Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 220608 CWFBOX Coastal Waters Forecast National Weather Service Taunton MA 208 AM EDT Sat Jul 22 2017 COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT TO 25 NM ANZ200-221900- 208 AM EDT Sat Jul 22 2017 .Synopsis for Massachusetts and Rhode Island coastal waters... Weak low pressure along the New England coast this evening will give way to high pressure on Saturday. A warm front approaches on Sunday with a coastal low pressure system moving along the front and over the waters on Monday and Tuesday. High pressure builds in from the west on Wednesday. Another cold front will cross the waters Thursday night and Friday morning. 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. $$ ANZ250-221900- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. .SAT...NW winds 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas around 2 ft. .SAT NIGHT...S winds 10 to 15 kt, becoming N 15 to 20 kt after midnight. Seas 2 to 4 ft. .SUN...NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers. .MON...E winds around 10 kt. Gusts up to 20 kt in the morning. Seas 2 to 4 ft. Showers likely. .MON NIGHT...NE winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. A chance of showers. .TUE...NE winds around 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. .TUE NIGHT...N winds around 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. .WED...N winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-221900- Massachusetts Bay and Ipswich Bay- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds 5 to 10 kt. Seas 1 foot or less. .SAT...W winds 5 to 10 kt, becoming SE 10 to 15 kt in the afternoon. Seas 1 foot or less. .SAT NIGHT...S winds 10 to 15 kt, becoming N 15 to 20 kt after midnight. Seas 2 to 3 ft. .SUN...NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. .SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM. .MON...E winds 5 to 10 kt. Seas around 2 ft. Showers likely with a chance of tstms. .MON NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM. .TUE...N winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT...N winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .WED...NE winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. 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. $$ ANZ231-221900- Cape Cod Bay- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds around 10 kt. Seas 1 foot or less. .SAT...NW winds 5 to 10 kt, becoming SE 10 to 15 kt in the afternoon. Seas 1 foot or less. .SAT NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. .SUN...NE winds 10 to 15 kt. Seas around 2 ft. .SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM. .MON...E winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Seas around 2 ft. A chance of showers. .MON NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. .TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. A chance of showers. .TUE NIGHT...N winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .WED...NE winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-221900- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. .SAT...NW winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Patchy fog. Vsby 1 to 3 NM. .SUN...NE winds 10 to 15 kt. Seas 2 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .MON...E winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas 2 to 4 ft. A chance of showers. .MON NIGHT...N winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TUE NIGHT...N winds around 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. .WED...NE winds 5 to 10 kt. Seas 2 to 4 ft. .WED 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. $$ ANZ255-221900- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. .SAT...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Patchy fog. Vsby 1 to 3 NM. .SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft. A chance of showers. Vsby 1 to 3 NM. .MON...SE winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas 3 to 5 ft. A chance of showers. .MON NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas 3 to 5 ft. A chance of showers. Vsby 1 to 3 NM. .TUE...N winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...N winds around 10 kt with gusts up to 20 kt. Seas 3 to 5 ft. .WED...NE winds 5 to 10 kt. Seas 2 to 4 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-221900- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. .SAT...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .SUN...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 3 to 5 ft. A chance of showers. Vsby 1 to 3 NM. .SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas around 4 ft. A chance of showers. .MON...E winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to 5 ft. A chance of showers. .MON NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas 4 to 5 ft. A chance of showers. .TUE...N winds around 10 kt. Seas 4 to 5 ft. .TUE NIGHT...NE winds around 10 kt. Seas 3 to 4 ft. .WED...E winds around 10 kt. Seas 2 to 3 ft. .WED 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. $$ ANZ232-221900- Nantucket Sound- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds around 10 kt. Seas around 2 ft. .SAT...NW winds 5 to 10 kt, becoming S in the afternoon. Seas 1 foot or less. .SAT NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. .SUN...NE winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. .SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .MON...E winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of showers. .MON NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .TUE...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TUE NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. .WED...NE winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-221900- Vineyard Sound- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds around 10 kt. Seas around 2 ft. .SAT...NW winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 1 foot or less. .SAT NIGHT...S winds around 10 kt, becoming W after midnight. Seas 1 foot or less. Patchy fog. Vsby 1 to 3 NM. .SUN...NE winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. A chance of showers. .MON...E winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of showers. .MON NIGHT...NW winds 5 to 10 kt, becoming N after midnight. Seas 2 to 3 ft. A chance of showers. .TUE...NE winds 5 to 10 kt. Seas 2 to 3 ft. .TUE NIGHT...N winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .WED...E winds around 10 kt. Seas around 2 ft. .WED NIGHT...S winds 5 to 10 kt. Seas 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. $$ ANZ234-221900- Buzzards Bay- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds 5 to 10 kt. Seas 1 foot or less. .SAT...W winds 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas 1 foot or less. .SAT NIGHT...S winds 5 to 10 kt, becoming NW after midnight. Seas 1 foot or less. A chance of showers. Vsby 1 to 3 NM. .SUN...NE winds 10 to 15 kt. Seas around 2 ft. A chance of showers. .SUN NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM. .MON...E winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .MON NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .TUE...NE winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...N winds 5 to 10 kt. Seas around 2 ft. .WED...E winds 5 to 10 kt. Seas 1 foot or less. .WED NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-221900- Rhode Island Sound- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds 10 to 15 kt. Seas around 2 ft. A slight chance of showers. .SAT...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas around 2 ft. .SAT NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Patchy fog. A chance of showers. .SUN...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .MON...E winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .TUE...NE winds 5 to 10 kt. Seas 2 to 4 ft. .TUE NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. .WED...E winds 5 to 10 kt. Seas 2 to 3 ft. .WED 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. $$ ANZ237-221900- Block Island Sound- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds 5 to 10 kt. Seas around 2 ft. A slight chance of showers. .SAT...NW winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas around 2 ft. .SAT NIGHT...SW winds 5 to 10 kt, becoming E after midnight. Seas around 2 ft. A chance of showers. .SUN...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of showers. .MON...E winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas 2 to 4 ft. A chance of showers. .TUE...N winds 5 to 10 kt. Seas 2 to 4 ft. .TUE NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. .WED...E winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-221900- Boston Harbor- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds 5 to 10 kt. Seas 1 foot or less. .SAT...W winds 5 to 10 kt, becoming SE in the afternoon. Seas 1 foot or less. .SAT NIGHT...S winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. .SUN...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas around 2 ft. .SUN NIGHT...E winds 5 to 10 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Seas 1 foot or less. Showers likely with a chance of tstms. .MON NIGHT...NE winds 5 to 10 kt. Seas 1 foot or less. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TUE...N winds around 5 kt. Seas 1 foot or less. A chance of showers. Vsby 1 to 3 NM. .TUE NIGHT...N winds around 5 kt. Seas 1 foot or less. Patchy fog. Vsby 1 to 3 NM. .WED...NE winds around 5 kt. Seas 1 foot or less. .WED NIGHT...S winds around 5 kt. Seas 1 foot or less. Patchy fog. Vsby 1 to 3 NM. 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. $$ ANZ236-221900- Narragansett Bay- 208 AM EDT Sat Jul 22 2017 .REST OF TONIGHT...W winds 5 to 10 kt. Seas 1 foot or less. .SAT...W winds 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas 1 foot or less. .SAT NIGHT...S winds 5 to 10 kt, becoming NE after midnight. Seas 1 foot or less. .SUN...NE winds 10 to 15 kt. Seas around 2 ft. A chance of showers. .SUN NIGHT...E winds 5 to 10 kt. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .TUE...N winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. .WED...SE winds around 5 kt. Seas 1 foot or less. .WED NIGHT...S winds around 5 kt. Seas 1 foot or less. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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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