Special Marine Warning Issued for Tampa Bay Waters Until 4:30 PM EDT

Source: NOAA · Tampa Bay, Florida

This alert is no longer in effect.

NOAA issued it on May 20, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Tampa Bay Ruskin FL has issued a Special Marine Warning for Tampa Bay waters and nearby coastal zones due to strong thunderstorms producing wind gusts of 34 knots or greater.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Tampa Bay, Florida
Issued
May 20, 2026
Issuing authority
NWS Tampa Bay Ruskin FL

Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.

Record status: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Tampa Bay, Florida.

Alert Details

A Special Marine Warning was issued by the National Weather Service Tampa Bay Ruskin FL. The alert is effective from 3:06 PM EDT on May 12, 2026, until 4:30 PM EDT on May 12, 2026.

Affected Areas

The warning covers Tampa Bay waters; Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM; Coastal waters from Englewood to Tarpon Springs FL out 20 NM; Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM; and Waters from Englewood to Tarpon Springs FL out 20 to 60 NM. Locations impacted include Clearwater Beach, Gandy Bridge, Old Tampa Bay, Howard Frankland Bridge, Madeira Beach Reef, Egmont Key, Tarpon Springs, Cockroach Bay, Indian Rocks Beach, Sunshine Skyway Bridge, Saint Pete Beach, Dunedin, Courtney Campbell Causeway, Treasure Island Reef, Clearwater Pass, Pass-A-Grille Channel, Indian Shore Reef, Saint Pete Beach Reef, Port Manatee Reef, and Tampa Bay.

What You Should Do

Move to safe harbor until hazardous weather passes. Make sure all on board are wearing life jackets.

Expected Conditions

Strong thunderstorms were located along a line extending from near Anclote Key to near Dunedin to 42 nm west of Indian Rocks Beach. Hazards include wind gusts 34 knots or greater, suddenly higher waves, frequent lightning, and heavy downpours.

Timeline

The alert is in effect from 3:06 PM EDT until 4:30 PM EDT on May 12, 2026. The storms are moving east at 30 knots.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Tampa Bay Ruskin FL has issued a Special Marine Warning for Tampa Bay waters and nearby coastal zones due to strong thunderstorms producing wind gusts of 34 knots or greater.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Tampa Bay, Florida. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.