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Special Marine Warning — Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary; Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM
severe
Severity as published by US National Weather Service.
- Source
- US National Weather Service — official source
- Time
- 9 August 2026, 00:21 UTC (Aug 9, 2026)
- Area
- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary; Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM,
United States
42.606, -69.850
What this is
This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.
What to do
Follow the instructions issued by US National Weather Service and your local emergency services. The guidance below is background.
Who to contact
National Weather Service · FEMA · USGS Earthquake Hazards
This site is not an emergency service and does not issue warnings.
Location
No map is loaded here. A map means downloading image tiles from another service, which is the slowest thing on the full page and the first thing to fail on a weak connection. The coordinates are above if you need them.