FZUS51 KBOX 260807 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 406 AM EDT Fri Apr 26 2024 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-262100- 406 AM EDT Fri Apr 26 2024 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres builds into New England through Saturday. The high eventually shifts offshore later this weekend. This will allow a warm front to lift in and bring showers late Saturday into early Sunday. The trailing cold front may slide through on Monday as low pressure drops from the north, followed by another low late Tuesday. $$ ANZ250-262100- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 406 AM EDT Fri Apr 26 2024 .TODAY...N winds 5 to 10 kt, becoming E this afternoon. Seas around 2 ft. Wave Detail: E 2 ft at 9 seconds and N 1 ft at 4 seconds. Patchy frost this morning. .TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds and S 1 ft at 2 seconds. .SAT...W winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft. Wave Detail: NE 1 ft at 3 seconds and S 1 ft at 3 seconds. .SAT NIGHT...S winds 10 to 15 kt, becoming SW after midnight. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 2 ft at 10 seconds. A chance of. .SUN...SW winds around 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 10 seconds. .SUN NIGHT...SW winds around 10 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 10 seconds. .MON THROUGH TUE...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-262100- Massachusetts Bay and Ipswich Bay- 406 AM EDT Fri Apr 26 2024 .TODAY...NE winds 5 to 10 kt, becoming E this afternoon. Seas around 2 ft. Wave Detail: E 2 ft at 9 seconds and N 1 ft at 4 seconds. .TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft. Wave Detail: NE 1 ft at 3 seconds and S 1 ft at 3 seconds. .SAT...SW winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft. Wave Detail: SE 1 ft at 3 seconds and E 1 ft at 8 seconds. .SAT NIGHT...S winds 10 to 15 kt, becoming SW after midnight. Seas around 2 ft. Wave Detail: SE 2 ft at 3 seconds and E 1 ft at 2 seconds. A chance of showers after midnight. .SUN...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 9 seconds. .SUN NIGHT...SW winds 10 to 15 kt, becoming W after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 10 seconds. .MON THROUGH TUE...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 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. $$ ANZ231-262100- Cape Cod Bay- 406 AM EDT Fri Apr 26 2024 .TODAY...N winds around 5 kt, becoming NE this afternoon. Seas 1 foot or less. Wave Detail: N 1 ft at 5 seconds and S 1 ft at 6 seconds. Patchy frost this morning with vsby 1 to 3 NM. .TONIGHT...S winds around 5 kt, becoming SW after midnight. Seas 1 foot or less. Wave Detail: NE 1 ft at 3 seconds and S 1 ft at 4 seconds. .SAT...W winds around 5 kt, becoming SE in the afternoon. Seas 1 foot or less. Wave Detail: NE 1 ft at 3 seconds and S 1 ft at 5 seconds. .SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: NE 1 ft at 3 seconds and S 1 ft at 3 seconds. .SUN...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 ft at 3 seconds and E 1 ft at 9 seconds. .SUN NIGHT...SW winds around 10 kt, becoming W after midnight. Seas 1 foot or less. Wave Detail: SW 1 ft at 3 seconds and E 1 ft at 9 seconds. .MON THROUGH TUE...SE winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...S winds around 10 kt. Seas around 2 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-262100- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 406 AM EDT Fri Apr 26 2024 .TODAY...NE winds around 5 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 5 seconds and E 2 ft at 9 seconds. .TONIGHT...SE winds around 5 kt, becoming W around 5 kt after midnight. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds and N 1 ft at 4 seconds. .SAT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds and N 1 ft at 3 seconds. .SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds and N 1 ft at 3 seconds. .SUN AND SUN NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 10 seconds and SW 2 ft at 3 seconds. .MON THROUGH TUE...SE winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: E 4 ft at 12 seconds and N 2 ft at 3 seconds. .TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 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. $$ ANZ255-262100- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 406 AM EDT Fri Apr 26 2024 .TODAY...NE winds 5 to 10 kt, becoming E this afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 8 seconds and NE 1 ft at 5 seconds. Patchy frost this morning with vsby 1 to 3 NM. .TONIGHT...S winds around 5 kt, becoming W after midnight. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds and NE 1 ft at 4 seconds. .SAT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and W 1 ft at 2 seconds. .SAT NIGHT...SW winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and E 2 ft at 8 seconds. .SUN AND SUN NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and E 2 ft at 8 seconds. .MON THROUGH TUE NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: E 4 ft at 10 seconds and N 2 ft at 3 seconds. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-262100- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 406 AM EDT Fri Apr 26 2024 .TODAY...NE winds around 5 kt, becoming SE this afternoon. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds. .TONIGHT...SW winds around 5 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 ft at 8 seconds. .SAT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and W 1 ft at 2 seconds. .SAT NIGHT...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 7 seconds. .SUN...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 8 seconds. .SUN NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and E 2 ft at 9 seconds. .MON THROUGH TUE...SE winds 5 to 10 kt. Seas 2 to 3 ft. .TUE 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. $$ ANZ232-262100- Nantucket Sound- 406 AM EDT Fri Apr 26 2024 .TODAY...N winds around 5 kt, becoming E this afternoon. Seas around 2 ft this morning, then 1 foot or less. Wave Detail: N 1 ft at 5 seconds and S 1 ft at 6 seconds, becoming N 1 ft at 4 seconds and NE 1 ft at 5 seconds. Patchy frost this morning with vsby 1 to 3 NM. .TONIGHT...S winds around 5 kt, becoming W after midnight. Seas 1 foot or less. Wave Detail: N 1 ft at 4 seconds and S 1 ft at 4 seconds. .SAT...W winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: N 1 ft at 4 seconds and S 1 ft at 7 seconds, becoming N 1 ft at 3 seconds and S 1 ft at 7 seconds. .SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: N 1 ft at 3 seconds and S 1 ft at 5 seconds, becoming SW 1 ft at 4 seconds and E 1 ft at 8 seconds. .SUN AND SUN NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and E 1 ft at 8 seconds. .MON THROUGH TUE...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 2 ft at 3 seconds and E 2 ft at 11 seconds. .TUE NIGHT...S winds 10 to 15 kt. Seas around 2 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-262100- Vineyard Sound- 406 AM EDT Fri Apr 26 2024 .TODAY...NW winds around 5 kt, becoming S this afternoon. Seas 1 foot or less. Wave Detail: NE 1 ft at 4 seconds and S 1 ft at 6 seconds. Patchy fog and frost this morning with vsby 1 to 3 NM. .TONIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 ft at 2 seconds and NE 1 ft at 4 seconds. .SAT...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: W 1 ft at 3 seconds and S 1 ft at 7 seconds, becoming SW 1 ft at 3 seconds and SE 1 ft at 7 seconds. .SAT NIGHT...SW winds 10 to 15 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: SW 2 ft at 4 seconds and S 1 ft at 6 seconds, becoming SW 1 ft at 5 seconds and SE 1 ft at 8 seconds. .SUN AND SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 1 foot or less. Wave Detail: SW 1 ft at 5 seconds and SE 1 ft at 9 seconds. .MON THROUGH TUE...SE winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: N 1 ft at 2 seconds and SW 1 ft at 4 seconds. .TUE NIGHT...S winds around 10 kt. Seas 1 foot or less. 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. $$ ANZ234-262100- Buzzards Bay- 406 AM EDT Fri Apr 26 2024 .TODAY...N winds around 5 kt, becoming S this afternoon. Seas 1 foot or less. Wave Detail: NE 1 ft at 4 seconds and S 1 ft at 6 seconds. Patchy fog and frost this morning with vsby 1 to 3 NM. .TONIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 ft at 3 seconds and NE 1 ft at 4 seconds. .SAT...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 1 foot or less. Wave Detail: SW 1 ft at 3 seconds and S 1 ft at 7 seconds. .SAT NIGHT...SW winds 10 to 15 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: SW 1 ft at 4 seconds and SE 1 ft at 8 seconds. .SUN...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 1 foot or less. Wave Detail: SW 1 ft at 4 seconds and SE 1 ft at 9 seconds. .SUN NIGHT...SW winds 10 to 15 kt. Seas 1 foot or less. Wave Detail: SW 1 ft at 4 seconds and SE 1 ft at 9 seconds. .MON THROUGH TUE...SE winds 5 to 10 kt. Seas 1 foot or less. .TUE NIGHT...S winds around 10 kt. Seas 1 foot or less. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-262100- Rhode Island Sound- 406 AM EDT Fri Apr 26 2024 .TODAY...NE winds around 5 kt, becoming S this afternoon. Seas around 2 ft. Wave Detail: S 1 ft at 6 seconds and SE 1 ft at 9 seconds. Patchy frost this morning with vsby 1 to 3 NM. .TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and SW 1 ft at 2 seconds. .SAT...W 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 S 1 ft at 7 seconds. .SAT NIGHT...SW 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...SW 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 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 SE 2 ft at 9 seconds. .MON THROUGH TUE...SE winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...S winds 10 to 15 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. $$ ANZ237-262100- Block Island Sound- 406 AM EDT Fri Apr 26 2024 .TODAY...NE winds around 5 kt, becoming S this afternoon. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds. .TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and SW 1 ft at 3 seconds. .SAT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 ft at 2 seconds and S 1 ft at 7 seconds. .SAT NIGHT...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and SW 1 ft at 4 seconds. .SUN...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and SW 1 ft at 3 seconds. .SUN NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft. Wave Detail: SE 2 ft at 9 seconds and SW 1 ft at 4 seconds. .MON THROUGH TUE...SE winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...S winds around 10 kt. Seas around 2 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-262100- Boston Harbor- 406 AM EDT Fri Apr 26 2024 .TODAY...NE winds around 5 kt, becoming E this afternoon. Waves 1 foot or less. .TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves 1 foot or less. .SAT...SW winds around 5 kt, becoming SE 10 to 15 kt in the afternoon. Waves 1 foot or less. .SAT NIGHT...S winds 10 to 15 kt, becoming SW after midnight. Waves around 2 ft. A chance of showers after midnight. .SUN...SW winds 10 to 15 kt. Waves around 2 ft. .SUN NIGHT...SW winds 10 to 15 kt, becoming W after midnight. Waves around 2 ft in the evening, then 1 foot or less. .MON THROUGH TUE NIGHT...S winds 5 to 10 kt. Waves around 2 ft. A chance of. 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. $$ ANZ236-262100- Narragansett Bay- 406 AM EDT Fri Apr 26 2024 .TODAY...N winds around 5 kt, becoming S this afternoon. Waves 1 foot or less. Patchy frost this morning with vsby 1 to 3 NM. .TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves 1 foot or less. .SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 foot or less, then around 2 ft in the afternoon. .SAT NIGHT...SW winds 10 to 15 kt. Waves around 2 ft in the evening, then 1 foot or less. A chance of showers after midnight. .SUN...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Waves around 2 ft. A chance of showers in the morning. .SUN NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Waves around 2 ft. .MON THROUGH TUE...SE winds 5 to 10 kt. Waves around 2 ft. .TUE NIGHT...S winds around 10 kt. Waves around 2 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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