ANZ200-240100-
703 AM EST Sun Nov 23 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
A weak and fast moving low pres moves over the waters Sun night. A
stronger high pres brings a freshening to NW winds Mon then becoming
SWly on Tue. Rain showers develop Wed into early Thurs with a
frontal system. High pres returns late week into early weekend.
$$
ANZ256-240100- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 703 AM EST Sun Nov 23 2025 TODAY W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt this afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and W 2 ft at 4 seconds. Scattered showers this afternoon. TONIGHT W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 5 seconds and S 2 ft at 7 seconds. Scattered showers in the evening. MON NW winds 20 to 25 kt, diminishing to around 15 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and SE 1 foot at 9 seconds. MON NIGHT NW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 5 seconds and SE 1 foot at 9 seconds. TUE SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 1 foot at 9 seconds. TUE NIGHT S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, building to 5 ft after midnight. Wave Detail: S 4 ft at 5 seconds and SE 1 foot at 9 seconds, becoming S 5 ft at 5 seconds and S 5 ft at 9 seconds. Rain. WED SW winds 15 to 20 kt. Seas 4 to 5 ft. Rain. WED NIGHT SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of rain. THU AND THU NIGHT W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$
ANZ256-240100- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 703 AM EST Sun Nov 23 2025 TODAY W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt this afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and W 2 ft at 4 seconds. Scattered showers this afternoon. TONIGHT W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 5 seconds and S 2 ft at 7 seconds. Scattered showers in the evening. MON NW winds 20 to 25 kt, diminishing to around 15 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and SE 1 foot at 9 seconds. MON NIGHT NW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 5 seconds and SE 1 foot at 9 seconds. TUE SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 1 foot at 9 seconds. TUE NIGHT S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft, building to 5 ft after midnight. Wave Detail: S 4 ft at 5 seconds and SE 1 foot at 9 seconds, becoming S 5 ft at 5 seconds and S 5 ft at 9 seconds. Rain. WED SW winds 15 to 20 kt. Seas 4 to 5 ft. Rain. WED NIGHT SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of rain. THU AND THU NIGHT W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 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. $$