Hazardous marine condition(s):
Small Craft Advisory
ANZ200-241200-
703 PM EDT Fri Oct 23 2026
.Synopsis for Massachusetts and Rhode Island coastal waters...
Post-Tropical Cyclone Josephine continues to move east into the
North Atlantic, allowing strong high pressure to build across the
southern New England waters. Rough seas will linger through today,
with improving conditions tonight. High pressure brings light winds
and favorable marine conditions Saturday and into early next week.
$$
ANZ232-241200- Nantucket Sound- 703 PM EDT Fri Oct 23 2026 SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT SATURDAY TONIGHT NE winds 10 to 15 kt, becoming N 5 to 10 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft at 6 seconds. SAT N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 10 seconds and NW 1 foot at 4 seconds. SAT NIGHT NW winds around 5 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 12 seconds and NW 1 foot at 4 seconds. SUN NW winds around 5 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 13 seconds and SW 1 foot at 4 seconds. SUN NIGHT AND MON SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 12 seconds. MON NIGHT W winds around 10 kt, becoming NW 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and E 1 foot at 10 seconds. TUE THROUGH WED NIGHT SE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$
ANZ232-241200- Nantucket Sound- 703 PM EDT Fri Oct 23 2026 SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT SATURDAY TONIGHT NE winds 10 to 15 kt, becoming N 5 to 10 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft at 6 seconds. SAT N winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 10 seconds and NW 1 foot at 4 seconds. SAT NIGHT NW winds around 5 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 12 seconds and NW 1 foot at 4 seconds. SUN NW winds around 5 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 13 seconds and SW 1 foot at 4 seconds. SUN NIGHT AND MON SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 12 seconds. MON NIGHT W winds around 10 kt, becoming NW 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and E 1 foot at 10 seconds. TUE THROUGH WED NIGHT SE 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. $$