ANZ200-190600-
104 PM EDT Wed Mar 18 2026
.Synopsis for Massachusetts and Rhode Island coastal waters...
High pres builds over the waters Wed into Thu, moving offshore Fri
as a cold front approaches from the west. Low pressure passes the
region this weekend.
$$
ANZ232-190600- Nantucket Sound- 104 PM EDT Wed Mar 18 2026 THIS AFTERNOON E winds around 5 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 10 seconds and W 1 foot at 4 seconds. TONIGHT SE winds around 5 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 10 seconds and NW 1 foot at 4 seconds. THU SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 9 seconds and W 1 foot at 3 seconds. THU NIGHT S winds around 5 kt. Seas around 2 ft. Wave Detail: SE 1 foot at 2 seconds and SE 1 foot at 9 seconds. FRI SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and SE 1 foot at 9 seconds. FRI NIGHT S winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 9 seconds. A chance of rain after midnight. SAT S winds 15 to 20 kt. Seas 2 to 4 ft. A chance of rain. SAT NIGHT AND SUN SW winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 4 ft. SUN NIGHT NW winds 15 to 20 kt. Seas 2 to 4 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$
ANZ232-190600- Nantucket Sound- 104 PM EDT Wed Mar 18 2026 THIS AFTERNOON E winds around 5 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 10 seconds and W 1 foot at 4 seconds. TONIGHT SE winds around 5 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 10 seconds and NW 1 foot at 4 seconds. THU SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 9 seconds and W 1 foot at 3 seconds. THU NIGHT S winds around 5 kt. Seas around 2 ft. Wave Detail: SE 1 foot at 2 seconds and SE 1 foot at 9 seconds. FRI SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and SE 1 foot at 9 seconds. FRI NIGHT S winds 10 to 15 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 9 seconds. A chance of rain after midnight. SAT S winds 15 to 20 kt. Seas 2 to 4 ft. A chance of rain. SAT NIGHT AND SUN SW winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 4 ft. SUN NIGHT NW winds 15 to 20 kt. Seas 2 to 4 ft. A chance of rain. 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. $$