Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 161519 CWFBOX Coastal Waters Forecast National Weather Service Boston/Norton MA 1019 AM EST Sat Feb 16 2019 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-170445- 1019 AM EST Sat Feb 16 2019 .Synopsis for Massachusetts and Rhode Island coastal waters... Canadian high pres builds across New England today and Sun. Low pres approaches the waters from the SW Sun night, passing just S of the waters on Mon. High pres builds in from the W on Tue and Wed. Low pres approaches the waters from the SW Wed night, then passes S of the waters on Thu. 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. $$ ANZ250-170445- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1019 AM EST Sat Feb 16 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 5 to 6 ft. .TONIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 5 ft. .SUN...N winds 5 to 10 kt. Seas 3 to 4 ft. .SUN NIGHT...SE winds 5 to 10 kt. Seas around 3 ft. A chance of snow. Vsby 1 to 3 NM. .MON...NE winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 3 to 4 ft. A chance of snow. Vsby 1 to 3 NM. .MON NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas around 5 ft. A chance of snow in the evening. Vsby 1 to 3 NM. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. .TUE NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas around 4 ft. .WED...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .WED NIGHT...N winds 5 to 10 kt, becoming E 10 to 15 kt after midnight. Seas around 3 ft. A chance of snow. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-170445- Massachusetts Bay and Ipswich Bay- 1019 AM EST Sat Feb 16 2019 .THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. .TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. .SUN...NW winds 5 to 10 kt, becoming NE in the afternoon. Seas 2 to 3 ft. .SUN NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of snow. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. A chance of snow. Vsby 1 to 3 NM. .MON NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas around 4 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .WED...NW winds 5 to 10 kt. Seas around 2 ft in the morning, then 1 foot or less. .WED NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of snow. Vsby 1 to 3 NM. 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. $$ ANZ231-170445- Cape Cod Bay- 1019 AM EST Sat Feb 16 2019 .THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. .SUN...N winds 5 to 10 kt. Seas 2 to 3 ft. .SUN NIGHT...SE winds around 5 kt. Seas 1 foot or less. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Seas 2 to 3 ft. Snow likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...N winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 3 ft. A chance of snow in the evening. Vsby 1 to 3 NM. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. .WED...NW winds 10 to 15 kt, becoming N 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .WED NIGHT...E winds 5 to 10 kt. Seas around 2 ft. A chance of snow. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-170445- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 1019 AM EST Sat Feb 16 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 5 to 6 ft. .TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 5 ft. .SUN...N winds 5 to 10 kt. Seas 3 to 4 ft. .SUN NIGHT...S winds around 5 kt, becoming E after midnight. Seas around 3 ft. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. Snow likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 5 to 6 ft. A chance of snow in the evening. Vsby 1 to 3 NM. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 5 to 6 ft. .TUE NIGHT...NW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 4 to 5 ft. .WED...NW winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt in the afternoon. Seas 3 to 4 ft. .WED NIGHT...NE winds 5 to 10 kt, becoming E 10 to 15 kt after midnight. Seas 3 to 4 ft. A chance of snow. A chance of freezing rain and sleet after midnight. Vsby 1 to 3 NM. 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. $$ ANZ255-170445- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1019 AM EST Sat Feb 16 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 5 to 6 ft. .TONIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. .SUN...N winds 5 to 10 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 5 to 10 kt. Seas around 3 ft. A chance of snow in the evening, then snow and rain likely after midnight. Vsby 1 to 3 NM. .MON...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. Snow and rain likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...N winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 5 to 6 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 4 ft. .WED...N winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...E winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 4 ft. A chance of snow. A chance of sleet, rain and freezing rain after midnight. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-170445- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1019 AM EST Sat Feb 16 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING... .THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 6 to 7 ft. .TONIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. .SUN...N winds 5 to 10 kt, becoming E in the afternoon. Seas 3 to 4 ft. .SUN NIGHT...SE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 3 ft. A chance of snow in the evening, then snow and rain likely after midnight. Vsby 1 to 3 NM. .MON...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around 5 ft. Rain and snow likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas around 5 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. .WED...NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of snow in the afternoon with vsby 1 to 3 NM. .WED NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas around 3 ft, building to 5 ft after midnight. A chance of snow and sleet. A chance of rain and freezing rain after midnight. Vsby 1 to 3 NM. 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. $$ ANZ232-170445- Nantucket Sound- 1019 AM EST Sat Feb 16 2019 .THIS AFTERNOON...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 3 ft. .TONIGHT...NW winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft. .SUN...NE winds 5 to 10 kt. Seas around 2 ft in the morning, then 1 foot or less. .SUN NIGHT...S winds around 5 kt, becoming E after midnight. Seas 1 foot or less. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas 2 to 3 ft. Snow likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...N winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas around 3 ft. A chance of snow in the evening. Vsby 1 to 3 NM. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .WED...N winds 5 to 10 kt. Seas around 2 ft in the morning, then 1 foot or less. .WED NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of snow. A chance of sleet after midnight. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-170445- Vineyard Sound- 1019 AM EST Sat Feb 16 2019 .THIS AFTERNOON...NW winds around 10 kt with gusts up to 20 kt. Seas around 3 ft. .TONIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SUN...N winds 5 to 10 kt, becoming E in the afternoon. Seas around 2 ft. .SUN NIGHT...SE winds around 5 kt, becoming E after midnight. Seas around 2 ft. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Seas around 2 ft. Snow likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...N winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 3 ft. A chance of snow in the evening with vsby 1 to 3 NM. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .WED...N winds 5 to 10 kt. Seas 1 foot or less. A chance of snow in the afternoon with vsby 1 to 3 NM. .WED NIGHT...E winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. A chance of snow. A chance of sleet and freezing rain after midnight. Vsby 1 to 3 NM. 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. $$ ANZ234-170445- Buzzards Bay- 1019 AM EST Sat Feb 16 2019 .THIS AFTERNOON...NW winds around 10 kt with gusts up to 20 kt. Seas around 3 ft. .TONIGHT...N winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. .SUN...N winds 5 to 10 kt, becoming E in the afternoon. Seas 1 foot or less. .SUN NIGHT...S winds around 5 kt, becoming E after midnight. Seas 1 foot or less. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Seas around 2 ft. Snow likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...N winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas around 2 ft. .TUE...NW winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .WED...N winds 5 to 10 kt. Seas 1 foot or less. .WED NIGHT...E winds 5 to 10 kt. Seas around 2 ft. A chance of snow. A chance of sleet after midnight. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-170445- Rhode Island Sound- 1019 AM EST Sat Feb 16 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... .THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 5 ft. .TONIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas around 4 ft. .SUN...N winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to 3 ft. .SUN NIGHT...SE winds 5 to 10 kt, becoming E 10 to 15 kt after midnight. Seas 2 to 3 ft. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NE winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Snow likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas around 4 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .WED...NE winds 5 to 10 kt. Seas around 2 ft. A chance of snow in the afternoon with vsby 1 to 3 NM. .WED NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 3 to 4 ft. A chance of snow. A chance of sleet, rain and freezing rain after midnight. Vsby 1 to 3 NM. 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. $$ ANZ237-170445- Block Island Sound- 1019 AM EST Sat Feb 16 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... .THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. .TONIGHT...NW winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt after midnight. Seas 3 to 4 ft. .SUN...N winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft. .SUN NIGHT...SE winds around 5 kt, becoming E after midnight. Seas 2 to 3 ft. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas around 4 ft. Snow likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...N winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 4 ft. .TUE...NW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas around 3 ft. .TUE NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. .WED...NE winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon. A chance of snow in the afternoon. .WED NIGHT...E winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 4 ft. A chance of snow. A chance of sleet, rain and freezing rain after midnight. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-170445- Boston Harbor- 1019 AM EST Sat Feb 16 2019 .THIS AFTERNOON...NW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .TONIGHT...NW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Gusts up to 20 kt. Waves around 2 ft. .SUN...NW winds 5 to 10 kt, becoming NE in the afternoon. Waves 1 foot or less. .SUN NIGHT...SE winds around 5 kt, becoming NE after midnight. Waves 1 foot or less. A chance of snow. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Waves 1 foot or less. Snow likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less, then around 2 ft after midnight. .TUE...NW winds around 10 kt. Waves around 2 ft. .TUE NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less. .WED...N winds 5 to 10 kt. Waves 1 foot or less. A chance of snow in the afternoon with vsby 1 to 3 NM. .WED NIGHT...E winds 5 to 10 kt. Waves 1 foot or less. A chance of snow. Vsby 1 to 3 NM. 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. $$ ANZ236-170445- Narragansett Bay- 1019 AM EST Sat Feb 16 2019 .THIS AFTERNOON...NW winds around 10 kt with gusts up to 20 kt. Waves around 2 ft. .TONIGHT...N winds 5 to 10 kt. Waves 1 to 2 ft. .SUN...N winds 5 to 10 kt, becoming SE in the afternoon. Waves around 2 ft. .SUN NIGHT...S winds around 5 kt, becoming E after midnight. Waves 1 to 2 ft. A chance of snow in the evening, then snow likely after midnight. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Waves 1 to 2 ft. Snow likely, mainly in the morning. Vsby 1 to 3 NM. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .TUE...NW winds 5 to 10 kt. Waves 1 to 2 ft. .TUE NIGHT...NW winds 5 to 10 kt. Waves around 2 ft in the evening, then 1 foot or less. .WED...N winds around 5 kt. Waves 1 foot or less. A chance of snow in the afternoon with vsby 1 to 3 NM. .WED NIGHT...E winds 5 to 10 kt. Waves 1 to 2 ft. A chance of snow. A chance of sleet and freezing rain after midnight. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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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