937 FZUS51 KBOX 280118 CWFBOX Coastal Waters Forecast National Weather Service Boston/Norton MA 918 PM EDT Tue Aug 27 2019 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-281415- 918 PM EDT Tue Aug 27 2019 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres anchored across the waters will shift east of the region on Wed. A cold front will then approach from the west Wed night. At the same time...a Tropical Depression which may intensify into a Tropical Storm is expected to lift northeast, but pass well east of the Benchmark Wed night into Thu. High pres will then build in from the west later Fri into 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. $$ ANZ250-281415- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 918 PM EDT Tue Aug 27 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT WEDNESDAY... .OVERNIGHT...S winds 5 to 10 kt. Seas 3 to 5 ft. .WED...S winds 5 to 10 kt, becoming SE 10 to 15 kt in the afternoon. Seas 2 to 4 ft. A chance of showers. .WED NIGHT...SE winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. Patchy fog. Showers. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .THU NIGHT...W winds 5 to 10 kt. Seas 2 to 4 ft. .FRI AND FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .SAT...NW winds 10 to 15 kt. Seas 2 to 4 ft. .SAT...N winds 5 to 10 kt, becoming E. Seas 2 to 3 ft. .SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-281415- Massachusetts Bay and Ipswich Bay- 918 PM EDT Tue Aug 27 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT WEDNESDAY... .OVERNIGHT...S winds 5 to 10 kt. Seas 3 to 5 ft. .WED...S winds 5 to 10 kt, becoming SE 10 to 15 kt in the afternoon. Seas 2 to 3 ft. A chance of showers. .WED NIGHT...SE winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Patchy fog. Showers. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .THU NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .FRI AND FRI NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .SAT THROUGH SUN...E winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...S winds 5 to 10 kt. Seas around 2 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. $$ ANZ231-281415- Cape Cod Bay- 918 PM EDT Tue Aug 27 2019 .OVERNIGHT...S winds around 5 kt. Seas 2 to 3 ft. .WED...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .WED NIGHT...SE winds 10 to 15 kt. Seas around 2 ft. Patchy fog. Showers. Vsby 1 to 3 NM. .THU...NW winds 5 to 10 kt. Seas around 2 ft. Patchy fog. A chance of showers. .THU NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. .FRI AND FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .SAT THROUGH SUN...E winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .SUN NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-281415- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 918 PM EDT Tue Aug 27 2019 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT WEDNESDAY... .OVERNIGHT...S winds around 5 kt. Seas 3 to 5 ft. .WED...SE winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 4 ft. A chance of showers. .WED NIGHT...SE winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 3 to 5 ft. Patchy fog. Showers. Vsby 1 NM or less. .THU...W winds 5 to 10 kt, becoming NW in the afternoon. Seas 3 to 5 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .THU NIGHT...W winds 5 to 10 kt. Seas 3 to 5 ft. .FRI...SW winds 5 to 10 kt. Seas 3 to 5 ft. .FRI NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 4 ft. .SAT THROUGH SUN...E winds 5 to 10 kt. Seas 2 to 4 ft. .SUN NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 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. $$ ANZ255-281415- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 918 PM EDT Tue Aug 27 2019 .OVERNIGHT...SE winds around 5 kt. Seas 3 to 5 ft. .WED...E winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. Showers likely. Vsby 1 to 3 NM. .WED NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Patchy fog. Showers. Vsby 1 to 3 NM. .THU...NW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 3 to 5 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .THU NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 3 to 5 ft. .FRI AND FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .SAT...NW winds 5 to 10 kt. Seas 2 to 4 ft. .SAT THROUGH SUN...SE winds 5 to 10 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-281415- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 918 PM EDT Tue Aug 27 2019 .OVERNIGHT...SE winds around 5 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. Showers likely. Vsby 1 to 3 NM. .WED NIGHT...SE winds 10 to 15 kt, becoming S after midnight. Gusts up to 20 kt. Seas 3 to 5 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .THU...NW 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 20 kt, becoming NW 5 to 10 kt after midnight. Seas 3 to 5 ft. .FRI AND FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .SAT...NW winds 5 to 10 kt. Seas 2 to 4 ft. .SAT THROUGH SUN...SE 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. $$ ANZ232-281415- Nantucket Sound- 918 PM EDT Tue Aug 27 2019 .OVERNIGHT...SE winds around 5 kt. Seas around 2 ft. .WED...E winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas around 2 ft. Showers likely. .WED NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .THU...NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .THU NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .FRI AND FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT THROUGH SUN...E winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-281415- Vineyard Sound- 918 PM EDT Tue Aug 27 2019 .OVERNIGHT...SE winds around 5 kt. Seas around 2 ft. .WED...E winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas around 2 ft. Showers likely. Vsby 1 to 3 NM. .WED NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Showers. Vsby 1 to 3 NM. .THU...NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .THU NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .FRI AND FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT THROUGH SUN...E winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...SE winds 5 to 10 kt. Seas around 2 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. $$ ANZ234-281415- Buzzards Bay- 918 PM EDT Tue Aug 27 2019 .OVERNIGHT...SE winds around 5 kt. Seas around 2 ft. .WED...E winds 5 to 10 kt, becoming SE 10 to 15 kt in the afternoon. Seas around 2 ft. Showers likely. .WED NIGHT...SE winds 10 to 15 kt, becoming S 5 to 10 kt after midnight. Seas around 2 ft. Patchy fog. Showers. Vsby 1 to 3 NM. .THU...NW winds 5 to 10 kt. Seas 2 to 3 ft. .THU NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .FRI AND FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .SAT THROUGH SUN...E winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-281415- Rhode Island Sound- 918 PM EDT Tue Aug 27 2019 .OVERNIGHT...SE winds around 5 kt. Seas 2 to 3 ft. .WED...E winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .WED NIGHT...SE winds 10 to 15 kt, becoming S 5 to 10 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. Patchy fog. Showers likely. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt, becoming W 10 to 15 kt in the afternoon. Seas 2 to 4 ft. A chance of showers. .THU NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft. .FRI AND FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .SAT THROUGH SUN...E winds 5 to 10 kt. Seas 2 to 3 ft. .SUN NIGHT...S winds 5 to 10 kt. Seas around 2 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. $$ ANZ237-281415- Block Island Sound- 918 PM EDT Tue Aug 27 2019 .OVERNIGHT...SE winds around 5 kt. Seas 2 to 3 ft. .WED...E winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Showers likely. Vsby 1 to 3 NM. .WED NIGHT...SE winds 10 to 15 kt, becoming SW 5 to 10 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. Patchy fog. Showers likely. Vsby 1 to 3 NM. .THU...W winds 5 to 10 kt. Seas 2 to 4 ft. .THU NIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft. .FRI AND FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .SAT THROUGH SUN...E winds 5 to 10 kt. Seas 2 to 3 ft. .SUN NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-281415- Boston Harbor- 918 PM EDT Tue Aug 27 2019 .OVERNIGHT...S winds around 5 kt. Waves 1 foot or less, except 2 to 4 ft at the outer harbor entrance. .WED...S winds 5 to 10 kt, becoming SE 10 to 15 kt in the afternoon. Waves around 2 ft. A chance of showers. .WED NIGHT...SE winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Waves around 2 ft. Patchy fog. Showers. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 foot or less. A chance of showers. .THU NIGHT...W winds around 5 kt. Waves 1 foot or less. .FRI AND FRI NIGHT...W winds 5 to 10 kt. Waves around 2 ft. .SAT THROUGH SUN...E winds 5 to 10 kt. Waves around 2 ft. .SUN NIGHT...S winds around 5 kt. Waves around 2 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. $$ ANZ236-281415- Narragansett Bay- 918 PM EDT Tue Aug 27 2019 .OVERNIGHT...SE winds around 5 kt. Waves around 2 ft. .WED...SE winds 5 to 10 kt. Waves around 2 ft. Showers likely. .WED NIGHT...SE winds 5 to 10 kt, becoming S after midnight. Waves 2 to 3 ft. Patchy fog. Showers. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 2 to 3 ft. .THU NIGHT...W winds 5 to 10 kt. Waves 2 to 3 ft. .FRI AND FRI NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft. .SAT THROUGH SUN...E winds 5 to 10 kt. Waves around 2 ft. .SUN NIGHT...S winds around 5 kt. Waves around 2 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/us.nationalweatherservice.boston.gov You can follow us on Twitter at @NWSBoston