Chart / Forecasts

Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary

ANZ250 · Coastal Waters Forecast · National Weather Service Boston/Norton MA · Issued 404 PM EDT Sat Oct 3 2026
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Forecast
Tonight
E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 5 seconds and E 2 ft at 10 seconds.
Sun
E winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 5 seconds and E 2 ft at 10 seconds.
Sun Night
E winds 5 to 10 kt, becoming NE after midnight. Seas 2 to 4 ft. Wave Detail: E 4 ft at 7 seconds and SE 1 foot at 4 seconds. A chance of showers.
Mon
W winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: E 5 ft at 7 seconds and SW 2 ft at 13 seconds.
Mon Night And Tue
W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 5 seconds and E 4 ft at 8 seconds.
Tue Night
NW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 5 seconds and E 2 ft at 8 seconds.
Wed Through Thu Night
SW winds 10 to 15 kt with gusts up to 20 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.
Synopsis
High pressure weakens and moves away from the region Sun with showers returning to the southern waters. Winds from the NE between 15 and 20 kt Sunday afternoon with SCA conditions possible for the outer southern waters overnight. High pres then brings blustery NW winds to the waters into early next week.
Source: National Weather Service Coastal Waters Forecast (CWF), issued 404 PM EDT Sat Oct 3 2026, valid until Sun, 04 Oct 2026 09:00 UTC. Original text · All zones