NWS coastal zone ANZ250
Marine alerts linked to this verified National Weather Service zone.
Current answer
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Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Massachusetts Bay and Ipswich Bay, Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM
Block Island Sound, Boston Harbor, Buzzards Bay and 14 more
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM
Cape Cod Bay, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and 3 more
Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM
Block Island Sound, Buzzards Bay, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket and 6 more
Boston Harbor, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and 1 more
Block Island Sound, Boston Harbor, Buzzards Bay and 10 more
Block Island Sound, Boston Harbor, Buzzards Bay and 10 more
This page uses official NWS zone membership. For exact location matching, an alert must include official geometry or be linked to a verified zone geometry that contains the point.
How location matching works