ANZ200-271000-
406 PM EST Fri Dec 26 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
An Alberta Clipper system moves over southern New England tonight
bring a period of light snow and reduced visibility to the coastal
waters. East/northeast winds from 10 to 20 knots with gusts up to 20
knots. Can't rule out some light freezing spray with temps in the
low 20s overnight. Trending toward calmer weather by December
standards Saturday afternoon into Sunday with sub-SCY conditions.
Another low-pressure system moves over the region Sunday night into
Monday.
$$
ANZ237-271000- Block Island Sound- 406 PM EST Fri Dec 26 2025 TONIGHT E winds 5 to 10 kt, becoming NE 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: E 2 ft at 3 seconds and SW 1 foot at 7 seconds. Snow. Vsby 1 NM or less. SAT NE winds 15 to 20 kt, becoming N 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 4 seconds and S 1 foot at 7 seconds. A chance of snow and freezing rain in the morning with vsby 1 to 3 NM. SAT NIGHT N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 5 seconds and NW 1 foot at 6 seconds. SUN W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 12 seconds and NE 1 foot at 4 seconds. SUN NIGHT SW winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and E 1 foot at 13 seconds. A chance of rain in the evening, then rain after midnight with vsby 1 to 3 NM. MON SW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: SW 6 ft at 8 seconds and E 1 foot at 12 seconds. Rain. Vsby 1 to 3 NM in the morning. MON NIGHT W winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft. Rain likely in the evening. TUE W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to 9 ft. TUE NIGHT W winds 25 to 30 kt with gusts up to 35 kt. Seas 5 to 7 ft. WED AND WED NIGHT W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$
ANZ237-271000- Block Island Sound- 406 PM EST Fri Dec 26 2025 TONIGHT E winds 5 to 10 kt, becoming NE 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: E 2 ft at 3 seconds and SW 1 foot at 7 seconds. Snow. Vsby 1 NM or less. SAT NE winds 15 to 20 kt, becoming N 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 4 seconds and S 1 foot at 7 seconds. A chance of snow and freezing rain in the morning with vsby 1 to 3 NM. SAT NIGHT N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 5 seconds and NW 1 foot at 6 seconds. SUN W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 12 seconds and NE 1 foot at 4 seconds. SUN NIGHT SW winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and E 1 foot at 13 seconds. A chance of rain in the evening, then rain after midnight with vsby 1 to 3 NM. MON SW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: SW 6 ft at 8 seconds and E 1 foot at 12 seconds. Rain. Vsby 1 to 3 NM in the morning. MON NIGHT W winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft. Rain likely in the evening. TUE W winds 25 to 30 kt with gusts up to 40 kt. Seas 6 to 9 ft. TUE NIGHT W winds 25 to 30 kt with gusts up to 35 kt. Seas 5 to 7 ft. WED AND WED NIGHT W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 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. $$