Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 222039 CWFBOX Coastal Waters Forecast National Weather Service Taunton MA 339 PM EST Thu Feb 22 2018 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-230915- 339 PM EST Thu Feb 22 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... A wave of low pres tracks south of New England by early evening. High moves east of Nova Scotia Friday with a series of frontal systems sweeping the waters through the weekend. High pres builds over the waters early next week. 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. $$ ANZ250-230915- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of snow with a slight chance of sleet this evening with vsby 1 to 3 NM. .FRI...E winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of rain. .FRI NIGHT...S winds 10 to 15 kt, becoming SW after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Rain likely. .SAT...NW winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 2 to 4 ft. .SAT NIGHT...N winds 10 to 15 kt, becoming NE 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain. .SUN...E winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 35 kt. Seas 5 to 8 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt, becoming NW around 10 kt after midnight. Seas 6 to 9 ft. A chance of rain. .MON...W winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 7 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-230915- Massachusetts Bay and Ipswich Bay- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of snow and sleet this evening with vsby 1 to 3 NM. .FRI...E winds 5 to 10 kt, becoming SE with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. A chance of rain. .FRI NIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. Rain likely. .SAT...W winds 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of rain. .SUN...E winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Rain. Vsby 1 NM or less. .SUN NIGHT...E winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt after midnight. Seas 4 to 7 ft. .MON...W winds 5 to 10 kt. Seas 3 to 5 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TUE...NW winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...W 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. $$ ANZ231-230915- Cape Cod Bay- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of rain, snow and sleet this evening with vsby 1 to 3 NM. .FRI...SE winds 5 to 10 kt. Seas around 2 ft. Rain likely. .FRI NIGHT...S winds 5 to 10 kt with gusts up to 20 kt, becoming SW after midnight. Seas 2 to 3 ft. Rain likely. Vsby 1 to 3 NM. .SAT...W winds 5 to 10 kt, becoming N in the afternoon. Seas around 2 ft. .SAT NIGHT...N winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 25 kt after midnight. Seas 2 to 3 ft. A chance of rain. .SUN...E winds 15 to 20 kt with gusts up to 35 kt. Seas 2 to 4 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt after midnight. Seas 2 to 4 ft. .MON...NW winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TUE NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-230915- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt this evening. Seas 3 to 5 ft. A chance of rain, snow and sleet this evening with vsby 1 to 3 NM. .FRI...E winds 10 to 15 kt, becoming SE 5 to 10 kt with gusts up to 20 kt in the afternoon. Seas around 3 ft. Rain likely. .FRI NIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Rain likely. Vsby 1 to 3 NM. .SAT...W winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .SAT NIGHT...N winds 5 to 10 kt, becoming NE 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Rain likely. .SUN...E winds 15 to 20 kt with gusts up to 35 kt. Seas 4 to 7 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...S winds 10 to 15 kt with gusts up to 25 kt, becoming NW after midnight. Seas 5 to 8 ft. A chance of rain. .MON...NW winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 6 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...W winds 10 to 15 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. $$ ANZ255-230915- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 339 PM EST Thu Feb 22 2018 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING... .TONIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of rain and sleet this evening. .FRI...E winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 2 to 4 ft. A chance of rain. .FRI NIGHT...S winds around 10 kt, becoming SW with gusts up to 20 kt after midnight. Seas 3 to 5 ft. Rain likely. Vsby 1 NM or less. .SAT...W winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt in the afternoon. Seas 3 to 5 ft. .SAT NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 25 kt after midnight. Seas 2 to 4 ft. Rain likely. .SUN...SE winds 15 to 20 kt with gusts up to 35 kt. Seas 4 to 7 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming NW after midnight. Seas 4 to 7 ft. .MON...NW winds around 10 kt. Seas 4 to 6 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 7 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-230915- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 339 PM EST Thu Feb 22 2018 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING... .TONIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of rain and sleet this evening. .FRI...E winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 2 to 4 ft. Rain likely. Vsby 1 to 3 NM. .FRI NIGHT...S winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of rain. Vsby 1 NM or less. .SAT...W winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...N winds 5 to 10 kt, becoming E 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 4 ft. Rain. .SUN...SE winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 7 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 10 to 15 kt, becoming NW 5 to 10 kt after midnight. Seas 4 to 6 ft. .MON...NW winds 5 to 10 kt. Seas 4 to 6 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...W 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. $$ ANZ232-230915- Nantucket Sound- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of rain and sleet this evening with vsby 1 to 3 NM. .FRI...E winds 5 to 10 kt. Seas 2 to 3 ft. Rain likely. .FRI NIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt after midnight. Seas 2 to 3 ft. Rain likely. Vsby 1 to 3 NM. .SAT...W winds 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 25 kt after midnight. Seas around 2 ft. Rain likely. .SUN...E winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 35 kt. Seas 3 to 5 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 4 ft. .MON...NW winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .TUE...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TUE NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-230915- Vineyard Sound- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds around 10 kt. Gusts up to 20 kt this evening. Seas around 2 ft. A chance of rain and sleet this evening with vsby 1 to 3 NM. .FRI...E winds around 10 kt. Seas 1 foot or less. Rain likely. .FRI NIGHT...S winds around 10 kt, becoming W after midnight. Seas 2 to 3 ft. Rain likely. Vsby 1 to 3 NM. .SAT...W winds 5 to 10 kt. Seas 2 to 3 ft. .SAT NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 25 kt after midnight. Seas 2 to 4 ft. Rain. .SUN...E winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...SW winds around 10 kt, becoming NW after midnight. Seas 2 to 3 ft. .MON...W winds around 10 kt. Seas 2 to 3 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TUE NIGHT...W winds around 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. $$ ANZ234-230915- Buzzards Bay- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds 5 to 10 kt. Gusts up to 20 kt this evening. Seas 1 foot or less. A chance of rain and sleet this evening with vsby 1 to 3 NM. .FRI...E winds 5 to 10 kt. Seas 1 foot or less. Rain likely. .FRI NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft. Rain likely. Vsby 1 to 3 NM. .SAT...W winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 25 kt after midnight. Seas 2 to 3 ft. Rain. .SUN...E winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 3 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas 2 to 3 ft. .MON...W winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...NW winds around 10 kt. Seas 2 to 3 ft. .TUE...W winds around 10 kt. Seas 2 to 3 ft. .TUE NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-230915- Rhode Island Sound- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt this evening. Seas 2 to 4 ft. A chance of rain and sleet this evening. .FRI...E winds 5 to 10 kt. Seas 2 to 3 ft. Rain likely. .FRI NIGHT...S winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of rain. Vsby 1 to 3 NM. .SAT...W winds 5 to 10 kt. Seas 2 to 4 ft. .SAT NIGHT...N winds 5 to 10 kt, becoming NE 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 4 ft. Rain. .SUN...E winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 5 to 10 kt. Seas 3 to 5 ft. .MON...W winds 5 to 10 kt. Seas 3 to 5 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TUE NIGHT...W winds 10 to 15 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. $$ ANZ237-230915- Block Island Sound- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt this evening. Seas 2 to 4 ft. A chance of rain and sleet this evening. .FRI...E winds around 10 kt. Seas 2 to 3 ft. Rain likely. Vsby 1 to 3 NM. .FRI NIGHT...S winds 5 to 10 kt, becoming W with gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of rain. Vsby 1 NM or less. .SAT...W winds 5 to 10 kt. Seas 2 to 4 ft. .SAT NIGHT...N winds 5 to 10 kt, becoming E 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 3 ft. Rain. .SUN...E winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Seas 3 to 5 ft. .MON...W winds 5 to 10 kt. Seas 3 to 5 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TUE...W winds around 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TUE NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-230915- Boston Harbor- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds 5 to 10 kt. Waves 1 foot or less. A chance of snow and sleet this evening with vsby 1 to 3 NM. .FRI...E winds 5 to 10 kt, becoming SE in the afternoon. Waves around 2 ft. A chance of rain. .FRI NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves around 2 ft. Rain likely. .SAT...NW winds 5 to 10 kt. Waves 1 foot or less. .SAT NIGHT...N winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 20 kt after midnight. Waves around 2 ft. Rain likely. .SUN...E winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to 4 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...NE winds 5 to 10 kt, becoming NW after midnight. Waves 2 to 4 ft. .MON...W winds 5 to 10 kt. Waves 1 foot or less, except 2 to 4 ft at the outer harbor entrance. .MON NIGHT...NW winds around 10 kt. Waves around 2 ft. .TUE...NW winds 5 to 10 kt. Waves 1 foot or less. .TUE NIGHT...W 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. $$ ANZ236-230915- Narragansett Bay- 339 PM EST Thu Feb 22 2018 .TONIGHT...NE winds 5 to 10 kt. Waves around 2 ft. A slight chance of rain and sleet this evening with vsby 1 to 3 NM. .FRI...E winds 5 to 10 kt. Waves around 2 ft. Rain likely. .FRI NIGHT...S winds 5 to 10 kt, becoming W after midnight. Waves 2 to 3 ft. Rain likely. Vsby 1 to 3 NM. .SAT...NW winds 5 to 10 kt. Waves 2 to 3 ft. .SAT NIGHT...N winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 25 kt after midnight. Waves around 2 ft. Rain. .SUN...E winds 15 to 20 kt with gusts up to 30 kt. Waves 2 to 4 ft. Rain. Vsby 1 to 3 NM. .SUN NIGHT...W winds 5 to 10 kt. Waves 2 to 3 ft. .MON...W winds 5 to 10 kt. Waves 2 to 3 ft. .MON NIGHT...NW winds 5 to 10 kt. Waves 2 to 3 ft. .TUE...W winds 5 to 10 kt. Waves around 2 ft. .TUE NIGHT...W winds 5 to 10 kt. Waves around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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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