Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 161816 CWFBOX Coastal Waters Forecast National Weather Service Taunton MA 116 PM EST Tue Jan 16 2018 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-170700- 116 PM EST Tue Jan 16 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres will push offshore this afternoon. Low pres will develop off the mid Atlc coast late today, then will push across the waters tonight and Wed. Another high will build S of the waters Thu through 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. $$ ANZ250-170700- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 116 PM EST Tue Jan 16 2018 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON... .THIS AFTERNOON...SW winds 5 to 10 kt. Seas 5 to 8 ft. .TONIGHT...S winds 5 to 10 kt. Seas 4 to 6 ft. Snow. Vsby 1 NM or less. .WED...E winds 10 to 15 kt, becoming NE in the afternoon. Gusts up to 20 kt. Seas 4 to 7 ft. Rain and snow. Vsby 1 NM or less. .WED NIGHT...NW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 5 to 7 ft. .THU...W winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 7 ft. .THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-170700- Massachusetts Bay and Ipswich Bay- 116 PM EST Tue Jan 16 2018 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST WEDNESDAY... .THIS AFTERNOON...S winds 5 to 10 kt. Seas 4 to 6 ft. .TONIGHT...S winds 5 to 10 kt. Seas 3 to 5 ft. Snow. Vsby 1 NM or less. .WED...E winds 5 to 10 kt, becoming N 10 to 15 kt in the afternoon. Seas 3 to 5 ft. Rain and snow. Vsby 1 NM or less. .WED NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. A chance of snow. .THU...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .SAT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas around 2 ft. .SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 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. $$ ANZ231-170700- Cape Cod Bay- 116 PM EST Tue Jan 16 2018 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM EST THIS AFTERNOON... .THIS AFTERNOON...S winds around 5 kt. Seas 2 to 3 ft. .TONIGHT...SE winds around 5 kt. Seas 2 to 3 ft. Snow. Vsby 1 NM or less. .WED...E winds 10 to 15 kt, becoming N in the afternoon. Gusts up to 20 kt. Seas 2 to 3 ft. Rain and snow. Vsby 1 NM or less. .WED NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of snow and rain. .THU...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-170700- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 116 PM EST Tue Jan 16 2018 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON... .THIS AFTERNOON...W winds around 5 kt. Seas 5 to 8 ft. .TONIGHT...SE winds 5 to 10 kt. Seas 4 to 7 ft. Snow and rain likely. Vsby 1 NM or less. .WED...E winds 10 to 15 kt, becoming S in the afternoon. Gusts up to 25 kt. Seas 4 to 7 ft. Rain. Vsby 1 to 3 NM. .WED NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 7 ft. A chance of rain and snow. .THU...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 7 ft. .THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds 15 to 20 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. $$ ANZ255-170700- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 116 PM EST Tue Jan 16 2018 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON... .THIS AFTERNOON...E winds around 5 kt. Seas 4 to 6 ft. .TONIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 3 to 5 ft. Rain likely. .WED...E winds 10 to 15 kt, becoming SW in the afternoon. Gusts up to 25 kt. Seas 4 to 6 ft. Rain. .WED NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 7 ft. A chance of snow and rain. .THU...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. .THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 7 ft. .FRI...W winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 7 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. .SAT NIGHT...W winds around 15 kt with gusts up to 25 kt. Seas 4 to 7 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-170700- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 116 PM EST Tue Jan 16 2018 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON... .THIS AFTERNOON...SE winds around 5 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft. Rain. .WED...E winds 10 to 15 kt, becoming NW in the afternoon. Gusts up to 25 kt. Seas 4 to 6 ft. Rain. .WED NIGHT...NW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 4 to 7 ft. A chance of snow. .THU...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. .THU NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 7 ft. .FRI...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts up to 25 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. $$ ANZ232-170700- Nantucket Sound- 116 PM EST Tue Jan 16 2018 .THIS AFTERNOON...SE winds around 5 kt. Seas 2 to 3 ft. .TONIGHT...SE winds around 5 kt, increasing to 5 to 10 kt after midnight. Seas 2 to 3 ft. Snow and rain. Vsby 1 NM or less. .WED...E winds 10 to 15 kt, becoming N in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Rain. Vsby 1 to 3 NM. .WED NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. A chance of snow and rain. .THU...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-170700- Vineyard Sound- 116 PM EST Tue Jan 16 2018 .THIS AFTERNOON...S winds around 5 kt. Seas around 2 ft. .TONIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Snow. Vsby 1 NM or less. .WED...E winds 10 to 15 kt with gusts up to 20 kt, becoming N in the afternoon. Seas 2 to 3 ft. Rain. .WED NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. A chance of snow. .THU...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .SAT 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. $$ ANZ234-170700- Buzzards Bay- 116 PM EST Tue Jan 16 2018 .THIS AFTERNOON...S winds around 5 kt. Seas 1 foot or less. .TONIGHT...SE winds around 5 kt, becoming E after midnight. Seas 1 foot or less. Snow. Vsby 1 NM or less. .WED...E winds 5 to 10 kt with gusts up to 20 kt, becoming N in the afternoon. Seas around 2 ft. Rain. Vsby 1 to 3 NM. .WED NIGHT...NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. A chance of snow. .THU...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...W winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-170700- Rhode Island Sound- 116 PM EST Tue Jan 16 2018 .THIS AFTERNOON...S winds around 5 kt. Seas 2 to 3 ft. .TONIGHT...SE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Rain with snow likely. Vsby 1 NM or less. .WED...E winds 10 to 15 kt with gusts up to 20 kt, becoming N in the afternoon. Seas 3 to 5 ft. Rain. Vsby 1 to 3 NM. .WED NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of snow. .THU...NW winds 10 to 15 kt, becoming W 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. .THU NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. .FRI...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds 15 to 20 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. $$ ANZ237-170700- Block Island Sound- 116 PM EST Tue Jan 16 2018 .THIS AFTERNOON...S winds around 5 kt. Seas 2 to 3 ft. .TONIGHT...SE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. Rain with a chance of snow. Vsby 1 NM or less. .WED...E winds 10 to 15 kt with gusts up to 20 kt, becoming N in the afternoon. Seas 3 to 5 ft. Rain. .WED NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of snow. .THU...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .THU NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .FRI...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-170700- Boston Harbor- 116 PM EST Tue Jan 16 2018 .THIS AFTERNOON...SW winds 5 to 10 kt. Waves 1 foot or less, except 2 to 4 ft at the outer harbor entrance. .TONIGHT...S winds 5 to 10 kt. Waves 1 foot or less, except 2 to 4 ft at the outer harbor entrance. Snow. Vsby 1 NM or less. .WED...E winds 5 to 10 kt, becoming N in the afternoon. Waves 1 foot or less. Snow and rain. Vsby 1 NM or less. .WED NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt after midnight. Waves around 2 ft. A chance of snow. .THU...W winds 5 to 10 kt with gusts up to 20 kt. Waves around 2 ft. .THU NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves around 2 ft. .FRI...W winds 5 to 10 kt. Waves 1 foot or less. .FRI NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. .SAT...SW winds 5 to 10 kt with gusts up to 20 kt. Waves 1 foot or less. .SAT NIGHT...SW 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. $$ ANZ236-170700- Narragansett Bay- 116 PM EST Tue Jan 16 2018 .THIS AFTERNOON...S winds around 5 kt. Waves around 2 ft. .TONIGHT...SE winds around 5 kt, becoming E after midnight. Waves around 2 ft. Snow. Vsby 1 NM or less. .WED...NE winds 5 to 10 kt, becoming N in the afternoon. Waves 2 to 3 ft. Rain and snow. Vsby 1 NM or less. .WED NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt after midnight. Waves 2 to 3 ft. A chance of snow. .THU...W winds 5 to 10 kt with gusts up to 20 kt. Waves 2 to 3 ft. .THU NIGHT...W winds 5 to 10 kt with gusts up to 20 kt. Waves 2 to 3 ft. .FRI...W winds 5 to 10 kt with gusts up to 20 kt. Waves 2 to 3 ft. .FRI NIGHT...W winds 5 to 10 kt with gusts up to 20 kt. Waves around 2 ft. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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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