ANZ200-182100-
404 AM EDT Mon May 18 2026
.Synopsis for Massachusetts and Rhode Island coastal waters...
A weak cold front will move into the southern waters this morning
before lifting back N as a warm front later today and this evening.
Gusty SW winds will develop Tue. 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.
$$
ANZ234-182100- Buzzards Bay- 404 AM EDT Mon May 18 2026 TODAY E winds 5 to 10 kt, becoming SE this afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 8 seconds and E 1 foot at 2 seconds. TONIGHT SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 9 seconds. Patchy fog after midnight with vsby 1 NM or less. TUE SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and SE 2 ft at 8 seconds. Patchy fog in the morning with vsby 1 to 3 NM. TUE NIGHT SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 6 seconds and SE 1 foot at 18 seconds. WED SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 6 seconds. A chance of showers in the afternoon. WED NIGHT W winds 10 to 15 kt with gusts up to 20 kt, becoming NW after midnight. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 6 seconds and N 2 ft at 2 seconds. A chance of showers in the evening. THU THROUGH FRI E winds 5 to 10 kt. Seas around 2 ft. FRI NIGHT SE winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$
ANZ234-182100- Buzzards Bay- 404 AM EDT Mon May 18 2026 TODAY E winds 5 to 10 kt, becoming SE this afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 8 seconds and E 1 foot at 2 seconds. TONIGHT SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 9 seconds. Patchy fog after midnight with vsby 1 NM or less. TUE SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and SE 2 ft at 8 seconds. Patchy fog in the morning with vsby 1 to 3 NM. TUE NIGHT SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 6 seconds and SE 1 foot at 18 seconds. WED SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 6 seconds. A chance of showers in the afternoon. WED NIGHT W winds 10 to 15 kt with gusts up to 20 kt, becoming NW after midnight. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 6 seconds and N 2 ft at 2 seconds. A chance of showers in the evening. THU THROUGH FRI E winds 5 to 10 kt. Seas around 2 ft. FRI NIGHT SE winds 5 to 10 kt. Seas 1 foot or less. A chance of showers. 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. $$