Special Marine Warning Issued for Florida Bay and Surrounding Waters

Source: NOAA · Florida Keys and Surrounding Waters

This alert is no longer in effect.

NOAA issued it on May 14, 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.

A Special Marine Warning has been issued by NWS Key West FL for areas including Florida Bay and Hawk Channel, with strong thunderstorms bringing wind gusts up to 34 knots and small hail, effective until 3:30 AM EDT on May 5, 2026.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Florida Keys and Surrounding Waters
Issued
May 14, 2026
Issuing authority
NWS Key West 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 Florida Keys and Surrounding Waters.

Special Marine Warning in Florida Waters

Alert Details

This Special Marine Warning was issued by the National Weather Service (NWS) Key West FL. It is effective from 2:33 AM EDT on May 5, 2026.

Affected Areas

The warning affects Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound; Bayside and Gulfside from Craig Key to West End of Seven Mile Bridge; Hawk Channel from Ocean Reef to Craig Key out to the reef; Hawk Channel from Craig Key to west end of Seven Mile Bridge out to the reef; Straits of Florida from Ocean Reef to Craig Key out 20 NM. Specific locations include Whale Harbor, Islamorada Hump, Twin Keys, Steam Boat Channel, Cotton Key, Alligator Reef Light, and Hens & Chickens Light.

What You Should Do

Boaters should seek safe harbor as quickly and as safely as possible. When downpours reduce visibility, slow down.

Expected Conditions

Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. A strong thunderstorm is moving east at 15 knots.

Timeline

The alert is effective from 2:33 AM EDT on May 5, 2026, and expires at 3:30 AM EDT on the same day.

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?
A Special Marine Warning has been issued by NWS Key West FL for areas including Florida Bay and Hawk Channel, with strong thunderstorms bringing wind gusts up to 34 knots and small hail, effective until 3:30 AM EDT on May 5, 2026.
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 Florida Keys and Surrounding Waters. 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.