Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 152317 CWFBOX Coastal Waters Forecast National Weather Service Taunton MA 716 PM EDT Tue Aug 15 2017 COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT TO 25 NM ANZ200-161200- 716 PM EDT Tue Aug 15 2017 .Synopsis for Massachusetts and Rhode Island coastal waters... A weak area of low pressure passing south of the waters will produce light scattered showers into this evening. Hurricane Gert will pass well south of the waters on Wednesday with elevated southerly swells tonight into Wednesday. High pressure returns for Thursday. A warm front will bring a chance of rain for 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. $$ ANZ250-161200- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 716 PM EDT Tue Aug 15 2017 .TONIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Patchy fog after midnight. .WED...NW winds 5 to 10 kt. Seas 2 to 3 ft. .WED NIGHT...W winds 5 to 10 kt, becoming N after midnight. Gusts up to 20 kt. Seas 2 to 4 ft. .THU...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 4 ft. .THU NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. .FRI...S winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. A chance of showers and tstms. .FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Showers likely with a chance of tstms. .SAT...S winds 10 to 15 kt. Seas 2 to 4 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SUN...SW winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-161200- Massachusetts Bay and Ipswich Bay- 716 PM EDT Tue Aug 15 2017 .TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. Patchy fog after midnight with vsby 1 to 3 NM. .WED...NW winds 5 to 10 kt, becoming N in the afternoon. Seas around 2 ft. .WED NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. .THU...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. .THU NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 1 foot or less. .FRI...SE winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 1 foot or less. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely with a chance of tstms. .SAT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. A chance of showers and tstms. .SUN...W winds around 5 kt. Seas 1 foot or less. .SUN NIGHT...W winds around 5 kt. Seas 1 foot or less. Winds and seas higher in and near tstms. 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. $$ ANZ231-161200- Cape Cod Bay- 716 PM EDT Tue Aug 15 2017 .TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt, diminishing to around 5 kt after midnight. Seas 1 foot or less. Patchy fog after midnight with vsby 1 to 3 NM. .WED...NW winds 5 to 10 kt, becoming N in the afternoon. Seas 1 foot or less. Patchy fog. .WED NIGHT...SW winds around 5 kt, becoming N after midnight. Seas 2 to 3 ft. .THU...N winds around 5 kt, becoming SW in the afternoon. Seas 2 to 3 ft. .THU NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. .FRI...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Showers likely with a chance of tstms. .SAT...S winds 5 to 10 kt. Seas around 2 ft. Showers likely with a chance of tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. A chance of showers and tstms. .SUN...SW winds around 5 kt. Seas 1 foot or less. .SUN NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-161200- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 716 PM EDT Tue Aug 15 2017 ...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT FROM 11 PM EDT THIS EVENING THROUGH LATE WEDNESDAY NIGHT... .TONIGHT...S winds 5 to 10 kt with gusts up to 20 kt, becoming SW after midnight. Seas 2 to 4 ft. Patchy fog. Widespread showers this evening. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .WED...NW winds 5 to 10 kt. Seas 3 to 5 ft. Patchy fog. Vsby 1 NM or less. .WED NIGHT...SW winds around 5 kt, becoming N after midnight. Seas 3 to 5 ft. .THU...N winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 4 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. .FRI...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers and tstms. .SAT...S winds around 10 kt. Seas 2 to 4 ft. Showers likely with a chance of tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers and tstms. .SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. 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. $$ ANZ255-161200- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 716 PM EDT Tue Aug 15 2017 ...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT THROUGH LATE WEDNESDAY NIGHT... .TONIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 4 to 6 ft. Patchy fog. Widespread showers this evening. Vsby 1 NM or less. .WED...W winds 5 to 10 kt. Seas 5 to 8 ft. Patchy fog. Vsby 1 NM or less. .WED NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas 4 to 7 ft. Patchy fog. Vsby 1 to 3 NM. .THU...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 4 ft. .THU NIGHT...S winds around 5 kt. Seas 2 to 3 ft. .FRI...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. .FRI NIGHT...S winds around 10 kt. Seas 2 to 4 ft. A chance of showers and tstms. .SAT...S winds around 10 kt. Seas 3 to 5 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers and tstms. .SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-161200- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 716 PM EDT Tue Aug 15 2017 ...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT THROUGH LATE WEDNESDAY NIGHT... .TONIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 4 to 6 ft. Patchy fog. Vsby 1 NM or less. .WED...W winds 5 to 10 kt. Seas 5 to 7 ft. Patchy fog. Vsby 1 NM or less. .WED NIGHT...W winds 10 to 15 kt, becoming N 5 to 10 kt with gusts up to 20 kt after midnight. Seas 4 to 7 ft. .THU...NE winds 5 to 10 kt, becoming SE in the afternoon. Seas 3 to 5 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. .FRI...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .FRI NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft. Showers likely with a chance of tstms. .SAT...S winds around 10 kt. Seas 3 to 5 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas around 3 ft. A chance of showers and tstms. .SUN...W winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. 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. $$ ANZ232-161200- Nantucket Sound- 716 PM EDT Tue Aug 15 2017 ...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT FROM 5 AM EDT WEDNESDAY THROUGH WEDNESDAY EVENING... .TONIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft. Patchy fog. Isolated showers this evening. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .WED...NW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas around 2 ft. Patchy fog. Vsby 1 NM or less. .WED NIGHT...W winds around 5 kt, becoming N after midnight. Seas 2 to 3 ft. .THU...NE winds around 5 kt, becoming S in the afternoon. Seas 2 to 3 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. .FRI...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT...S winds around 10 kt. Seas 2 to 3 ft. Showers likely with a chance of tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. .SUN...SW winds 5 to 10 kt. Seas 1 foot or less. .SUN NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-161200- Vineyard Sound- 716 PM EDT Tue Aug 15 2017 ...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT FROM 5 AM EDT WEDNESDAY THROUGH WEDNESDAY EVENING... .TONIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 2 to 3 ft. Patchy fog. Vsby 1 NM or less. .WED...W winds 5 to 10 kt. Seas 2 to 4 ft. Patchy fog. .WED NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas 2 to 4 ft. .THU...NE winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft. .THU NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. .FRI...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers and tstms. .FRI NIGHT...S winds around 10 kt. Seas 2 to 3 ft. Showers likely with a chance of tstms. .SAT...S winds around 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. .SUN...W winds 5 to 10 kt. Seas 1 foot or less. .SUN NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. Winds and seas higher in and near tstms. 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. $$ ANZ234-161200- Buzzards Bay- 716 PM EDT Tue Aug 15 2017 ...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT FROM 5 AM EDT WEDNESDAY THROUGH WEDNESDAY EVENING... .TONIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft. Patchy fog. Vsby 1 NM or less. .WED...NW winds around 5 kt, becoming W in the afternoon. Seas around 2 ft. Patchy fog. .WED NIGHT...SW winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft. .THU...NE winds around 5 kt, becoming S in the afternoon. Seas 1 foot or less. .THU NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. .FRI...S winds 5 to 10 kt. Seas 1 foot or less. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Showers likely with a chance of tstms. .SAT...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. A chance of showers and tstms. .SUN...W winds 5 to 10 kt. Seas 1 foot or less. .SUN NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-161200- Rhode Island Sound- 716 PM EDT Tue Aug 15 2017 ...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT FROM 11 PM EDT THIS EVENING THROUGH WEDNESDAY EVENING... .TONIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 4 to 6 ft. Patchy fog. Vsby 1 NM or less. .WED...W winds 5 to 10 kt. Seas 4 to 7 ft. Patchy fog. .WED NIGHT...W winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas 4 to 6 ft. .THU...NE winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 4 ft. .THU NIGHT...S winds 5 to 10 kt. Seas around 2 ft. .FRI...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. Showers likely with a chance of tstms. .SAT...S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SUN...W winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. 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. $$ ANZ237-161200- Block Island Sound- 716 PM EDT Tue Aug 15 2017 ...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT FROM 11 PM EDT THIS EVENING THROUGH WEDNESDAY EVENING... .TONIGHT...S winds 5 to 10 kt, becoming W after midnight. Seas 3 to 5 ft. Patchy fog. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .WED...W winds 5 to 10 kt. Seas 4 to 6 ft. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...W winds 5 to 10 kt, becoming N after midnight. Seas 3 to 5 ft. .THU...NE winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 4 ft. .THU NIGHT...S winds 5 to 10 kt. Seas around 2 ft. .FRI...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers and tstms. .FRI NIGHT...S winds around 10 kt. Seas 2 to 4 ft. Showers likely with a chance of tstms. .SAT...S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers and tstms. .SUN...W winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-161200- Boston Harbor- 716 PM EDT Tue Aug 15 2017 .TONIGHT...SW winds 5 to 10 kt. Waves around 2 ft. Patchy fog after midnight. .WED...N winds 5 to 10 kt. Waves 1 foot or less. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 foot or less. .THU...NW winds around 5 kt, becoming SW in the afternoon. Waves 1 foot or less. .THU NIGHT...SW winds around 5 kt. Waves 1 foot or less. .FRI...S winds around 5 kt, becoming SE in the afternoon. Waves 1 foot or less. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 foot or less. Showers likely with a chance of tstms. .SAT...S winds around 5 kt. Waves 1 foot or less. A chance of showers and tstms. .SAT NIGHT...SW winds around 5 kt. Waves 1 foot or less. A chance of showers and tstms. .SUN...W winds around 5 kt. Waves 1 foot or less. .SUN NIGHT...W winds around 5 kt. Waves 1 foot or less. Winds and waves higher in and near tstms. 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. $$ ANZ236-161200- Narragansett Bay- 716 PM EDT Tue Aug 15 2017 .TONIGHT...SW winds 5 to 10 kt. Waves 2 to 3 ft. Patchy fog. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .WED...NW winds 5 to 10 kt. Waves 2 to 4 ft. .WED NIGHT...W winds 5 to 10 kt, becoming N after midnight. Waves 2 to 4 ft. .THU...N winds around 5 kt, becoming S in the afternoon. Waves around 2 ft. .THU NIGHT...S winds around 5 kt. Waves 1 foot or less. .FRI...S winds 5 to 10 kt. Waves 1 foot or less. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Waves around 2 ft. Showers likely with a chance of tstms. .SAT...S winds 5 to 10 kt. Waves around 2 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. A chance of showers and tstms. .SUN...W winds around 5 kt. Waves 1 foot or less. .SUN NIGHT...W winds around 5 kt. Waves 1 foot or less. Winds and waves higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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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