Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 190906 CWFBOX Coastal Waters Forecast National Weather Service Taunton MA 406 AM EST Fri Jan 19 2018 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-192215- 406 AM EST Fri Jan 19 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... Large high pres will build S of the waters this weekend. Low pres will pass well W of the region late Monday, but its associated front will likely bring periods of rain and gusty southerly winds. 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. $$ ANZ250-192215- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING... ...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY AFTERNOON... .TODAY...W winds around 10 kt. Seas 2 to 4 ft. .TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 20 to 25 kt with gusts up to 30 kt after midnight. Seas 3 to 5 ft. .SAT...SW winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft. .SUN...W winds 10 to 15 kt. Seas 2 to 3 ft. .SUN NIGHT...N winds 5 to 10 kt. Seas around 2 ft. .MON...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .MON NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Rain likely. Vsby 1 to 3 NM. .TUE...S winds 25 to 30 kt with gusts up to 35 kt. Seas 6 to 9 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 8 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-192215- Massachusetts Bay and Ipswich Bay- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .TODAY...W winds 5 to 10 kt. Seas around 2 ft. .TONIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. .SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .SUN...W winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...N winds 5 to 10 kt. Seas 1 foot or less. .MON...E winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. .MON NIGHT...SE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Rain likely. Vsby 1 to 3 NM. .TUE...S winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 25 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. $$ ANZ231-192215- Cape Cod Bay- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .TODAY...W winds 5 to 10 kt. Seas around 2 ft. .TONIGHT...W winds 10 to 15 kt, becoming SW 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 2 to 3 ft. .SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. .SAT NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Gusts up to 20 kt. Seas 2 to 3 ft. .SUN...W winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...N winds 5 to 10 kt. Seas 1 foot or less. .MON...E winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...SE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. A chance of rain. Vsby 1 to 3 NM. .TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-192215- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EST TODAY THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 20 to 25 kt with gusts up to 30 kt after midnight. Seas 4 to 6 ft. .SAT...SW winds 20 to 25 kt with gusts up to 40 kt. Seas 4 to 7 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft. .SUN...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. .SUN NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. .MON...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .MON NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of rain. .TUE...S winds 25 to 30 kt. Seas 7 to 10 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to 9 ft. A chance of showers. 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. $$ ANZ255-192215- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EST TODAY THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .TONIGHT...W winds 10 to 15 kt, increasing to 20 to 25 kt after midnight. Gusts up to 30 kt. Seas 4 to 7 ft. .SAT...W winds 20 to 25 kt with gusts up to 35 kt. Seas 7 to 10 ft. .SAT NIGHT...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 4 to 7 ft. .SUN...NW winds 5 to 10 kt. Seas 3 to 5 ft. .SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft. .MON...E winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of rain. .TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 7 to 10 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas 7 to 10 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-192215- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EST TODAY THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .TONIGHT...W winds 15 to 20 kt with gusts up to 25 kt, increasing to 20 to 25 kt with gusts up to 35 kt after midnight. Seas 4 to 7 ft. .SAT...W winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft. .SAT NIGHT...W winds 20 to 25 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 4 to 7 ft. .SUN...W winds 5 to 10 kt. Seas 3 to 4 ft. .SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft. .MON...E winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of rain. .TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 6 to 9 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 7 to 10 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. $$ ANZ232-192215- Nantucket Sound- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING... ...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY AFTERNOON... .TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 15 to 20 kt with gusts up to 30 kt after midnight. Seas 2 to 4 ft. .SAT...SW winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds 15 to 20 kt, diminishing to 5 to 10 kt after midnight. Gusts up to 25 kt. Seas 2 to 3 ft. .SUN...W winds 5 to 10 kt. Seas 2 to 3 ft. .SUN NIGHT...NW winds around 5 kt, becoming N after midnight. Seas 2 to 3 ft. .MON...E winds 5 to 10 kt. Seas 1 foot or less. .MON NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain. .TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-192215- Vineyard Sound- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING... ...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY AFTERNOON... .TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 15 to 20 kt with gusts up to 30 kt after midnight. Seas 2 to 4 ft. .SAT...W winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts up to 25 kt, diminishing to around 10 kt after midnight. Seas 2 to 4 ft. .SUN...W winds 5 to 10 kt. Seas 2 to 3 ft. .SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .MON...E winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .MON NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain. .TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 30 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. $$ ANZ234-192215- Buzzards Bay- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING... ...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY AFTERNOON... .TODAY...W winds 5 to 10 kt. Gusts up to 20 kt this afternoon. Seas around 2 ft. .TONIGHT...W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 15 to 20 kt with gusts up to 30 kt after midnight. Seas 2 to 4 ft. .SAT...SW winds 20 to 25 kt, becoming W 15 to 20 kt in the afternoon. Gusts up to 35 kt. Seas 2 to 4 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. .SUN...W winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. .MON...E winds 5 to 10 kt. Seas 1 foot or less. .MON NIGHT...SE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. A chance of rain. Vsby 1 to 3 NM. .TUE...S winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-192215- Rhode Island Sound- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SATURDAY MORNING... ...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY AFTERNOON... .TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TONIGHT...W winds 10 to 15 kt, becoming SW 20 to 25 kt after midnight. Gusts up to 30 kt. Seas 3 to 5 ft. .SAT...W winds 20 to 25 kt with gusts up to 35 kt. Seas 5 to 8 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .SUN...W winds 5 to 10 kt. Seas 2 to 4 ft. .SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .MON...E winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .MON NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of rain. .TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 8 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. $$ ANZ237-192215- Block Island Sound- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SATURDAY MORNING... ...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY AFTERNOON... .TODAY...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TONIGHT...W winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Gusts up to 30 kt. Seas 3 to 5 ft. .SAT...W winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to 6 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts up to 25 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft. .SUN...W winds 5 to 10 kt. Seas 2 to 3 ft. .SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. .MON...E winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...SE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Rain likely. .TUE...S winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-192215- Boston Harbor- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY AFTERNOON... .TODAY...W winds 5 to 10 kt. Waves 1 foot or less. .TONIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Waves around 2 ft. .SAT...SW winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Gusts up to 25 kt. Waves around 2 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Waves around 2 ft. .SUN...W winds 5 to 10 kt. Waves 1 foot or less. .SUN NIGHT...N winds around 5 kt. Waves 1 foot or less. .MON...E winds 5 to 10 kt. Waves around 2 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 2 to 3 ft. Rain likely with a chance of snow. Vsby 1 to 3 NM. .TUE...S winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds around 10 kt with gusts up to 20 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. $$ ANZ236-192215- Narragansett Bay- 406 AM EST Fri Jan 19 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .TODAY...W winds 5 to 10 kt. Waves around 2 ft. .TONIGHT...W winds 5 to 10 kt with gusts up to 20 kt, becoming SW 10 to 15 kt with gusts up to 30 kt after midnight. Waves 2 to 3 ft. .SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Waves 2 to 4 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Waves 2 to 3 ft. .SUN...NW winds 5 to 10 kt. Waves around 2 ft. .SUN NIGHT...NW winds around 5 kt. Waves around 2 ft. .MON...E winds 5 to 10 kt. Waves around 2 ft. .MON NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 4 ft. Rain likely. Vsby 1 to 3 NM. .TUE...S winds 15 to 20 kt with gusts up to 25 kt. Waves 3 to 5 ft. Rain. Vsby 1 to 3 NM. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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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