MA

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289 FZUS51 KBOX 140527 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 127 AM EDT Mon Jun 14 2021 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-141800- 127 AM EDT Mon Jun 14 2021 .Synopsis for Massachusetts and Rhode Island coastal waters... High pressure builds offshore tonight. A cold front moves across the waters late tonight and into Monday. Another cold front moves through on Tuesday. High pressure builds over the waters Wednesday into Friday. For additional information on possible hazardous weather for the week ahead, please visit www.weather.gov/boston/ehwo $$ ANZ250-141800- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. .MON...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Showers likely. .MON NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Patchy fog. Showers likely. Vsby 1 NM or less. .TUE...S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 NM or less. .TUE NIGHT...SW winds around 10 kt, becoming W after midnight. Seas 2 to 3 ft. A chance of showers. .WED AND WED NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft. .THU THROUGH FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-141800- Massachusetts Bay and Ipswich Bay- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds around 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. .MON...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Showers likely. .MON NIGHT...SE winds 10 to 15 kt, becoming S 5 to 10 kt after midnight. Gusts up to 20 kt. Seas 2 to 4 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Showers likely. .TUE NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft. A chance of showers. .WED AND WED NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .THU THROUGH FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 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. $$ ANZ231-141800- Cape Cod Bay- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds around 10 kt. Seas around 2 ft. .MON...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A chance of showers. .MON NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT THROUGH WED NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .THU THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-141800- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds around 10 kt. Seas 3 to 4 ft. Patchy fog. .MON...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers. .MON NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Patchy fog. A chance of showers. Vsby 1 NM or less. .TUE...S winds around 10 kt. Seas 3 to 4 ft. Patchy fog. A chance of showers. Vsby 1 NM or less. .TUE NIGHT THROUGH WED NIGHT...NW winds 5 to 10 kt. Seas 3 to 5 ft. .THU...W winds 5 to 10 kt. Seas 3 to 5 ft. .THU NIGHT THROUGH FRI NIGHT...SW 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. $$ ANZ255-141800- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds 5 to 10 kt. Seas around 3 ft. Patchy fog. .MON...S winds around 10 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers. .MON NIGHT...SE winds around 10 kt. Gusts up to 20 kt in the evening. Seas 3 to 4 ft. Patchy fog. A chance of showers. Vsby 1 NM or less. .TUE...S winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT AND WED...W winds around 10 kt. Seas 3 to 5 ft. .WED NIGHT...W winds around 10 kt, becoming NW after midnight. Seas 3 to 5 ft. .THU...NW winds 5 to 10 kt. Seas 3 to 5 ft. .THU NIGHT THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-141800- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds 5 to 10 kt. Seas around 3 ft. .MON...S winds around 10 kt. Gusts up to 20 kt in the afternoon. Seas 3 to 4 ft. A chance of showers. .MON NIGHT...S winds around 10 kt. Seas 3 to 4 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Seas around 3 ft. Patchy fog. A chance of showers. Vsby 1 NM or less. .TUE NIGHT AND WED...W winds around 10 kt. Seas 3 to 4 ft. .WED NIGHT...W winds around 10 kt, becoming NW after midnight. Seas 3 to 5 ft. .THU THROUGH FRI NIGHT...SW 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. $$ ANZ232-141800- Nantucket Sound- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds around 10 kt. Seas around 2 ft. Patchy fog. .MON...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 NM or less. .TUE...S winds 5 to 10 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT THROUGH WED NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .THU THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-141800- Vineyard Sound- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. .MON...S winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of showers. .MON NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT AND WED...W winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft. .THU THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 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. $$ ANZ234-141800- Buzzards Bay- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds 5 to 10 kt. Seas 1 foot or less. .MON...S winds around 10 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of showers. .MON NIGHT...S winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT AND WED...W winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .THU THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-141800- Rhode Island Sound- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds around 10 kt. Seas around 3 ft. .MON...S winds around 10 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT...S winds around 10 kt. Seas around 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT AND WED...W winds 5 to 10 kt. Seas 2 to 4 ft. .WED NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 4 ft. .THU THROUGH FRI NIGHT...SW 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. $$ ANZ237-141800- Block Island Sound- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. .MON...S winds around 10 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. A chance of showers. Vsby 1 NM or less. .TUE NIGHT AND WED...W winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft. .THU THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-141800- Boston Harbor- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds around 10 kt. Waves around 2 ft. .MON...S winds around 10 kt. Gusts up to 20 kt in the afternoon. Waves around 2 ft. Showers likely. .MON NIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves around 2 ft. Patchy fog. Showers likely. .TUE...S winds around 5 kt. Waves 1 foot or less. Patchy fog. Showers likely. .TUE NIGHT...SW winds around 5 kt, becoming NW after midnight. Waves 1 foot or less. A chance of showers. .WED AND WED NIGHT...NW winds around 5 kt. Waves around 2 ft. .THU THROUGH FRI NIGHT...S winds 5 to 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. $$ ANZ236-141800- Narragansett Bay- 127 AM EDT Mon Jun 14 2021 .REST OF TONIGHT...S winds 5 to 10 kt. Waves around 2 ft. .MON...S winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves around 2 ft. A chance of showers. .MON NIGHT...S winds 5 to 10 kt. Waves 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Waves 2 to 3 ft. A chance of showers. .WED AND WED NIGHT...NW winds 5 to 10 kt. Waves 2 to 3 ft. .THU THROUGH FRI NIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Waves 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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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