FZUS51 KBOX 221202 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 701 AM EST Thu Feb 22 2024 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-230100- 701 AM EST Thu Feb 22 2024 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres remains in control of the weather over the coastal waters through Thu. Seas build Thu as a coastal low pres moves well to the S of srn New England. Another low pres expected to cross the waters on Fri into Sat. High pres should then arrive for Sun, followed by a cold front sometime Mon. $$ ANZ250-230100- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 701 AM EST Thu Feb 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .TODAY...SE winds around 5 kt, becoming S this afternoon. Seas 3 to 5 ft, building to 5 to 7 ft this afternoon. .TONIGHT...S winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 5 to 8 ft. .FRI...S winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 5 to 7 ft. A chance of rain in the morning, then rain in the afternoon. .FRI NIGHT...W winds around 10 kt, becoming NW 15 to 20 kt with gusts up to 25 kt after midnight. Seas 4 to 6 ft. A chance of rain in the evening. .SAT AND SAT NIGHT...NW winds 20 to 25 kt. Seas 5 to 7 ft. .SUN THROUGH MON...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .MON NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-230100- Massachusetts Bay and Ipswich Bay- 701 AM EST Thu Feb 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON THROUGH FRIDAY EVENING... .TODAY...S winds around 5 kt, increasing to 5 to 10 kt this afternoon. Seas 2 to 3 ft, building to 3 to 5 ft this afternoon. .TONIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 4 to 6 ft. A chance of rain after midnight. .FRI...S winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. Rain. .FRI NIGHT...NW winds 5 to 10 kt, increasing to 20 to 25 kt after midnight. Seas 3 to 5 ft. A chance of rain in the evening. .SAT AND SAT NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. .SUN THROUGH MON NIGHT...SW winds 10 to 15 kt with gusts up to 25 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. $$ ANZ231-230100- Cape Cod Bay- 701 AM EST Thu Feb 22 2024 .TODAY...E winds around 5 kt, becoming S around 5 kt this afternoon. Seas 2 to 3 ft. .TONIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. .FRI...S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain in the morning, then rain in the afternoon. .FRI NIGHT...W winds 5 to 10 kt, becoming NW 15 to 20 kt after midnight. Seas 2 to 3 ft. Rain likely, mainly in the evening. .SAT AND SAT NIGHT...NW winds 20 to 25 kt. Seas 3 to 4 ft. .SUN THROUGH MON...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. .MON NIGHT...SW winds around 10 kt with gusts up to 20 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-230100- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 701 AM EST Thu Feb 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .TODAY...NE winds 5 to 10 kt. Seas 4 to 6 ft, building to 5 to 8 ft this afternoon. .TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt after midnight. Seas 6 to 9 ft. .FRI...S winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 5 to 7 ft. A chance of rain in the morning, then rain in the afternoon. .FRI NIGHT...W winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 4 to 6 ft. Rain likely, mainly in the evening. .SAT AND SAT NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 8 ft. .SUN AND SUN NIGHT...W winds 10 to 15 kt, becoming SW 15 to 20 kt. Gusts up to 25 kt. Seas 4 to 6 ft. .MON AND MON NIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt. Gusts up to 25 kt. Seas 3 to 5 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. $$ ANZ255-230100- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 701 AM EST Thu Feb 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .TODAY...N winds 5 to 10 kt, becoming NW this afternoon. Seas 5 to 7 ft. .TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt after midnight. Seas 5 to 7 ft. .FRI...S winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of rain in the morning, then rain in the afternoon. .FRI NIGHT...W winds 10 to 15 kt, becoming NW 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 4 to 6 ft. Rain likely, mainly in the evening. .SAT...N winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Seas 5 to 7 ft. .SAT NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft. .SUN THROUGH MON NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-230100- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 701 AM EST Thu Feb 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .TODAY...NE winds 5 to 10 kt, becoming SW this afternoon. Seas 5 to 7 ft. .TONIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 5 to 7 ft. .FRI...S winds 15 to 20 kt, becoming SW 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 5 to 6 ft. A chance of rain in the morning, then rain in the afternoon. .FRI NIGHT...W winds around 10 kt, becoming NW 15 to 20 kt with gusts up to 25 kt after midnight. Seas 4 to 6 ft. Rain likely in the evening. .SAT AND SAT NIGHT...N winds 20 to 25 kt. Seas 4 to 6 ft. .SUN THROUGH MON NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 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. $$ ANZ232-230100- Nantucket Sound- 701 AM EST Thu Feb 22 2024 .TODAY...N winds around 5 kt, becoming SW this afternoon. Seas 2 to 4 ft. .TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt after midnight. Seas 2 to 4 ft. .FRI...S winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain in the morning, then rain in the afternoon. .FRI NIGHT...W winds 5 to 10 kt, becoming NW 15 to 20 kt after midnight. Seas 2 to 3 ft. Rain likely, mainly in the evening. .SAT AND SAT NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .SUN THROUGH MON NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-230100- Vineyard Sound- 701 AM EST Thu Feb 22 2024 .TODAY...NE winds around 5 kt, becoming SW this afternoon. Seas 2 to 3 ft. .TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. .FRI...S winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. A chance of rain in the morning, then rain in the afternoon. .FRI NIGHT...W winds 5 to 10 kt, becoming NW 15 to 20 kt after midnight. Seas 2 to 3 ft. Rain likely in the evening. .SAT AND SAT NIGHT...NW winds 20 to 25 kt. Seas 2 to 4 ft. .SUN THROUGH MON NIGHT...SW winds 15 to 20 kt with gusts up to 25 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. $$ ANZ234-230100- Buzzards Bay- 701 AM EST Thu Feb 22 2024 .TODAY...NE winds around 5 kt, becoming SW this afternoon. Seas around 2 ft. .TONIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas around 2 ft. .FRI...S winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. A chance of rain in the morning, then rain in the afternoon. .FRI NIGHT...W winds 5 to 10 kt, becoming NW 15 to 20 kt after midnight. Seas 2 to 3 ft. Rain likely in the evening. .SAT AND SAT NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. .SUN THROUGH MON NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-230100- Rhode Island Sound- 701 AM EST Thu Feb 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON THROUGH FRIDAY MORNING... .TODAY...NE winds around 5 kt, becoming SW this afternoon. Seas 3 to 5 ft. .TONIGHT...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft. .FRI...S winds 15 to 20 kt, becoming SW 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 4 ft. A chance of rain in the morning, then rain in the afternoon. .FRI NIGHT...NW winds around 10 kt, increasing to 15 to 20 kt after midnight. Seas 3 to 4 ft. Rain likely in the evening. .SAT AND SAT NIGHT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .SUN THROUGH MON NIGHT...SW winds 15 to 20 kt with gusts up to 25 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. $$ ANZ237-230100- Block Island Sound- 701 AM EST Thu Feb 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON THROUGH FRIDAY MORNING... .TODAY...E winds around 5 kt, becoming SW this afternoon. Seas 3 to 5 ft. .TONIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. A chance of rain after midnight. .FRI...S winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 3 to 5 ft. Rain. .FRI NIGHT...NW winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. A chance of rain in the evening. .SAT AND SAT NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. .SUN THROUGH MON NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-230100- Boston Harbor- 701 AM EST Thu Feb 22 2024 .TODAY...S winds around 5 kt, becoming SE this afternoon. Waves 1 foot or less. .TONIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Waves around 2 ft. A chance of rain. Vsby 1 to 3 NM after midnight. .FRI...S winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves around 2 ft. Rain. .FRI NIGHT...NW winds 10 to 15 kt, increasing to 20 to 25 kt with gusts up to 30 kt after midnight. Waves 1 foot or less, then around 2 ft after midnight. At the outer harbor entrance, waves 2 to 4 ft. A chance of rain in the evening. .SAT AND SAT NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Waves around 2 ft. .SUN THROUGH MON NIGHT...SW winds 10 to 15 kt with gusts up to 20 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. $$ ANZ236-230100- Narragansett Bay- 701 AM EST Thu Feb 22 2024 .TODAY...E winds around 5 kt, becoming S this afternoon. Waves 2 to 3 ft. .TONIGHT...S winds 5 to 10 kt. Waves 2 to 3 ft. A chance of rain after midnight. .FRI...S winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves 2 to 4 ft. Rain. .FRI NIGHT...NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Waves 2 to 3 ft. A chance of rain in the evening. .SAT AND SAT NIGHT...NW winds 15 to 20 kt. Waves 2 to 3 ft. .SUN THROUGH MON NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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