Coastal Waters Forecast
Issued by NWS Boston, MA

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000 FZUS51 KBOX 241116 CWFBOX Coastal Waters Forecast National Weather Service Boston/Norton MA 716 AM EDT Thu May 24 2018 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-250000- 716 AM EDT Thu May 24 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... Easterly flow today becomes southerly into Friday as high pressure settles southeast. A cold front will slowly settle across the waters from the north on Saturday. This front will become mainly stationary over the waters for Sunday and Monday. 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. $$ ANZ250-250000- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 716 AM EDT Thu May 24 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING... .TODAY...E winds around 5 kt, becoming SE 10 to 15 kt this afternoon. Seas 2 to 3 ft. .TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .FRI NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming S 5 to 10 kt in the afternoon. Seas 2 to 4 ft. A chance of showers. .SAT NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers. .SUN...E winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers. .SUN NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. A chance of showers. .MON...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...SW winds around 5 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-250000- Massachusetts Bay and Ipswich Bay- 716 AM EDT Thu May 24 2018 ...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON... .TODAY...NE winds around 5 kt, becoming SE 10 to 15 kt this afternoon. Seas around 2 ft. .TONIGHT...S winds 10 to 15 kt, becoming SW 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 2 to 3 ft. .FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. .SAT...SW winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .SAT NIGHT...E winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. A chance of showers. .SUN...E winds around 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers. .SUN NIGHT...NE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .MON...E winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...W winds around 5 kt. Seas 2 to 3 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. 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. $$ ANZ231-250000- Cape Cod Bay- 716 AM EDT Thu May 24 2018 ...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON... .TODAY...E winds 5 to 10 kt. Seas 1 foot or less. .TONIGHT...S winds 10 to 15 kt, becoming SW 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. .FRI...SW winds 15 to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 2 to 3 ft. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .SAT NIGHT...S winds 5 to 10 kt, becoming E after midnight. Seas around 2 ft. A chance of showers. .SUN...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. .SUN NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .MON...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...SW winds around 5 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-250000- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 716 AM EDT Thu May 24 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING... .TODAY...E winds 5 to 10 kt. Seas 2 to 4 ft. Areas of dense fog this morning with vsby 1 NM or less. .TONIGHT...S winds 10 to 15 kt, becoming SW 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. .SAT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt after midnight. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .SUN...E winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers. .SUN NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. A chance of showers. .MON...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. 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. $$ ANZ255-250000- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 716 AM EDT Thu May 24 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING... .TODAY...E winds 5 to 10 kt. Seas around 3 ft. Areas of fog this morning with vsby 1 NM or less. .TONIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt after midnight. Seas 2 to 3 ft. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. .SAT...SW winds around 15 kt with gusts up to 25 kt. Seas 4 to 6 ft. .SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt after midnight. Seas 3 to 5 ft. A chance of showers. Vsby 1 to 3 NM. .SUN...E winds around 10 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers. .SUN NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. .MON...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-250000- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 716 AM EDT Thu May 24 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING... .TODAY...N winds 5 to 10 kt, becoming E this afternoon. Seas 3 to 4 ft. Areas of fog this morning with vsby 1 NM or less. .TONIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt after midnight. Seas around 3 ft. .FRI...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. .FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. .SAT...SW winds 15 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt after midnight. Seas 3 to 5 ft. A chance of showers. .SUN...E winds around 10 kt. Seas around 3 ft. A chance of showers. .SUN NIGHT...NE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .MON...E winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .MON NIGHT...SE winds around 5 kt. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. 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. $$ ANZ232-250000- Nantucket Sound- 716 AM EDT Thu May 24 2018 .TODAY...E winds 5 to 10 kt. Seas around 2 ft. Areas of fog this morning with vsby 1 NM or less. .TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .FRI NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming SE 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .SUN...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. .SUN NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .MON...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT...SW winds around 5 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-250000- Vineyard Sound- 716 AM EDT Thu May 24 2018 .TODAY...NE winds 5 to 10 kt, becoming E this afternoon. Seas 2 to 3 ft. Areas of fog this morning with vsby 1 NM or less. .TONIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. .FRI...SW winds 15 to 20 kt. Seas 2 to 4 ft. .FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .SAT...SW winds around 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .SUN...E winds around 10 kt. Seas around 2 ft. A chance of showers. .SUN NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .MON...E winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .MON NIGHT...S winds around 5 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. 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. $$ ANZ234-250000- Buzzards Bay- 716 AM EDT Thu May 24 2018 .TODAY...NE winds around 5 kt, becoming SE this afternoon. Seas around 2 ft. Areas of fog this morning with vsby 1 NM or less. .TONIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .FRI...SW winds 15 to 20 kt. Seas 2 to 3 ft. .FRI NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. .SAT...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. .SAT NIGHT...SW winds 10 to 15 kt, becoming E 5 to 10 kt after midnight. Seas 2 to 3 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .SUN...NE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. .SUN NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM. .MON...E winds around 5 kt. Seas around 2 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...S winds around 5 kt. Seas 1 foot or less. Patchy fog. A chance of showers. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-250000- Rhode Island Sound- 716 AM EDT Thu May 24 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING... .TODAY...NE winds around 5 kt, becoming SE this afternoon. Seas 2 to 3 ft. Areas of fog this morning with vsby 1 NM or less. .TONIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .FRI NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt after midnight. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .SUN...NE winds around 10 kt. Seas 2 to 3 ft. A chance of showers. .SUN NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .MON...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...SE winds around 5 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. 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. $$ ANZ237-250000- Block Island Sound- 716 AM EDT Thu May 24 2018 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING... .TODAY...N winds around 5 kt, becoming SE this afternoon. Seas 2 to 3 ft. .TONIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt after midnight. Seas 2 to 3 ft. .FRI...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt after midnight. Seas 2 to 4 ft. A chance of showers. Vsby 1 to 3 NM. .SUN...NE winds around 10 kt. Seas 2 to 3 ft. A chance of showers. .SUN NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. .MON...E winds around 5 kt. Seas 2 to 3 ft. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...E winds around 5 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-250000- Boston Harbor- 716 AM EDT Thu May 24 2018 ...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON... .TODAY...NE winds 5 to 10 kt, becoming E this afternoon. Waves 1 foot or less. .TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Waves 1 foot or less. .SAT...W winds 5 to 10 kt. Waves 1 foot or less. A chance of showers. .SAT NIGHT...E winds 5 to 10 kt. Waves around 2 ft. A chance of showers. .SUN...E winds 5 to 10 kt with gusts up to 20 kt. Waves around 2 ft. A chance of showers. .SUN NIGHT...NE winds 5 to 10 kt. Waves around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .MON...E winds around 5 kt. Waves 1 foot or less. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...N winds around 5 kt. Waves 1 foot or less. Patchy fog. A chance of showers. Vsby 1 to 3 NM. 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. $$ ANZ236-250000- Narragansett Bay- 716 AM EDT Thu May 24 2018 .TODAY...N winds around 5 kt, becoming SE this afternoon. Waves around 2 ft. .TONIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt after midnight. Waves 2 to 3 ft. .FRI...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Waves 2 to 3 ft. .FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Waves 2 to 3 ft. .SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 2 to 3 ft. .SAT NIGHT...SW winds 5 to 10 kt, becoming NE after midnight. Waves around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .SUN...NE winds 5 to 10 kt. Waves around 2 ft. A chance of showers. .SUN NIGHT...NE winds 5 to 10 kt. Waves around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .MON...E winds around 5 kt. Waves around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .MON NIGHT...E winds around 5 kt. Waves around 2 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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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