Coastal Waters Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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474 FZUS51 KBOX 312004 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 403 PM EDT Sat Oct 31 2026 Coastal waters from the Merrimack River MA to Watch Hill RI out to 60 NM ANZ200-010900- 403 PM EDT Sat Oct 31 2026 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres will be in control of our waters tonight into Sun. This surface high shifts southeast of the waters for the upcoming work week as an upper level ridge builds overhead. The result will be winds and seas generally remaining below small craft advisory thresholds through the middle of next week. $$ ANZ250-010900- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: N 3 ft at 5 seconds and SE 1 foot at 9 seconds. .SUN...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 2 ft at 4 seconds and SE 1 foot at 9 seconds. .SUN NIGHT...SW winds 5 to 10 kt, becoming W 10 to 15 kt after midnight. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and NE 1 foot at 4 seconds. .MON...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 11 seconds. .MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 10 seconds. .TUE AND TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and SE 1 foot at 3 seconds. .WED THROUGH THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .THU NIGHT...S winds around 10 kt. Seas 2 to 4 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-010900- Massachusetts Bay and Ipswich Bay- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE 2 ft at 6 seconds and NW 1 foot at 3 seconds. .SUN...W winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: N 1 foot at 4 seconds and SE 1 foot at 10 seconds. .SUN NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft after midnight. Wave Detail: W 1 foot at 2 seconds and NE 1 foot at 4 seconds. .MON...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 2 seconds and NE 1 foot at 3 seconds. .MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and E 1 foot at 3 seconds. .TUE AND TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and E 1 foot at 4 seconds. .WED THROUGH THU...S winds 5 to 10 kt. Seas around 2 ft. .THU NIGHT...S winds around 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. $$ ANZ231-010900- Cape Cod Bay- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N 3 ft at 6 seconds and SE 1 foot at 10 seconds. .SUN...W winds 5 to 10 kt. Seas around 2 ft in the morning, then 1 foot or less. Wave Detail: N 2 ft at 5 seconds and SE 1 foot at 10 seconds, becoming N 1 foot at 5 seconds and SE 1 foot at 9 seconds. .SUN NIGHT...W winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft after midnight. Wave Detail: W 1 foot at 3 seconds and N 1 foot at 4 seconds, becoming W 1 foot at 2 seconds and N 1 foot at 4 seconds. .MON...SW winds around 10 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: W 1 foot at 3 seconds and NE 1 foot at 4 seconds. .MON NIGHT THROUGH TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and E 1 foot at 3 seconds. .WED THROUGH THU...S winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: S 1 foot at 2 seconds and E 1 foot at 3 seconds. .THU NIGHT...S winds 5 to 10 kt. Seas around 2 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-010900- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: N 4 ft at 6 seconds and SE 1 foot at 9 seconds. .SUN...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N 3 ft at 6 seconds and SE 1 foot at 9 seconds. .SUN NIGHT...W winds around 10 kt. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and N 2 ft at 5 seconds. .MON...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 2 ft at 11 seconds. .MON NIGHT THROUGH TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 2 ft at 4 seconds. .WED THROUGH THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and SE 3 ft at 10 seconds. .THU NIGHT...S winds 10 to 15 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. $$ ANZ255-010900- Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds around 5 kt, becoming N after midnight. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 5 seconds and W 1 foot at 4 seconds. .SUN...NW winds around 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at 5 seconds. .SUN NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail: W 2 ft at 4 seconds and NE 1 foot at 5 seconds. .MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and NE 1 foot at 5 seconds. .MON NIGHT THROUGH TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds and NE 1 foot at 5 seconds. .WED AND WED NIGHT...S winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and S 2 ft at 10 seconds. .THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-010900- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 403 PM EDT Sat Oct 31 2026 .TONIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 2 ft at 4 seconds and SE 1 foot at 9 seconds. .SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: N 1 foot at 3 seconds and SE 1 foot at 9 seconds. .SUN NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and NE 1 foot at 5 seconds. .MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 5 seconds. .MON NIGHT THROUGH TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 3 seconds. .WED THROUGH THU...S winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 6 seconds and S 4 ft at 11 seconds. .THU NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 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. $$ ANZ232-010900- Nantucket Sound- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds around 5 kt, increasing to 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: N 1 foot at 3 seconds and SE 1 foot at 9 seconds. .SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NW 1 foot at 2 seconds and NE 1 foot at 5 seconds. .SUN NIGHT...W winds around 10 kt. Seas around 2 ft. Wave Detail: W 1 foot at 3 seconds and NE 1 foot at 5 seconds. .MON...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and NE 1 foot at 4 seconds. .MON NIGHT THROUGH TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: W 2 ft at 4 seconds and NE 1 foot at 4 seconds. .WED THROUGH THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds and E 1 foot at 3 seconds. .THU NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-010900- Vineyard Sound- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: N 1 foot at 3 seconds and SE 1 foot at 8 seconds. .SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas 1 foot or less. Wave Detail: N 1 foot at 3 seconds and SE 1 foot at 8 seconds. .SUN NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and NE 1 foot at 5 seconds. .MON...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and NE 1 foot at 4 seconds. .MON NIGHT THROUGH TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 5 seconds and E 1 foot at 3 seconds. .WED THROUGH THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 4 seconds and S 3 ft at 10 seconds. .THU NIGHT...S winds 10 to 15 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. $$ ANZ234-010900- Buzzards Bay- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: N 1 foot at 3 seconds and SE 1 foot at 8 seconds. .SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas 1 foot or less. Wave Detail: N 1 foot at 3 seconds and SE 1 foot at 8 seconds. .SUN NIGHT...W winds around 10 kt. Seas 1 foot or less. Wave Detail: SW 1 foot at 3 seconds and NE 1 foot at 5 seconds. .MON...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and NE 1 foot at 4 seconds. .MON NIGHT THROUGH TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at 9 seconds. .WED THROUGH THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: E 2 ft at 3 seconds and S 2 ft at 4 seconds. .THU NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-010900- Rhode Island Sound- 403 PM EDT Sat Oct 31 2026 .TONIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at 3 seconds. .SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and NE 1 foot at 2 seconds. .SUN NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and NE 1 foot at 5 seconds. .MON...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 5 seconds. .MON NIGHT THROUGH TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 3 seconds. .WED THROUGH THU...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds and S 3 ft at 12 seconds. .THU NIGHT...S winds 10 to 15 kt. Seas 3 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. $$ ANZ237-010900- Block Island Sound- 403 PM EDT Sat Oct 31 2026 .TONIGHT...N winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W 1 foot at 2 seconds and NE 1 foot at 3 seconds. .SUN...NW winds around 5 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NE 1 foot at 2 seconds and W 1 foot at 2 seconds. .SUN NIGHT...W winds around 10 kt. Seas around 2 ft. Wave Detail: W 1 foot at 3 seconds and NE 1 foot at 3 seconds. .MON...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and E 1 foot at 7 seconds. .MON NIGHT THROUGH TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: W 2 ft at 4 seconds and E 1 foot at 3 seconds. .WED AND WED NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 2 ft at 9 seconds. .THU...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-010900- Boston Harbor- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds 5 to 10 kt. Waves 1 foot or less. .SUN...W winds 5 to 10 kt. Waves 1 foot or less. .SUN NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. .MON...SW winds around 10 kt. Waves 1 foot or less, then around 2 ft in the afternoon. .MON NIGHT THROUGH TUE NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. .WED THROUGH THU...SW winds 5 to 10 kt. Waves around 2 ft. .THU NIGHT...S winds 5 to 10 kt. Waves 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. $$ ANZ236-010900- Narragansett Bay- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds around 5 kt. Waves 1 foot or less. .SUN...W winds 5 to 10 kt. Waves 1 foot or less. .SUN NIGHT...W winds 5 to 10 kt. Waves 1 foot or less. .MON...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Waves around 2 ft. .MON NIGHT THROUGH TUE NIGHT...SW winds 5 to 10 kt. Waves around 2 ft. .WED AND WED NIGHT...S winds 5 to 10 kt. Waves around 2 ft. .THU AND THU NIGHT...S winds around 10 kt. Waves 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ280-010900- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: N 3 ft at 6 seconds and SE 1 foot at 9 seconds. .SUN...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail: N 2 ft at 5 seconds and SE 1 foot at 9 seconds. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and NE 1 foot at 4 seconds. .MON...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 4 seconds and E 2 ft at 11 seconds. .MON NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and E 2 ft at 10 seconds. .TUE AND TUE NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and SE 1 foot at 4 seconds. .WED THROUGH THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 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. $$ ANZ281-010900- Ocean Waters from Provincetown to Nantucket from 20 to 60 NM- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: N 5 ft at 7 seconds and SE 1 foot at 9 seconds. .SUN...NW winds around 10 kt. Seas 2 to 4 ft. Wave Detail: N 3 ft at 6 seconds and SE 1 foot at 9 seconds. .SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and N 2 ft at 5 seconds. .MON...W winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 3 ft at 4 seconds and E 2 ft at 11 seconds. .MON NIGHT AND TUE...SW winds 15 to 20 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds and E 2 ft at 10 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and NE 1 foot at 3 seconds. .WED THROUGH THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ282-010900- Ocean Waters from Marthas Vineyard to Nantucket from 25 to 60 NM- 403 PM EDT Sat Oct 31 2026 .TONIGHT...N winds 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: NE 4 ft at 8 seconds and NW 2 ft at 5 seconds. .SUN...NW winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: NE 3 ft at 7 seconds and SE 2 ft at 9 seconds. .SUN NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and NE 2 ft at 6 seconds. .MON...W winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and E 2 ft at 10 seconds. .MON NIGHT AND TUE...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and E 2 ft at 10 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and E 1 foot at 10 seconds. .WED THROUGH THU...S winds 10 to 15 kt. Seas 2 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 5 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. $$ ANZ283-010900- Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM- 403 PM EDT Sat Oct 31 2026 .TONIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 5 seconds and SE 2 ft at 9 seconds. .SUN...NW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SE 2 ft at 9 seconds. .SUN NIGHT...W winds around 10 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SE 2 ft at 9 seconds. .MON...W winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and NE 1 foot at 5 seconds. .MON NIGHT AND TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and E 1 foot at 10 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and E 1 foot at 10 seconds. .WED THROUGH THU...S winds 10 to 15 kt. Seas 2 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/us.nationalweatherservice.boston.gov You can follow us on Twitter at @NWSBoston