Coastal Waters Forecast
Issued by NWS Boston, MA

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732 FZUS51 KBOX 231116 CWFBOX Coastal Waters Forecast National Weather Service Taunton MA 716 AM EDT Sat Sep 23 2017 COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT TO 25 NM ANZ200-240000- 716 AM EDT Sat Sep 23 2017 .Synopsis for Massachusetts and Rhode Island coastal waters... The remnants of Jose centered about 150 miles south-southeast of Nantucket will continue to weaken and slowly drift southeast today. This will keep some fog and showers over the waters this morning. High pressure will build over the waters tonight and Sunday and remain in control through midweek. Hurricane Maria will slowly lift north and be located off the North Carolina coast by the middle of next week. It will generate southerly swell particularly across our southern outer waters during the first half of next week. Mariners should monitor the latest forecasts from the National Hurricane Center at www.nhc.noaa.gov. 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. $$ ANZ250-240000- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...NE winds 10 to 15 kt, diminishing to 5 to 10 kt this afternoon. Gusts up to 25 kt. Seas 5 to 8 ft. Areas of fog this morning. A slight chance of showers this morning with vsby 1 NM or less. .TONIGHT...NE winds 5 to 10 kt, becoming N after midnight. Seas 3 to 5 ft. .SUN...N winds around 5 kt, becoming SE in the afternoon. Seas 2 to 4 ft. .SUN NIGHT...S winds around 5 kt. Seas 2 to 4 ft. Areas of fog. Vsby 1 to 3 NM. .MON...E winds around 5 kt. Seas 2 to 4 ft. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...SE winds around 5 kt. Seas 2 to 4 ft. .TUE...SE winds around 5 kt. Seas 2 to 4 ft. .TUE NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .WED NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-240000- Massachusetts Bay and Ipswich Bay- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... .TODAY...N winds 10 to 15 kt, becoming NE 5 to 10 kt this afternoon. Gusts up to 25 kt. Seas 4 to 6 ft. Areas of fog this morning. A slight chance of showers this morning with vsby 1 NM or less. .TONIGHT...NE winds around 5 kt, becoming N after midnight. Seas 2 to 4 ft. .SUN...N winds around 5 kt, becoming SE in the afternoon. Seas 2 to 3 ft. .SUN NIGHT...SW winds around 5 kt. Seas 2 to 3 ft. Areas of fog. Vsby 1 to 3 NM. .MON...E winds around 5 kt. Seas around 2 ft. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...E winds around 5 kt. Seas around 2 ft. .TUE...SE winds around 5 kt. Seas around 2 ft. .TUE NIGHT...SE winds around 5 kt. Seas around 2 ft. .WED...SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .WED NIGHT...SW 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. $$ ANZ231-240000- Cape Cod Bay- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... .TODAY...N winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Areas of fog. Areas of drizzle. A slight chance of showers this morning. Vsby 1 NM or less. .TONIGHT...N winds 5 to 10 kt. Seas around 2 ft. Areas of fog. Vsby 1 NM or less. .SUN...NE winds around 5 kt. Seas around 2 ft. Areas of fog. Vsby 1 to 3 NM. .SUN NIGHT...SE winds around 5 kt. Seas around 2 ft. Areas of fog. Vsby 1 to 3 NM. .MON...E winds around 5 kt. Seas around 2 ft. .MON NIGHT...E winds around 5 kt. Seas around 2 ft. .TUE...E winds around 5 kt. Seas around 2 ft. .TUE NIGHT...SE winds around 5 kt. Seas around 2 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-240000- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON... .TODAY...NE winds 10 to 15 kt, becoming N 5 to 10 kt this afternoon. Gusts up to 25 kt. Seas 6 to 9 ft. Areas of fog. Areas of drizzle. A chance of showers this morning, then a slight chance of showers this afternoon. Vsby 1 NM or less. .TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt after midnight. Seas 4 to 6 ft. Areas of fog. Vsby 1 to 3 NM. .SUN...NE winds 5 to 10 kt. Seas 3 to 5 ft. Areas of fog. Vsby 1 to 3 NM. .SUN NIGHT...E winds around 5 kt. Seas 4 to 7 ft. Areas of fog. Vsby 1 to 3 NM. .MON...E winds around 5 kt. Seas 4 to 7 ft. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...E winds 5 to 10 kt. Seas 4 to 7 ft. .TUE...E winds around 5 kt. Seas 4 to 7 ft. .TUE NIGHT...SE winds around 5 kt. Seas 5 to 8 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Seas 6 to 9 ft, except 8 to 13 ft S and E of Nantucket. A chance of showers. .WED NIGHT...S winds 5 to 10 kt. Seas 6 to 9 ft, except 9 to 13 ft S and E of Nantucket. 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. $$ ANZ255-240000- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON... .TODAY...N winds 15 to 20 kt, diminishing to 10 to 15 kt this afternoon. Gusts up to 30 kt. Seas 5 to 8 ft. Areas of fog. Areas of drizzle. A chance of showers this morning, then a slight chance of showers this afternoon. Vsby 1 NM or less. .TONIGHT...N winds 10 to 15 kt with gusts up to 25 kt, diminishing to 5 to 10 kt after midnight. Seas 4 to 6 ft. Areas of fog. Vsby 1 NM or less. .SUN...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas 4 to 6 ft. Areas of fog. Vsby 1 to 3 NM. .SUN NIGHT...NE winds 5 to 10 kt. Seas 4 to 7 ft. Areas of fog. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Seas 5 to 7 ft. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...E winds 5 to 10 kt. Seas 6 to 9 ft. .TUE...E winds 5 to 10 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 5 to 10 kt. Seas 8 to 11 ft. A chance of showers. .WED...E winds 5 to 10 kt. Seas 8 to 11 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Seas 9 to 12 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-240000- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON... .TODAY...N winds 15 to 20 kt, diminishing to 10 to 15 kt this afternoon. Gusts up to 30 kt. Seas 5 to 8 ft. Areas of fog. Areas of drizzle with a slight chance of showers this morning. Vsby 1 NM or less. .TONIGHT...NE winds 10 to 15 kt with gusts up to 25 kt, becoming N 5 to 10 kt after midnight. Seas 4 to 6 ft. .SUN...NE winds 5 to 10 kt. Seas 4 to 7 ft. .SUN NIGHT...NE winds around 5 kt. Seas 5 to 7 ft. Areas of fog. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Seas 6 to 8 ft. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...E winds 5 to 10 kt. Seas 6 to 9 ft. .TUE...E winds 5 to 10 kt. Seas 7 to 10 ft. .TUE NIGHT...E winds 5 to 10 kt. Seas 8 to 11 ft. A chance of showers. .WED...E winds 5 to 10 kt. Seas 9 to 12 ft. A chance of showers. .WED NIGHT...E winds 5 to 10 kt. Seas 9 to 12 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. $$ ANZ232-240000- Nantucket Sound- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON... .TODAY...N winds 15 to 20 kt, diminishing to 10 to 15 kt this afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Areas of fog. Areas of drizzle. A chance of showers this morning, then a slight chance of showers this afternoon. Vsby 1 NM or less. .TONIGHT...N winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Areas of fog. Vsby 1 NM or less. .SUN...NE winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog. Vsby 1 to 3 NM. .SUN NIGHT...NE winds around 5 kt. Seas 2 to 3 ft. Areas of fog. Vsby 1 to 3 NM. .MON...NE winds around 5 kt, becoming E in the afternoon. Seas 2 to 4 ft. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...E winds 5 to 10 kt. Seas 2 to 4 ft. .TUE...E winds 5 to 10 kt. Seas 2 to 4 ft. .TUE NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .WED NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-240000- Vineyard Sound- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON... .TODAY...N winds 15 to 20 kt, diminishing to 10 to 15 kt this afternoon. Gusts up to 30 kt. Seas 2 to 4 ft. Areas of fog. Areas of drizzle. A chance of showers this morning. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...N winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Areas of fog. Vsby 1 to 3 NM. .SUN...NE winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog. .SUN NIGHT...E winds around 5 kt, becoming NE around 5 kt after midnight. Seas 2 to 4 ft. Areas of fog. Vsby 1 to 3 NM. .MON...NE winds 5 to 10 kt. Seas 2 to 4 ft. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. .TUE...E winds 5 to 10 kt. Seas 2 to 4 ft. .TUE NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. .WED...E winds 5 to 10 kt. Seas 4 to 7 ft. A chance of showers. .WED NIGHT...S winds 5 to 10 kt. Seas 4 to 7 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. $$ ANZ234-240000- Buzzards Bay- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON... .TODAY...N winds 10 to 15 kt, becoming NE 5 to 10 kt this afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Areas of fog. Areas of drizzle. A slight chance of showers this morning. Vsby 1 NM or less, increasing to 1 to 3 NM this afternoon. .TONIGHT...N winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. Areas of fog. Vsby 1 to 3 NM. .SUN...NE winds 5 to 10 kt. Seas 2 to 3 ft. .SUN NIGHT...SE winds around 5 kt, becoming NE after midnight. Seas 2 to 3 ft. Patchy fog. Vsby 1 to 3 NM. .MON...NE winds around 5 kt, becoming E in the afternoon. Seas 2 to 3 ft. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...E winds around 5 kt. Seas 2 to 3 ft. .TUE...E winds around 5 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds around 5 kt. Seas 3 to 5 ft. A chance of showers. .WED...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. .WED NIGHT...S winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-240000- Rhode Island Sound- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...N winds 15 to 20 kt, diminishing to 10 to 15 kt this afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Areas of fog this morning. A slight chance of showers this morning with vsby 1 NM or less. .TONIGHT...N winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 3 to 5 ft. .SUN...N winds 5 to 10 kt, becoming E in the afternoon. Seas 3 to 5 ft. .SUN NIGHT...SE winds around 5 kt, becoming NE after midnight. Seas 4 to 6 ft. Areas of fog. Vsby 1 to 3 NM. .MON...E winds 5 to 10 kt. Seas 4 to 6 ft. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...E winds 5 to 10 kt. Seas 4 to 7 ft. .TUE...E winds 5 to 10 kt. Seas 5 to 8 ft. .TUE NIGHT...E winds 5 to 10 kt. Seas 6 to 9 ft. A chance of showers. .WED...E winds 5 to 10 kt. Seas 6 to 9 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 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. $$ ANZ237-240000- Block Island Sound- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...N winds 15 to 20 kt, becoming NE 5 to 10 kt this afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. A slight chance of showers this morning. .TONIGHT...N winds 5 to 10 kt. Seas 2 to 4 ft. .SUN...NE winds around 5 kt, becoming SE in the afternoon. Seas 3 to 5 ft. .SUN NIGHT...SE winds around 5 kt, becoming NE after midnight. Seas 3 to 5 ft. Patchy fog. Vsby 1 to 3 NM. .MON...E winds 5 to 10 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 5 to 10 kt. Seas 4 to 6 ft. .TUE...E winds 5 to 10 kt. Seas 4 to 7 ft. .TUE NIGHT...E winds 5 to 10 kt. Seas 5 to 8 ft. A chance of showers. .WED...E winds 5 to 10 kt. Seas 5 to 8 ft. A chance of showers. .WED NIGHT...E winds 5 to 10 kt. Seas 6 to 8 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-240000- Boston Harbor- 716 AM EDT Sat Sep 23 2017 .TODAY...NE winds 5 to 10 kt. Gusts up to 20 kt this morning. Waves around 2 ft. Areas of fog this morning. A slight chance of showers this morning with vsby 1 to 3 NM. .TONIGHT...N winds around 5 kt. Waves 1 foot or less. .SUN...N winds around 5 kt, becoming E around 5 kt in the afternoon. Waves 1 foot or less. .SUN NIGHT...S winds around 5 kt, becoming W after midnight. Waves 1 foot or less. Areas of fog. Vsby 1 to 3 NM. .MON...E winds around 5 kt. Waves 1 foot or less. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...E winds around 5 kt. Waves 1 foot or less. .TUE...E winds around 5 kt. Waves 1 foot or less. .TUE NIGHT...SE winds around 5 kt. Waves 1 foot or less. .WED...SE winds around 5 kt. Waves 1 foot or less. A chance of showers. .WED NIGHT...SW winds around 5 kt. Waves 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. $$ ANZ236-240000- Narragansett Bay- 716 AM EDT Sat Sep 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... .TODAY...N winds 10 to 15 kt, diminishing to 5 to 10 kt this afternoon. Gusts up to 25 kt. Waves 2 to 3 ft. Areas of fog this morning. A slight chance of showers this morning with vsby 1 to 3 NM. .TONIGHT...N winds around 5 kt. Waves 2 to 3 ft. .SUN...N winds around 5 kt, becoming E in the afternoon. Waves 2 to 3 ft. .SUN NIGHT...S winds around 5 kt, becoming N after midnight. Waves 2 to 4 ft. Areas of fog. Vsby 1 to 3 NM. .MON...E winds around 5 kt. Waves 2 to 4 ft. Areas of fog. Vsby 1 to 3 NM. .MON NIGHT...NE winds around 5 kt. Waves 2 to 4 ft. .TUE...E winds around 5 kt. Waves 2 to 4 ft. .TUE NIGHT...E winds around 5 kt. Waves 3 to 5 ft. A chance of showers. .WED...E winds 5 to 10 kt. Waves 3 to 5 ft. A chance of showers. .WED NIGHT...NE winds around 5 kt. Waves 2 to 4 ft, except 4 to 7 ft at the bay entrance. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/NWSBoston You can follow us on Twitter at @NWSBoston

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