Low-bandwidth version · full page with map
Special Marine Warning — Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM; Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM; Waters from Port Clyde ME to Cape Elizabeth ME from 25 to 60 NM; Waters from Cape El
severe
Severity as published by US National Weather Service.
- Source
- US National Weather Service — official source
- Time
- 13 August 2026, 19:58 UTC (Aug 13, 2026)
- Area
- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM; Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM; Waters from Po,
United States
43.160, -69.902
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.