Coastal Waters Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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175 FZUS51 KBOX 051204 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 703 AM EST Fri Dec 5 2025 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-060100- 703 AM EST Fri Dec 5 2025 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres builds over the waters today, followed by a weak low pres system passing well to our south Sat. Another strong cold front will cross the waters late Sun into Sun night followed by high pres building in from the west on Mon. Low pres will then approach from the west on Tue. $$ ANZ250-060100- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 703 AM EST Fri Dec 5 2025 .TODAY...NW winds 5 to 10 kt, becoming SW 10 to 15 kt this afternoon. Seas 3 to 5 ft, subsiding to 2 to 3 ft this afternoon. Wave Detail: NW 5 ft at 6 seconds and E 2 ft at 10 seconds, becoming W 2 ft at 4 seconds and E 2 ft at 8 seconds. .TONIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 8 seconds. .SAT...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot at 10 seconds. A chance of rain. .SAT NIGHT...SW winds 10 to 15 kt, becoming NW after midnight. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and SE 1 foot at 10 seconds. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and SE 2 ft at 9 seconds. .SUN NIGHT...N winds 5 to 10 kt, becoming W 15 to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 8 seconds and NW 2 ft at 3 seconds. A chance of rain and snow. Vsby 1 NM or less after midnight. .MON...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of snow. Vsby 1 to 3 NM. .MON NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. .TUE...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-060100- Massachusetts Bay and Ipswich Bay- 703 AM EST Fri Dec 5 2025 .TODAY...W winds 5 to 10 kt, becoming SW this afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and NE 2 ft at 7 seconds. .TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and E 1 foot at 7 seconds. .SAT...SW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: S 1 foot at 2 seconds and E 1 foot at 9 seconds, becoming S 2 ft at 3 seconds and E 1 foot at 10 seconds. A chance of rain. A chance of snow in the morning. .SAT NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot at 10 seconds. .SUN...NW winds 10 to 15 kt, becoming N 5 to 10 kt in the afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SE 1 foot at 9 seconds. .SUN NIGHT...N winds 5 to 10 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and NE 2 ft at 7 seconds. A chance of snow and rain. Vsby 1 NM or less after midnight. .MON...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 4 ft. A chance of snow. .MON NIGHT AND TUE...NW winds 15 to 20 kt, becoming SW. Gusts up to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 15 to 20 kt. Seas 2 to 3 ft. A chance of rain and snow. 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. $$ ANZ231-060100- Cape Cod Bay- 703 AM EST Fri Dec 5 2025 .TODAY...NW winds 5 to 10 kt, becoming SW this afternoon. Seas 2 to 4 ft. Wave Detail: N 3 ft at 7 seconds. .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: N 2 ft at 6 seconds, becoming NW 1 foot at 5 seconds and NE 1 foot at 6 seconds. .SAT...S winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: SE 1 foot at 3 seconds and NE 1 foot at 6 seconds, becoming S 1 foot at 2 seconds and E 1 foot at 7 seconds. A chance of rain. .SAT NIGHT...SW winds around 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SE 1 foot at 9 seconds. .SUN...NW winds 10 to 15 kt, becoming N 5 to 10 kt in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave Detail: NW 2 ft at 4 seconds and SE 1 foot at 9 seconds, becoming NW 1 foot at 4 seconds and E 1 foot at 8 seconds. .SUN NIGHT...NE winds around 5 kt, becoming SW 15 to 20 kt after midnight. Seas 1 foot or less, then 2 to 3 ft after midnight. Wave Detail: NE 1 foot at 5 seconds, becoming W 1 foot at 3 seconds and E 1 foot at 7 seconds. A chance of rain. A chance of snow after midnight. .MON...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 4 ft. A chance of snow and rain. .MON NIGHT AND TUE...NW winds 20 to 25 kt, becoming SW 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 15 to 20 kt. Seas 2 to 3 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-060100- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 703 AM EST Fri Dec 5 2025 .TODAY...NW winds 10 to 15 kt, becoming SW 5 to 10 kt this afternoon. Seas 4 to 6 ft, subsiding to 2 to 4 ft this afternoon. Wave Detail: NW 5 ft at 7 seconds and E 2 ft at 10 seconds, becoming NW 4 ft at 6 seconds and NE 3 ft at 10 seconds. .TONIGHT...S winds 5 to 10 kt, becoming SE after midnight. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 7 seconds and W 2 ft at 6 seconds. .SAT...SE winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and E 2 ft at 8 seconds. .SAT NIGHT...SW winds 10 to 15 kt, becoming NW with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and SE 2 ft at 10 seconds. .SUN...NW winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and SE 2 ft at 9 seconds. .SUN NIGHT...NW winds 5 to 10 kt, becoming SW 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 8 seconds and NW 2 ft at 5 seconds. A chance of rain. Vsby 1 to 3 NM after midnight. .MON...NW winds 25 to 30 kt. Seas 4 to 6 ft. A chance of snow and rain. .MON NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. .TUE...W winds 15 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of rain. 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. $$ ANZ255-060100- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 703 AM EST Fri Dec 5 2025 .TODAY...N winds 10 to 15 kt, becoming S 5 to 10 kt this afternoon. Seas 3 to 5 ft, subsiding to 2 to 3 ft this afternoon. Wave Detail: W 3 ft at 6 seconds and NE 2 ft at 8 seconds, becoming W 2 ft at 6 seconds and E 2 ft at 9 seconds. .TONIGHT...S winds 5 to 10 kt, becoming E after midnight. Seas around 2 ft. Wave Detail: E 2 ft at 9 seconds and SW 1 foot at 5 seconds. .SAT...SE winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and E 2 ft at 9 seconds. A chance of rain in the afternoon. .SAT NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 9 seconds. .SUN...N winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 5 seconds and SE 2 ft at 8 seconds. .SUN NIGHT...S winds 5 to 10 kt, becoming W 20 to 25 kt after midnight. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 2 ft at 8 seconds. A chance of rain. .MON...NW winds 25 to 30 kt. Seas 4 to 6 ft. A chance of rain. .MON NIGHT...N winds 25 to 30 kt. Seas 4 to 6 ft. .TUE...W winds 20 to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 25 to 30 kt. Seas 5 to 7 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-060100- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 703 AM EST Fri Dec 5 2025 .TODAY...NE winds 10 to 15 kt, becoming S around 5 kt this afternoon. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds and E 2 ft at 8 seconds. .TONIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 10 seconds and S 1 foot at 5 seconds. .SAT...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 1 foot at 10 seconds. A chance of rain. .SAT NIGHT...W winds 10 to 15 kt, becoming NW 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 9 seconds. .SUN...N winds 10 to 15 kt, becoming NE 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and SE 2 ft at 9 seconds. .SUN NIGHT...S winds 5 to 10 kt, becoming W 20 to 25 kt after midnight. Seas 2 to 4 ft. Wave Detail: W 4 ft at 4 seconds and SE 2 ft at 8 seconds. A chance of rain. .MON...NW winds 25 to 30 kt. Seas 4 to 6 ft. A chance of rain. .MON NIGHT...N winds 25 to 30 kt. Seas 3 to 5 ft. .TUE...W winds 20 to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 25 to 30 kt. Seas 5 to 7 ft. A chance of rain. 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. $$ ANZ232-060100- Nantucket Sound- 703 AM EST Fri Dec 5 2025 .TODAY...NW winds 5 to 10 kt, becoming SW this afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 4 seconds and NE 1 foot at 9 seconds. .TONIGHT...S winds 5 to 10 kt, becoming SE after midnight. Seas around 2 ft. Wave Detail: S 1 foot at 2 seconds and E 1 foot at 9 seconds. .SAT...SE winds 5 to 10 kt, becoming S in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: SE 1 foot at 3 seconds and E 1 foot at 8 seconds, becoming S 1 foot at 3 seconds and E 1 foot at 9 seconds. A chance of rain in the afternoon. .SAT NIGHT...W winds 10 to 15 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot at 9 seconds. .SUN...NW winds 10 to 15 kt, becoming N 5 to 10 kt in the afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SE 1 foot at 7 seconds. .SUN NIGHT...E winds 5 to 10 kt, becoming SW 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and NE 1 foot at 7 seconds. A chance of rain. .MON...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 4 ft. A chance of rain. .MON NIGHT AND TUE...NW winds 20 to 25 kt, becoming W 15 to 20 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 20 to 25 kt. Seas 2 to 4 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-060100- Vineyard Sound- 703 AM EST Fri Dec 5 2025 .TODAY...N winds 5 to 10 kt, becoming S this afternoon. Seas around 2 ft this morning, then 1 foot or less. Wave Detail: W 2 ft at 5 seconds and NE 1 foot at 6 seconds, becoming SW 1 foot at 5 seconds and E 1 foot at 9 seconds. .TONIGHT...S winds 5 to 10 kt, becoming SE after midnight. Seas 1 foot or less. Wave Detail: S 1 foot at 3 seconds and SE 1 foot at 9 seconds. .SAT...SE winds 5 to 10 kt, becoming SW in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: SE 1 foot at 3 seconds and SE 1 foot at 9 seconds, becoming SW 1 foot at 3 seconds and SE 1 foot at 9 seconds. A chance of rain. .SAT NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at 9 seconds. .SUN...N winds around 10 kt, diminishing to around 5 kt in the afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 4 seconds and SE 1 foot at 7 seconds. .SUN NIGHT...SE winds 5 to 10 kt, becoming W 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and E 1 foot at 7 seconds. A chance of rain. .MON...NW winds 20 to 25 kt with gusts up to 30 kt. Seas around 3 ft. A chance of rain. .MON NIGHT AND TUE...NW winds 20 to 25 kt, becoming W 15 to 20 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 20 to 25 kt. Seas 3 to 5 ft. A chance of rain. 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. $$ ANZ234-060100- Buzzards Bay- 703 AM EST Fri Dec 5 2025 .TODAY...N winds 5 to 10 kt, becoming S this afternoon. Seas around 2 ft this morning, then 1 foot or less. Wave Detail: NE 1 foot at 5 seconds and W 1 foot at 5 seconds, becoming SW 1 foot at 5 seconds and E 1 foot at 8 seconds. .TONIGHT...SE winds around 5 kt. Seas 1 foot or less. Wave Detail: S 1 foot at 3 seconds and E 1 foot at 9 seconds. .SAT...SE winds 5 to 10 kt, becoming SW in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: SE 1 foot at 2 seconds and SE 1 foot at 9 seconds, becoming SW 1 foot at 3 seconds and SE 1 foot at 9 seconds. A chance of rain. .SAT NIGHT...W winds around 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 4 seconds and SE 1 foot at 9 seconds. .SUN...N winds 5 to 10 kt. Seas around 2 ft in the morning, then 1 foot or less. Wave Detail: NW 1 foot at 4 seconds and SE 1 foot at 8 seconds, becoming W 1 foot at 4 seconds and E 1 foot at 7 seconds. .SUN NIGHT...E winds 5 to 10 kt, becoming W 15 to 20 kt after midnight. Seas 1 foot or less, then 2 to 3 ft after midnight. Wave Detail: SE 1 foot at 4 seconds and E 1 foot at 7 seconds, becoming SW 2 ft at 3 seconds and SE 1 foot at 8 seconds. A chance of rain. .MON...NW winds 20 to 25 kt with gusts up to 30 kt. Seas around 3 ft. A chance of rain. .MON NIGHT AND TUE...NW winds 15 to 20 kt, becoming W. Gusts up to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 20 to 25 kt. Seas 2 to 4 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-060100- Rhode Island Sound- 703 AM EST Fri Dec 5 2025 .TODAY...NE winds 5 to 10 kt, becoming S this afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and NE 2 ft at 7 seconds. .TONIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 1 foot at 5 seconds and SE 1 foot at 10 seconds. .SAT...S winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 1 foot at 10 seconds. A chance of rain. .SAT NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 8 seconds. .SUN...N winds 10 to 15 kt, becoming NE around 5 kt in the afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 5 seconds and SE 2 ft at 8 seconds. .SUN NIGHT...S winds 5 to 10 kt, becoming W 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and SE 2 ft at 8 seconds. A chance of rain. .MON...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 4 ft. A chance of rain. .MON NIGHT AND TUE...NW winds 20 to 25 kt, becoming W. Seas 2 to 4 ft. .TUE NIGHT...SW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. A chance of rain. 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. $$ ANZ237-060100- Block Island Sound- 703 AM EST Fri Dec 5 2025 .TODAY...NE winds 5 to 10 kt, becoming S this afternoon. Seas around 2 ft. Wave Detail: NE 2 ft at 8 seconds and SW 1 foot at 5 seconds. .TONIGHT...SE winds around 5 kt. Seas around 2 ft. Wave Detail: SE 1 foot at 4 seconds and SE 1 foot at 10 seconds. .SAT...S winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot at 10 seconds. A chance of rain. .SAT NIGHT...NW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 9 seconds. .SUN...N winds 5 to 10 kt, becoming NE in the afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 4 seconds and SE 2 ft at 8 seconds. .SUN NIGHT...SW winds 5 to 10 kt, becoming W 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and SE 2 ft at 8 seconds. A chance of rain. .MON...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 4 ft. A chance of rain. .MON NIGHT AND TUE...NW winds 15 to 20 kt, becoming W. Gusts up to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 20 to 25 kt. Seas 3 to 5 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-060100- Boston Harbor- 703 AM EST Fri Dec 5 2025 .TODAY...W winds 5 to 10 kt, becoming SW this afternoon. Waves 1 foot or less. .TONIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. .SAT...SW winds 5 to 10 kt. Waves 1 foot or less. A chance of rain. A chance of snow in the morning. .SAT NIGHT...W winds 10 to 15 kt. Waves 1 foot or less, then around 2 ft after midnight. .SUN...NW winds 5 to 10 kt. Waves 1 foot or less. .SUN NIGHT...NE winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to 20 kt after midnight. Waves 1 foot or less, then around 2 ft after midnight. A chance of snow. A chance of rain after midnight. .MON...NW winds 20 to 25 kt. Waves around 2 ft. A chance of snow. .MON NIGHT AND TUE...NW winds 15 to 20 kt, becoming SW 10 to 15 kt. Waves around 2 ft. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. A chance of rain and snow. 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. $$ ANZ236-060100- Narragansett Bay- 703 AM EST Fri Dec 5 2025 .TODAY...N winds 5 to 10 kt, becoming S this afternoon. Waves around 2 ft this morning, then 1 foot or less. .TONIGHT...S winds around 5 kt, becoming NE after midnight. Waves 1 foot or less. .SAT...SE winds 5 to 10 kt, becoming SW in the afternoon. Waves 1 foot or less, then around 2 ft in the afternoon. A chance of rain. .SAT NIGHT...W winds 5 to 10 kt. Waves around 2 ft. .SUN...N winds 5 to 10 kt, becoming NE in the afternoon. Waves around 2 ft. .SUN NIGHT...NE winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to 20 kt after midnight. Waves around 2 ft. A chance of rain and snow. .MON...NW winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 3 ft. A chance of snow. .MON NIGHT AND TUE...NW winds 15 to 20 kt, becoming W. Waves 2 to 3 ft. .TUE NIGHT...SW winds 15 to 20 kt. Waves 2 to 3 ft. A chance of rain and snow. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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