ANZ200-202100-
403 AM EDT Wed May 20 2026
.Synopsis for Massachusetts and Rhode Island coastal waters...
A strong cold front will cross the waters late Wed and Wed evening.
Strong high pres builds over the Gt Lakes Thu and moves into the
waters Fri. The high moves offshore by Sat as a frontal boundary
approaches from the S.
$$
ANZ234-202100- Buzzards Bay- 403 AM EDT Wed May 20 2026 TODAY SW winds 10 to 15 kt, increasing to 15 to 20 kt this afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 6 seconds and SW 2 ft at 13 seconds. A chance of showers with a slight chance of tstms this afternoon. TONIGHT W winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 6 seconds and SE 1 foot at 12 seconds. A chance of showers. A chance of tstms in the evening. THU NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE 1 foot at 2 seconds and SW 1 foot at 6 seconds. THU NIGHT S winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: E 1 foot at 2 seconds and SW 1 foot at 6 seconds. FRI NE winds 5 to 10 kt, becoming E in the afternoon. Seas 1 foot or less. Wave Detail: NE 1 foot at 2 seconds and SW 1 foot at 6 seconds. FRI NIGHT S winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas 1 foot or less. Wave Detail: SE 1 foot at 3 seconds. SAT E winds 5 to 10 kt. Seas around 2 ft. A chance of showers. SAT NIGHT THROUGH SUN NIGHT E winds 15 to 20 kt. Seas 2 to 3 ft. Showers likely. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$
ANZ234-202100- Buzzards Bay- 403 AM EDT Wed May 20 2026 TODAY SW winds 10 to 15 kt, increasing to 15 to 20 kt this afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 6 seconds and SW 2 ft at 13 seconds. A chance of showers with a slight chance of tstms this afternoon. TONIGHT W winds 10 to 15 kt with gusts up to 20 kt, becoming N 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 6 seconds and SE 1 foot at 12 seconds. A chance of showers. A chance of tstms in the evening. THU NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE 1 foot at 2 seconds and SW 1 foot at 6 seconds. THU NIGHT S winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: E 1 foot at 2 seconds and SW 1 foot at 6 seconds. FRI NE winds 5 to 10 kt, becoming E in the afternoon. Seas 1 foot or less. Wave Detail: NE 1 foot at 2 seconds and SW 1 foot at 6 seconds. FRI NIGHT S winds 5 to 10 kt, diminishing to around 5 kt after midnight. Seas 1 foot or less. Wave Detail: SE 1 foot at 3 seconds. SAT E winds 5 to 10 kt. Seas around 2 ft. A chance of showers. SAT NIGHT THROUGH SUN NIGHT E winds 15 to 20 kt. Seas 2 to 3 ft. Showers likely. Winds and seas higher in and near tstms. 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. $$