Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 190616 CWFBOX Coastal Waters Forecast National Weather Service Boston/Norton MA 116 AM EST Tue Feb 19 2019 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-191900- 116 AM EST Tue Feb 19 2019 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres builds in from the W on Tue and Wed. Low pres approaches the waters from the SW Wed night, then passes just S of the waters on Thu. High pres follows for Fri and 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. $$ ANZ250-191900- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .REST OF TONIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. Light freezing spray. .TUE...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Light freezing spray. .WED...NW winds 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .WED NIGHT...S winds 5 to 10 kt, increasing to 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Snow, sleet and rain. Vsby 1 to 3 NM. .THU...S winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Rain likely. .THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. .FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT...SE winds 5 to 10 kt. Seas 2 to 3 ft. .SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A chance of rain and snow. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-191900- Massachusetts Bay and Ipswich Bay- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... .REST OF TONIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Light freezing spray. .TUE...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas around 2 ft. .WED...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. .WED NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt after midnight. Gusts up to 20 kt. Seas 2 to 3 ft. Snow likely, sleet, rain and freezing rain. Vsby 1 to 3 NM. .THU...S winds 10 to 15 kt, becoming W in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Rain likely. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .SAT...S winds 5 to 10 kt. Seas 1 foot or less. .SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 1 foot or less. A chance of rain and 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. $$ ANZ231-191900- Cape Cod Bay- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... .REST OF TONIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Light freezing spray. .TUE...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .WED...NW winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to 4 ft. .WED NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up to 25 kt after midnight. Seas around 2 ft. Snow likely, rain, sleet and freezing rain. Vsby 1 to 3 NM. .THU...S winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Rain likely. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less. .SAT...SE winds 5 to 10 kt. Seas 1 foot or less. .SAT NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 1 foot or less. A chance of rain and snow. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-191900- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .REST OF TONIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. Light freezing spray. .TUE...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 7 ft. .TUE NIGHT...NW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. .WED...N winds 10 to 15 kt with gusts up to 20 kt, becoming W around 5 kt in the afternoon. Seas 2 to 4 ft. .WED NIGHT...S winds 5 to 10 kt, becoming SE 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 4 ft. Snow likely, rain with sleet and freezing rain likely. Vsby 1 to 3 NM. .THU...S winds 15 to 20 kt, becoming W in the afternoon. Gusts up to 30 kt. Seas 4 to 7 ft. Rain likely. .THU NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. .FRI...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .FRI NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. .SAT NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of rain. 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. $$ ANZ255-191900- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... .REST OF TONIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Light freezing spray. .TUE...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .WED...N winds 5 to 10 kt, becoming E in the afternoon. Seas 2 to 4 ft. .WED NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt, increasing to 15 to 20 kt with gusts up to 30 kt after midnight. Seas 3 to 5 ft. Rain with snow and sleet likely. Vsby 1 to 3 NM. .THU...S winds 15 to 20 kt, becoming W in the afternoon. Gusts up to 30 kt. Seas 5 to 8 ft. Rain likely. .THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. .SAT NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A chance of rain. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-191900- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... .REST OF TONIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. Light freezing spray. .TUE...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .WED...N winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. .WED NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt, increasing to 15 to 20 kt with gusts up to 30 kt after midnight. Seas 3 to 5 ft. Rain with snow and sleet likely. Vsby 1 to 3 NM. .THU...S winds 15 to 20 kt, becoming W in the afternoon. Gusts up to 30 kt. Seas 5 to 7 ft. Rain likely. .THU NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .SAT...E winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A chance of rain. 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. $$ ANZ232-191900- Nantucket Sound- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... .REST OF TONIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Light freezing spray. .TUE...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. .WED...N winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to 3 ft. .WED NIGHT...S winds 5 to 10 kt, becoming SE 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 4 ft. Snow likely, rain with sleet and freezing rain likely. Vsby 1 to 3 NM. .THU...S winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Rain likely. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less. .SAT...E winds 5 to 10 kt. Seas 1 foot or less. .SAT NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 1 foot or less. A chance of rain and snow. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-191900- Vineyard Sound- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING... .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to 3 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TUE NIGHT...NW winds around 10 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. .WED...N winds 5 to 10 kt, becoming SE in the afternoon. Seas 1 foot or less. .WED NIGHT...SE winds 10 to 15 kt with gusts up to 25 kt. Seas around 2 ft. Rain with snow and sleet likely. Vsby 1 to 3 NM. .THU...S winds around 15 kt, becoming W in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Rain likely. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .SAT...SE winds 5 to 10 kt. Seas 1 foot or less. .SAT NIGHT...SE winds around 10 kt with gusts up to 20 kt. Seas 1 foot or less. A chance of rain. 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. $$ ANZ234-191900- Buzzards Bay- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING... .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 30 kt. Seas 2 to 3 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas around 2 ft. .TUE NIGHT...NW winds 5 to 10 kt. Seas 1 foot or less. .WED...N winds 5 to 10 kt, becoming SE in the afternoon. Seas 1 foot or less. .WED NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Snow likely, rain with sleet and freezing rain likely. Vsby 1 to 3 NM. .THU...S winds 10 to 15 kt, becoming W in the afternoon. Gusts up to 20 kt. Seas 2 to 4 ft. Rain likely. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .FRI...NW winds 5 to 10 kt. Seas 2 to 3 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .SAT...SE winds 5 to 10 kt. Seas 1 foot or less. .SAT NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less. A chance of rain, snow and freezing rain. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-191900- Rhode Island Sound- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING... .REST OF TONIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Light freezing spray. .TUE...NW winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 2 to 4 ft. .TUE NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. .WED...N winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. .WED NIGHT...SE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Rain with snow likely with sleet. Vsby 1 to 3 NM. .THU...S winds 10 to 15 kt, becoming W in the afternoon. Gusts up to 25 kt. Seas 4 to 6 ft. Rain likely. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 6 ft. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .SAT...E winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A chance of rain. 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. $$ ANZ237-191900- Block Island Sound- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING... .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TUE NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. .WED...N winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. A chance of snow. Vsby 1 to 3 NM. .WED NIGHT...SE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Rain and sleet with snow likely. Vsby 1 to 3 NM. .THU...S winds 10 to 15 kt, becoming W in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Rain likely. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .FRI NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .SAT...E winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-191900- Boston Harbor- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 30 kt. Waves around 2 ft. .TUE...NW winds 10 to 15 kt with gusts up to 25 kt. Waves around 2 ft. .TUE NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves around 2 ft. .WED...NW winds around 5 kt, becoming SW in the afternoon. Waves 1 foot or less. .WED NIGHT...S winds 5 to 10 kt. Waves around 2 ft. Snow, sleet, rain and freezing rain. Vsby 1 to 3 NM. .THU...SE winds 5 to 10 kt, becoming W in the afternoon. Gusts up to 20 kt. Waves around 2 ft. Rain likely. .THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .FRI...NW winds 5 to 10 kt. Waves 1 foot or less. .FRI NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less. .SAT...SW winds 5 to 10 kt. Waves 1 foot or less. .SAT NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less. A chance of rain and 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. $$ ANZ236-191900- Narragansett Bay- 116 AM EST Tue Feb 19 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EST EARLY THIS MORNING... .REST OF TONIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to 3 ft. .TUE...NW winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves around 2 ft. .TUE NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less. .WED...N winds around 5 kt, becoming S around 5 kt in the afternoon. Waves 1 foot or less. .WED NIGHT...S winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up to 20 kt after midnight. Waves 2 to 3 ft. Snow, rain, sleet and freezing rain. Vsby 1 to 3 NM. .THU...S winds around 10 kt, becoming W in the afternoon. Gusts up to 20 kt. Waves 2 to 3 ft. Rain likely. .THU NIGHT...NW winds around 10 kt. Gusts up to 20 kt in the evening. Waves 2 to 3 ft. .FRI...NW winds 5 to 10 kt. Waves 2 to 3 ft. .FRI NIGHT...NW winds around 5 kt. Waves around 2 ft. .SAT...SE winds 5 to 10 kt. Waves 1 foot or less. .SAT NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less. A chance of rain. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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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