Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 150516 CWFBOX Coastal Waters Forecast National Weather Service Taunton MA 116 AM EDT Tue Aug 15 2017 COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT TO 25 NM ANZ200-151800- 116 AM EDT Tue Aug 15 2017 .Synopsis for Massachusetts and Rhode Island coastal waters... A weak area of low pressure passing south of the waters will produce light scattered showers overnight into Tuesday. Tropical Storm Gert will pass well south of the waters on Wednesday with some minor elevated southerly swells Tuesday night into Wednesday. High pressure returns for Thursday. A warm front will bring a chance of rain for Fri into Sat. 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. $$ ANZ250-151800- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog. Vsby 1 NM or less. .TUE...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas 2 to 4 ft. Areas of fog. Vsby 1 NM or less. .TUE NIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Patchy fog. Vsby 1 to 3 NM. .WED...NW winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .THU...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .FRI...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .FRI NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .SAT...SE winds around 10 kt. Seas 2 to 4 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-151800- Massachusetts Bay and Ipswich Bay- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog. Vsby 1 NM or less. .TUE...S winds around 5 kt, increasing to 5 to 10 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Areas of fog. Vsby 1 NM or less. .TUE NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Patchy fog. Vsby 1 NM or less. .WED...NW winds around 5 kt. Seas around 2 ft. .WED NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less. .THU...NW winds around 5 kt, becoming SW in the afternoon. Seas 1 foot or less. .THU NIGHT...S winds around 5 kt. Seas 1 foot or less. A chance of showers. .FRI...SE winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .FRI NIGHT...E winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. 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. $$ ANZ231-151800- Cape Cod Bay- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds around 5 kt. Seas 1 foot or less. Areas of dense fog. A slight chance of rain. Vsby 1 NM or less. .TUE...S winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 1 foot or less. Areas of fog. Vsby 1 NM or less. .TUE NIGHT...SW winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas 1 foot or less. Patchy fog. Vsby 1 NM or less. .WED...NW winds 5 to 10 kt. Seas 1 foot or less. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less. .THU...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 1 foot or less. .THU NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .FRI...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .FRI NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .SAT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-151800- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds around 5 kt. Seas 2 to 3 ft. Areas of dense fog. A slight chance of rain. Vsby 1 NM or less. .TUE...S winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 2 to 4 ft. Patchy fog. Vsby 1 NM or less. .WED...NW winds 5 to 10 kt. Seas 3 to 5 ft. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 3 to 5 ft. .THU...N winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 4 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .FRI...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .FRI NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .SAT...SE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers and tstms. 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. $$ ANZ255-151800- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...SE winds around 5 kt. Seas 2 to 3 ft. Areas of dense fog. A chance of rain. Vsby 1 NM or less. .TUE...SE winds 5 to 10 kt. Seas 2 to 4 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 4 to 6 ft. Patchy fog. A chance of showers. Vsby 1 NM or less. .WED...W winds 5 to 10 kt. Seas 4 to 7 ft. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 4 to 6 ft. .THU...NE winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 4 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .FRI...S winds around 10 kt. Seas around 2 ft. A chance of showers. .FRI NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .SAT...SE winds around 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas around 3 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-151800- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds around 5 kt. Seas around 3 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE...SE winds 5 to 10 kt. Seas 3 to 4 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 4 to 6 ft. Patchy fog. Vsby 1 NM or less. .WED...W winds 5 to 10 kt. Seas 5 to 7 ft. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 4 to 7 ft. .THU...NE winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 4 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .FRI...S winds around 10 kt. Seas around 2 ft. A chance of showers. .FRI NIGHT...SE winds around 10 kt. Seas 2 to 3 ft. A chance of showers. .SAT...SE winds around 10 kt. Seas around 3 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas around 3 ft. A chance of showers and tstms. 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. $$ ANZ232-151800- Nantucket Sound- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds around 5 kt. Seas 1 foot or less. Areas of dense fog. A chance of rain. Vsby 1 NM or less. .TUE...S winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas around 2 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft. Patchy fog. Vsby 1 NM or less. .WED...W winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...W winds around 5 kt, becoming N after midnight. Seas 2 to 3 ft. .THU...N winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .FRI...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .FRI NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .SAT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-151800- Vineyard Sound- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds around 5 kt. Seas 1 foot or less. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE...S winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas around 2 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 2 to 3 ft. Patchy fog. Vsby 1 NM or less. .WED...W winds 5 to 10 kt. Seas 2 to 4 ft. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 2 to 4 ft. .THU...N winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .FRI...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .FRI NIGHT...SE winds around 10 kt. Seas around 2 ft. A chance of showers. .SAT...SE winds around 10 kt. Seas around 2 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. 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. $$ ANZ234-151800- Buzzards Bay- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds around 5 kt. Seas 1 foot or less. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE...S winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 1 foot or less. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft. Patchy fog. Vsby 1 NM or less. .WED...W winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...W winds around 5 kt, becoming N after midnight. Seas 2 to 3 ft. .THU...NW winds around 5 kt, becoming SW in the afternoon. Seas 1 foot or less. .THU NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .FRI...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .FRI NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .SAT...SE winds 5 to 10 kt. Seas 1 foot or less. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers and tstms. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-151800- Rhode Island Sound- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds around 5 kt. Seas 2 to 3 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE...S winds around 5 kt, becoming SE in the afternoon. Seas 2 to 4 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 3 to 5 ft. Patchy fog. Vsby 1 NM or less. .WED...W winds 5 to 10 kt. Seas 4 to 6 ft. Patchy fog. .WED NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 2 to 4 ft. .THU...NE winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 3 ft. .THU NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .FRI...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .FRI NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. 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. $$ ANZ237-151800- Block Island Sound- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds around 5 kt. Seas 2 to 3 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE...SE winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE NIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 3 to 5 ft. Patchy fog. Vsby 1 NM or less. .WED...NW winds around 5 kt, becoming W in the afternoon. Seas 3 to 5 ft. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 2 to 4 ft. .THU...NE winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 3 ft. .THU NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .FRI...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .FRI NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-151800- Boston Harbor- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds around 5 kt. Waves 1 foot or less. Areas of fog. A slight chance of rain. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves around 2 ft. Areas of fog. Vsby 1 to 3 NM. .TUE NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves around 2 ft. .WED...NW winds around 5 kt. Waves 1 foot or less. .WED NIGHT...NW winds around 5 kt. Waves 1 foot or less. .THU...NW winds around 5 kt, becoming SW in the afternoon. Waves 1 foot or less. .THU NIGHT...S winds around 5 kt. Waves 1 foot or less. A chance of showers. .FRI...SE winds around 5 kt. Waves 1 foot or less. A chance of showers. .FRI NIGHT...E winds around 5 kt. Waves 1 foot or less. A chance of showers. .SAT...E winds around 5 kt. Waves 1 foot or less. A chance of showers and tstms. .SAT NIGHT...S winds around 5 kt. Waves 1 foot or less. A chance of showers and tstms. 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. $$ ANZ236-151800- Narragansett Bay- 116 AM EDT Tue Aug 15 2017 .REST OF TONIGHT...S winds around 5 kt. Waves around 2 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE...S winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Waves around 2 ft. Areas of fog. A chance of rain. Vsby 1 NM or less. .TUE NIGHT...S winds 5 to 10 kt, becoming W after midnight. Waves 2 to 3 ft. Patchy fog. Vsby 1 to 3 NM. .WED...NW winds around 5 kt, becoming W in the afternoon. Waves 2 to 3 ft. .WED NIGHT...NW winds around 5 kt. Waves 2 to 3 ft. .THU...N winds around 5 kt, becoming SW in the afternoon. Waves around 2 ft. .THU NIGHT...S winds 5 to 10 kt. Waves 1 foot or less. A chance of showers. .FRI...S winds 5 to 10 kt. Waves 1 foot or less. A chance of showers. .FRI NIGHT...SE winds around 5 kt. Waves 1 foot or less. A chance of showers. .SAT...SE winds 5 to 10 kt. Waves 1 foot or less. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. A chance of showers and tstms. Winds and waves higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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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