Special Marine Warning Issued for Tampa Bay Waters

Source: NOAA · Tampa Bay, Florida

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NWS Tampa Bay Ruskin FL has issued a Special Marine Warning for Tampa Bay waters and coastal areas until 3:00 AM EDT due to a severe thunderstorm capable of producing waterspouts.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Tampa Bay, Florida
Issued
August 4, 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: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

A Special Marine Warning has been issued by the National Weather Service in Tampa Bay Ruskin FL. The alert is effective from August 4 at 2:03 AM EDT until August 4 at 3:00 AM EDT.

Affected Areas

The warning covers Tampa Bay waters; Coastal waters from Englewood to Tarpon Springs FL out 20 NM; and Waters from Englewood to Tarpon Springs FL out 20 to 60 NM. Locations impacted include Treasure Island Reef, Clearwater Pass, Clearwater Beach, Indian Shore Reef, Madeira Beach Reef, Indian Rocks Beach, and Johns Pass.

What You Should Do

Move to safe harbor until hazardous weather passes. Make sure all on board are in a secure location and wearing life jackets. Seek safe harbor immediately.

Expected Conditions

A severe thunderstorm capable of producing waterspouts was located 15 nm southwest of Indian Rocks Beach, moving east at 15 knots. Hazards include waterspouts and wind gusts 34 knots or greater, along with suddenly higher waves, frequent lightning, and heavy downpours.

Timeline

The alert is in effect from 2:03 AM EDT until 3:00 AM EDT on August 4.

Original source: NOAA Official Notice ↗

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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 coastal areas until 3:00 AM EDT due to a severe thunderstorm capable of producing waterspouts.
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.