Coastal Waters Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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537 FZUS51 KBOX 031204 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 704 AM EST Wed Dec 3 2025 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-040100- 704 AM EST Wed Dec 3 2025 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres continues to move offshore overnight. A coastal low will track NE from the mid Atlc coast Tue and develop into a Gale center as it passes south and east of Nantucket Tue night. High pres will move from the Ohio Valley to the mid Atlc coast Wed into Wed night. An arctic front will push across New Eng and the waters Thu into Thu evening. High pres builds over the waters Fri. $$ ANZ250-040100- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 704 AM EST Wed Dec 3 2025 ...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING... .TODAY...N winds 20 to 25 kt with gusts up to 30 kt, becoming NW 10 to 15 kt this afternoon. Seas 5 to 8 ft. Wave Detail: N 8 ft at 7 seconds and SE 4 ft at 10 seconds. .TONIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 4 to 6 ft, subsiding to 3 to 4 ft after midnight. Wave Detail: NE 5 ft at 8 seconds and SE 4 ft at 10 seconds, becoming NE 3 ft at 8 seconds and SE 3 ft at 10 seconds. .THU...W winds 15 to 20 kt with gusts up to 25 kt, increasing to 25 to 30 kt with gusts up to 35 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 5 seconds and SE 3 ft at 10 seconds. A chance of rain in the afternoon. .THU NIGHT...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to 9 ft, subsiding to 5 to 7 ft after midnight. Wave Detail: NW 8 ft at 6 seconds and SE 2 ft at 10 seconds, becoming N 7 ft at 6 seconds and SE 2 ft at 10 seconds. A chance of snow in the evening. .FRI...NW winds 15 to 20 kt, becoming SW 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 4 to 6 ft, subsiding to 2 to 4 ft in the afternoon. Wave Detail: NW 6 ft at 6 seconds and SE 1 foot at 10 seconds, becoming W 3 ft at 5 seconds and N 1 foot at 5 seconds. .FRI NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and N 1 foot at 5 seconds. A chance of rain after midnight. .SAT AND SAT NIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt. Seas 2 to 3 ft. A chance of rain. .SUN AND SUN NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-040100- Massachusetts Bay and Ipswich Bay- 704 AM EST Wed Dec 3 2025 ...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING... .TODAY...NW winds 20 to 25 kt, diminishing to 5 to 10 kt this afternoon. Seas 3 to 5 ft. Wave Detail: NE 5 ft at 8 seconds and NW 3 ft at 5 seconds. .TONIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: NE 4 ft at 8 seconds and SE 2 ft at 10 seconds. .THU...W winds 15 to 20 kt, increasing to 25 to 30 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 4 ft at 4 seconds and NE 2 ft at 7 seconds. .THU NIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 2 to 4 ft. Wave Detail: NW 4 ft at 5 seconds and NE 1 foot at 7 seconds. .FRI AND FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 3 ft at 5 seconds and E 1 foot at 10 seconds. .SAT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W 1 foot at 2 seconds and E 1 foot at 3 seconds. A chance of rain and snow. .SAT NIGHT THROUGH SUN NIGHT...NW 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. $$ ANZ231-040100- Cape Cod Bay- 704 AM EST Wed Dec 3 2025 ...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING... .TODAY...NW winds 20 to 25 kt with gusts up to 30 kt, diminishing to 10 to 15 kt this afternoon. Seas 3 to 5 ft. Wave Detail: N 5 ft at 6 seconds and S 3 ft at 9 seconds. .TONIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: N 4 ft at 6 seconds and SE 2 ft at 9 seconds. .THU...W winds 15 to 20 kt, increasing to 25 to 30 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and NE 2 ft at 7 seconds. .THU NIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to 5 ft. Wave Detail: N 5 ft at 6 seconds and SE 1 foot at 10 seconds. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: N 4 ft at 6 seconds and SE 1 foot at 10 seconds. .FRI NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 2 ft at 5 seconds and W 2 ft at 5 seconds. A chance of rain after midnight. .SAT AND SAT NIGHT...S winds around 5 kt, becoming W. Seas 1 foot or less. A chance of rain. .SUN AND SUN NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-040100- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 704 AM EST Wed Dec 3 2025 ...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING... .TODAY...N winds 20 to 25 kt with gusts up to 30 kt, becoming NW 10 to 15 kt with gusts up to 20 kt this afternoon. Seas 6 to 9 ft. Wave Detail: N 7 ft at 7 seconds and S 5 ft at 9 seconds. .TONIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 5 to 7 ft. Wave Detail: NE 6 ft at 8 seconds and S 4 ft at 10 seconds. .THU...W winds 15 to 20 kt with gusts up to 25 kt, increasing to 25 to 30 kt with gusts up to 35 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 5 seconds and SE 4 ft at 9 seconds. .THU NIGHT...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 5 to 8 ft. Wave Detail: N 8 ft at 6 seconds and SE 3 ft at 10 seconds. .FRI...NW winds 15 to 20 kt with gusts up to 25 kt, becoming SW around 10 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: N 6 ft at 7 seconds and SE 2 ft at 10 seconds. .FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and N 2 ft at 6 seconds. A chance of rain. .SAT AND SAT NIGHT...S winds 5 to 10 kt, becoming W. Seas 2 to 3 ft. A chance of rain. .SUN AND SUN NIGHT...NW winds 10 to 15 kt. Gusts up to 20 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. $$ ANZ255-040100- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 704 AM EST Wed Dec 3 2025 ...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING... .TODAY...NW winds 20 to 25 kt with gusts up to 30 kt, diminishing to 10 to 15 kt this afternoon. Seas 5 to 8 ft. Wave Detail: N 6 ft at 6 seconds and S 6 ft at 9 seconds. .TONIGHT...SW winds 10 to 15 kt, becoming W 15 to 20 kt after midnight. Seas 4 to 6 ft. Wave Detail: S 5 ft at 9 seconds and W 4 ft at 4 seconds. .THU...W winds 20 to 25 kt, increasing to 25 to 35 kt in the afternoon. Seas 4 to 6 ft, building to 5 to 8 ft in the afternoon. Wave Detail: W 6 ft at 6 seconds and S 3 ft at 10 seconds, becoming W 8 ft at 7 seconds and NE 2 ft at 8 seconds. .THU NIGHT...NW winds 30 to 40 kt, diminishing to 25 to 35 kt after midnight. Seas 6 to 8 ft, subsiding to 4 to 6 ft after midnight. Wave Detail: W 8 ft at 8 seconds and SE 2 ft at 10 seconds, becoming NW 6 ft at 7 seconds and SE 2 ft at 10 seconds. .FRI...NW winds 15 to 20 kt with gusts up to 25 kt, becoming SW 10 to 15 kt in the afternoon. Seas 3 to 5 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: N 5 ft at 6 seconds and SE 2 ft at 10 seconds, becoming W 2 ft at 6 seconds and N 1 foot at 5 seconds. .FRI NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and NE 1 foot at 5 seconds. A chance of rain. .SAT AND SAT NIGHT...NE winds around 10 kt, becoming NW. Seas 2 to 4 ft. A chance of rain. .SUN AND SUN NIGHT...NW winds 10 to 15 kt, becoming N 15 to 20 kt. Seas 3 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-040100- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 704 AM EST Wed Dec 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING... .TODAY...N winds 20 to 25 kt, becoming NW 5 to 10 kt this afternoon. Seas 5 to 7 ft. Wave Detail: S 6 ft at 9 seconds and N 5 ft at 5 seconds. .TONIGHT...W winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 4 to 5 ft. Wave Detail: S 5 ft at 9 seconds and W 4 ft at 4 seconds. .THU...W winds 20 to 25 kt, increasing to 25 to 30 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: W 7 ft at 6 seconds and S 4 ft at 9 seconds. .THU NIGHT...NW winds 25 to 35 kt with gusts up to 40 kt. Seas 6 to 8 ft, subsiding to 4 to 6 ft after midnight. Wave Detail: NW 8 ft at 6 seconds and SE 2 ft at 10 seconds, becoming N 6 ft at 6 seconds and SE 2 ft at 10 seconds. .FRI...N winds 10 to 15 kt with gusts up to 20 kt, becoming SW in the afternoon. Seas 2 to 4 ft. Wave Detail: N 4 ft at 5 seconds and SE 2 ft at 10 seconds. .FRI NIGHT...SW winds 10 to 15 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 10 seconds. A chance of rain. .SAT AND SAT NIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of rain. .SUN AND SUN NIGHT...NW winds 10 to 15 kt, becoming N 15 to 20 kt. Seas 3 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. $$ ANZ232-040100- Nantucket Sound- 704 AM EST Wed Dec 3 2025 ...GALE WARNING IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING... .TODAY...NW winds 20 to 25 kt with gusts up to 30 kt, diminishing to 10 to 15 kt this afternoon. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 4 seconds and E 2 ft at 7 seconds. .TONIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and NE 2 ft at 8 seconds. .THU...W winds 15 to 20 kt, increasing to 25 to 30 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 4 ft at 5 seconds and NE 2 ft at 8 seconds. .THU NIGHT...NW winds 25 to 30 kt with gusts up to 35 kt. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and SE 1 foot at 9 seconds. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at 5 seconds and SE 1 foot at 10 seconds. .FRI NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and NE 1 foot at 5 seconds. A chance of rain. .SAT AND SAT NIGHT...S winds 5 to 10 kt, becoming W. Seas around 2 ft. A chance of rain. .SUN AND SUN NIGHT...NW winds 10 to 15 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-040100- Vineyard Sound- 704 AM EST Wed Dec 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... .TODAY...NW winds 15 to 20 kt with gusts up to 25 kt, diminishing to 5 to 10 kt this afternoon. Seas 2 to 4 ft. Wave Detail: N 3 ft at 5 seconds and S 3 ft at 9 seconds. .TONIGHT...W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and NE 2 ft at 8 seconds. .THU...W winds 15 to 20 kt, increasing to 25 to 30 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 6 seconds and S 2 ft at 9 seconds. .THU NIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 5 ft at 6 seconds and NE 1 foot at 7 seconds. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt, becoming SW in the afternoon. Seas around 2 ft. Wave Detail: N 2 ft at 5 seconds and SE 1 foot at 10 seconds. .FRI NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and NE 1 foot at 5 seconds. A chance of rain. .SAT AND SAT NIGHT...SW winds 5 to 10 kt, becoming NW. Seas around 2 ft. A chance of rain. .SUN AND SUN NIGHT...NW winds 10 to 15 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. $$ ANZ234-040100- Buzzards Bay- 704 AM EST Wed Dec 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... .TODAY...NW winds 15 to 20 kt with gusts up to 25 kt, diminishing to 5 to 10 kt this afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and S 2 ft at 9 seconds. .TONIGHT...W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and NE 2 ft at 7 seconds. .THU...W winds 15 to 20 kt, increasing to 25 to 30 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 4 ft at 6 seconds and S 2 ft at 9 seconds. .THU NIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 2 to 4 ft. Wave Detail: W 4 ft at 5 seconds and NE 1 foot at 7 seconds. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt, becoming SW in the afternoon. Seas around 2 ft. Wave Detail: N 2 ft at 5 seconds and SE 1 foot at 10 seconds. .FRI NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and N 1 foot at 5 seconds. A chance of rain. .SAT AND SAT NIGHT...W winds 5 to 10 kt. Seas around 2 ft. A chance of rain. .SUN AND SUN NIGHT...NW winds 10 to 15 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-040100- Rhode Island Sound- 704 AM EST Wed Dec 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... .TODAY...N winds 15 to 20 kt with gusts up to 25 kt, becoming NW 5 to 10 kt this afternoon. Seas 3 to 5 ft. Wave Detail: S 5 ft at 9 seconds and N 4 ft at 4 seconds. .TONIGHT...W winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: S 4 ft at 9 seconds and SW 3 ft at 4 seconds. .THU...W winds 20 to 25 kt, increasing to 25 to 30 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 6 seconds and S 3 ft at 9 seconds. .THU NIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and SE 2 ft at 10 seconds. .FRI...NW winds 10 to 15 kt with gusts up to 20 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and SE 1 foot at 9 seconds. .FRI NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and NE 1 foot at 4 seconds. A chance of rain. .SAT AND SAT NIGHT...NW winds 5 to 10 kt. Seas around 2 ft. A chance of rain. .SUN AND SUN NIGHT...N winds 10 to 15 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. $$ ANZ237-040100- Block Island Sound- 704 AM EST Wed Dec 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... .TODAY...NW winds 15 to 20 kt, diminishing to 5 to 10 kt this afternoon. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 9 seconds and NW 3 ft at 4 seconds. .TONIGHT...W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: S 4 ft at 9 seconds and W 2 ft at 4 seconds. .THU...W winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 5 seconds and S 3 ft at 9 seconds. .THU NIGHT...NW winds 25 to 30 kt, diminishing to 15 to 20 kt after midnight. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and SE 2 ft at 10 seconds. .FRI...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and SE 1 foot at 10 seconds. .FRI NIGHT...SW winds around 10 kt, becoming W after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and NE 1 foot at 3 seconds. A chance of rain. .SAT...NW winds 5 to 10 kt. Seas around 2 ft. A chance of rain. .SAT NIGHT THROUGH SUN NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-040100- Boston Harbor- 704 AM EST Wed Dec 3 2025 .TODAY...NW winds 15 to 20 kt, diminishing to 5 to 10 kt this afternoon. Waves around 2 ft this morning, then 1 foot or less. .TONIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Waves 1 foot or less, then around 2 ft after midnight. .THU...W winds 10 to 15 kt with gusts up to 20 kt, increasing to 20 to 25 kt with gusts up to 30 kt in the afternoon. Waves around 2 ft. .THU NIGHT...NW winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Waves around 2 ft. .FRI AND FRI NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .SAT...NW winds 5 to 10 kt. Waves 1 foot or less. A chance of rain and snow. .SAT NIGHT THROUGH SUN NIGHT...NW winds 10 to 15 kt. Waves 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. $$ ANZ236-040100- Narragansett Bay- 704 AM EST Wed Dec 3 2025 .TODAY...NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt this afternoon. Waves 2 to 3 ft. .TONIGHT...W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Waves 2 to 3 ft. .THU...W winds 10 to 15 kt with gusts up to 20 kt, increasing to 20 to 25 kt with gusts up to 30 kt in the afternoon. Waves 2 to 3 ft. .THU NIGHT...NW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 30 kt. Waves 2 to 3 ft. .FRI...NW winds 5 to 10 kt, becoming SW in the afternoon. Waves around 2 ft. .FRI NIGHT...SW winds 5 to 10 kt, becoming NW after midnight. Waves around 2 ft. A chance of rain. A chance of snow after midnight. .SAT...NW winds 5 to 10 kt. Waves around 2 ft. A chance of rain. .SAT NIGHT THROUGH SUN NIGHT...N winds 5 to 10 kt. Waves around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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