####018017177#### FZUS51 KBOX 221706 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 105 PM EDT Mon Apr 22 2024 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-230600- 105 PM EDT Mon Apr 22 2024 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres continues to dominate weather conditions through tomorrow. A cold front will cross the region on Wed bringing a round of showers and thunderstorms. High pres builds back in Thu and remains in place through Sat. $$ ANZ250-230600- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...N winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and SE 1 ft at 6 seconds. .TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 5 seconds and SE 1 ft at 7 seconds. .TUE...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds and N 1 ft at 4 seconds. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 8 seconds. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 10 seconds and S 2 ft at 3 seconds. A chance of showers in the morning, then showers likely in the afternoon. .WED NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: N 6 ft at 6 seconds and E 5 ft at 9 seconds. A chance of showers in the evening. .THU...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. .THU NIGHT THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-230600- Massachusetts Bay and Ipswich Bay- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 2 ft at 3 seconds and SE 1 ft at 6 seconds. .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NW 1 ft at 3 seconds and E 1 ft at 5 seconds. .TUE...S winds 5 to 10 kt, becoming SE 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 4 seconds and SE 2 ft at 7 seconds. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 5 seconds and S 1 ft at 3 seconds. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 10 seconds and S 2 ft at 3 seconds. Showers likely. .WED NIGHT...NW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft at 5 seconds and E 4 ft at 9 seconds. A chance of showers in the evening. .THU...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. .THU NIGHT THROUGH FRI NIGHT...SW winds 5 to 10 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. $$ ANZ231-230600- Cape Cod Bay- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: N 2 ft at 4 seconds and SE 1 ft at 6 seconds. .TONIGHT...SE winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft. Wave Detail: N 1 ft at 4 seconds and SE 1 ft at 7 seconds. .TUE...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W 1 ft at 3 seconds and N 1 ft at 4 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: SE 1 ft at 3 seconds and SE 1 ft at 8 seconds, becoming S 1 ft at 2 seconds and E 1 ft at 3 seconds. .WED...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 10 seconds and SW 2 ft at 3 seconds. A chance of showers in the morning, then showers likely in the afternoon. .WED NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft at 6 seconds and E 3 ft at 9 seconds. A chance of showers in the evening. .THU...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .THU NIGHT THROUGH FRI NIGHT...SW winds around 10 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-230600- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: N 3 ft at 4 seconds and SE 1 ft at 6 seconds. .TONIGHT...SE winds around 5 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and SE 2 ft at 9 seconds. .TUE...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 9 seconds and N 1 ft at 5 seconds. .TUE NIGHT...SE winds 5 to 10 kt, becoming S after midnight. Seas 2 to 4 ft. Wave Detail: E 3 ft at 9 seconds and NE 1 ft at 4 seconds. .WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 10 seconds and SW 3 ft at 4 seconds. A chance of showers. .WED NIGHT...W winds 20 to 25 kt, becoming N after midnight. Gusts up to 35 kt. Seas 5 to 7 ft. Wave Detail: N 6 ft at 6 seconds and E 5 ft at 9 seconds. .THU...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. .THU NIGHT...W winds around 10 kt. Seas 3 to 5 ft. .FRI AND FRI NIGHT...N winds around 10 kt, becoming SW. 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. $$ ANZ255-230600- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 4 seconds and SE 1 ft at 6 seconds. .TONIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 8 seconds and NE 1 ft at 3 seconds. .TUE...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 9 seconds and W 1 ft at 3 seconds. .TUE NIGHT...SE winds 5 to 10 kt, becoming S after midnight. Seas 2 to 4 ft. Wave Detail: E 3 ft at 9 seconds and E 1 ft at 3 seconds. .WED...SW winds 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 10 seconds and SW 4 ft at 5 seconds. A chance of showers. .WED NIGHT...W winds 20 to 25 kt, becoming N after midnight. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: N 5 ft at 5 seconds and E 4 ft at 9 seconds. .THU...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. .THU NIGHT THROUGH FRI NIGHT...S winds around 10 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-230600- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W 2 ft at 4 seconds and N 1 ft at 3 seconds. .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 9 seconds and N 1 ft at 3 seconds. .TUE...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 10 seconds and SW 1 ft at 3 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 8 seconds and SE 3 ft at 11 seconds. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 11 seconds and S 4 ft at 7 seconds. A chance of showers. .WED NIGHT...NW winds 15 to 20 kt, becoming N after midnight. Gusts up to 30 kt. Seas 4 to 5 ft. Wave Detail: SE 5 ft at 10 seconds and W 4 ft at 6 seconds. .THU...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .THU NIGHT THROUGH FRI NIGHT...S winds 5 to 10 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. $$ ANZ232-230600- Nantucket Sound- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...NE winds 10 to 15 kt. Seas around 2 ft. Wave Detail: N 2 ft at 3 seconds and SE 1 ft at 6 seconds. .TONIGHT...SE winds 5 to 10 kt, becoming S after midnight. Seas around 2 ft. Wave Detail: NE 1 ft at 3 seconds and W 1 ft at 3 seconds. .TUE...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 ft at 3 seconds and NE 1 ft at 4 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds and SE 1 ft at 3 seconds. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 2 ft at 7 seconds. A chance of showers. .WED NIGHT...W winds 20 to 25 kt, becoming N after midnight. Gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 4 seconds and N 2 ft at 6 seconds. A chance of showers in the evening. .THU...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .THU NIGHT THROUGH FRI NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-230600- Vineyard Sound- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: N 1 ft at 3 seconds and W 1 ft at 4 seconds. .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 ft at 3 seconds and NE 1 ft at 3 seconds. .TUE...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 ft at 3 seconds and S 1 ft at 8 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: S 1 ft at 3 seconds and S 1 ft at 8 seconds, becoming E 1 ft at 3 seconds and SW 1 ft at 3 seconds. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 2 ft at 8 seconds. A chance of showers. .WED NIGHT...NW winds 15 to 20 kt, becoming N after midnight. Gusts up to 30 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 2 ft at 10 seconds. A chance of showers in the evening. .THU THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 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. $$ ANZ234-230600- Buzzards Bay- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 1 ft at 3 seconds and W 1 ft at 3 seconds. .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 ft at 3 seconds and NE 1 ft at 3 seconds. .TUE...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE 1 ft at 3 seconds and SW 1 ft at 3 seconds. .TUE NIGHT...S winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: S 1 ft at 3 seconds and S 1 ft at 8 seconds, becoming E 1 ft at 3 seconds and SW 1 ft at 3 seconds. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and E 2 ft at 8 seconds. A chance of showers. .WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and N 2 ft at 6 seconds. A chance of showers in the evening. .THU THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-230600- Rhode Island Sound- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...SW winds around 10 kt. Seas around 2 ft. Wave Detail: N 1 ft at 3 seconds and SW 1 ft at 3 seconds. .TONIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 1 ft at 3 seconds and SW 1 ft at 3 seconds. .TUE...S winds around 5 kt, increasing to around 10 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 9 seconds and S 1 ft at 3 seconds. .TUE NIGHT...S winds around 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 10 seconds and S 1 ft at 3 seconds. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 11 seconds and S 3 ft at 4 seconds. A chance of showers. .WED NIGHT...NW winds 15 to 20 kt, becoming N after midnight. Gusts up to 30 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 6 seconds and SE 4 ft at 9 seconds. A chance of showers in the evening. .THU AND THU NIGHT...NW winds 10 to 15 kt, becoming W 5 to 10 kt. Gusts up to 25 kt. Seas 2 to 4 ft. .FRI AND FRI NIGHT...E winds 5 to 10 kt, becoming SW. 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. $$ ANZ237-230600- Block Island Sound- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 1 ft at 2 seconds and W 1 ft at 3 seconds. .TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 1 ft at 2 seconds and SW 1 ft at 3 seconds. .TUE...S winds around 5 kt, increasing to around 10 kt in the afternoon. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 3 seconds. .TUE NIGHT...S winds around 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 9 seconds and S 1 ft at 3 seconds. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 11 seconds and SW 3 ft at 4 seconds. A chance of showers. .WED NIGHT...NW winds 10 to 15 kt, becoming N 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 9 seconds and NW 3 ft at 4 seconds. A chance of showers in the evening. .THU THROUGH FRI NIGHT...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-230600- Boston Harbor- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...NE winds 5 to 10 kt. Waves 1 foot or less. .TONIGHT...SE winds 5 to 10 kt, becoming S after midnight. Waves 1 foot or less. .TUE...S winds 5 to 10 kt, becoming SE 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 foot or less, then around 2 ft in the afternoon. .TUE NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the evening. Waves around 2 ft. .WED...SW winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves around 2 ft. Showers likely. .WED NIGHT...NW winds 15 to 20 kt with gusts up to 30 kt. Waves around 2 ft. A chance of showers in the evening. .THU THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 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. $$ ANZ236-230600- Narragansett Bay- 105 PM EDT Mon Apr 22 2024 .THIS AFTERNOON...W winds 5 to 10 kt. Waves 1 foot or less. .TONIGHT...S winds 5 to 10 kt. Waves 1 foot or less. .TUE...S winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves 1 foot or less. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 foot or less, then around 2 ft after midnight. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft. A chance of showers in the morning, then showers likely in the afternoon. .WED NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to 3 ft. A chance of showers in the evening. .THU THROUGH FRI NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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