Expires:202512141000;;529339 FZUS51 KBOX 132105 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 404 PM EST Sat Dec 13 2025 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ235-141000- Rhode Island Sound- 405 PM EST Sat Dec 13 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SUNDAY... ...GALE WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... .TONIGHT...W winds 15 to 20 kt with gusts up to 25 kt, becoming NW 10 to 15 kt after midnight. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 7 seconds and SE 1 foot at 9 seconds. A slight chance of rain this evening, then snow with a chance of rain after midnight with vsby 1 NM or less. .SUN...NW winds 10 to 15 kt, increasing to 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 7 seconds and S 1 foot at 8 seconds. Snow, mainly in the morning. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .SUN NIGHT...NW winds 25 to 30 kt. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and S 2 ft at 8 seconds. Light freezing spray likely after midnight. .MON...NW winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and S 2 ft at 9 seconds. Light freezing spray likely in the morning. .MON NIGHT...W winds 15 to 20 kt. Seas 2 to 4 ft. Wave Detail: W 4 ft at 5 seconds and SE 1 foot at 10 seconds. A chance of snow after midnight. .TUE AND TUE NIGHT...SW winds 20 to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 1 foot at 11 seconds. .WED AND WED NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. .THU...SE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .THU NIGHT...S winds 25 to 35 kt with gusts up to 40 kt. Seas 5 to 8 ft. Rain likely. 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. $$