Expires:202411221300;;449220 FZUS51 KBOX 220005 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 704 PM EST Thu Nov 21 2024 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ236-221300- Narragansett Bay- 704 PM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...E winds 20 to 25 kt, becoming S after midnight. Gusts up to 30 kt. Waves 2 to 3 ft, building to 3 to 5 ft after midnight. At the bay entrance, waves 4 to 6 ft. Patchy fog. Rain. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .FRI...SW winds 10 to 15 kt with gusts up to 25 kt, becoming SE 5 to 10 kt in the afternoon. Waves 3 to 5 ft. Rain in the afternoon. .FRI NIGHT...N winds 5 to 10 kt. Gusts up to 20 kt after midnight. Waves 2 to 3 ft. Patchy fog. Rain likely in the evening. A chance of rain after midnight. Vsby 1 to 3 NM. .SAT...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Waves 2 to 3 ft. Rain likely. Patchy fog in the morning. .SAT NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Waves around 3 ft, except 4 to 6 ft at the bay entrance. A chance of rain in the evening. .SUN AND SUN NIGHT...W winds 15 to 20 kt with gusts up to 30 kt. Waves 2 to 3 ft, except 4 to 6 ft at the bay entrance. .MON...W winds 5 to 10 kt. Waves 2 to 3 ft. .MON NIGHT AND TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft. A chance of showers. .TUE NIGHT...W winds 10 to 15 kt with gusts up to 20 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