Low-bandwidth version · full page with map

Special Marine Warning issued September 20 at 4:37PM EDT until September 20 at 5:15PM EDT by NWS Tampa Bay Ruskin FL, United States of America

severe

Severity as published by WMO Alert Hub (national weather services).

Source

WMO Alert Hub (national weather services) — official source

Time

20 September 2026, 20:37 UTC (Sep 20, 2026)

Area

Tampa Bay waters, United States
27.789, -82.440

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 WMO Alert Hub (national weather services) 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.