Special Marine Warning for Galveston Bay and Coastal Waters from High Island to Freeport TX

Source: NOAA · Galveston Bay and Coastal waters from High Island to Freeport TX

This alert is no longer in effect.

NOAA issued it on May 12, 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 Houston/Galveston TX for Galveston Bay and coastal waters from High Island to Freeport TX out 20 NM, with strong thunderstorms bringing wind gusts up to 40 knots and small hail until 10:15 AM CDT.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Galveston Bay and Coastal waters from High Island to Freeport TX
Issued
May 12, 2026
Issuing authority
NWS Houston/Galveston TX

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 Galveston Bay and Coastal waters from High Island to Freeport TX.

Special Marine Warning Alert

Alert Details

The National Weather Service in Houston/Galveston TX has issued a Special Marine Warning. This alert is effective from 9:37 AM CDT on May 1, 2026, until 10:15 AM CDT the same day.

Affected Areas

This warning affects Galveston Bay and Coastal waters from High Island to Freeport TX out 20 NM. Specific locations include East Galveston Bay, Galveston Ship Channel, Galveston Bay Entrance, Galveston Bay, Offatts Bayou, North Jetty, Galveston Pier 21, Trinity Bay, Smith Point, Galveston Causeway, Rollover Pass, High Island 63, The Texas City Dike, Eagle Point, and northern West Bay.

What You Should Do

If caught on the open water, stay below deck if possible and keep away from ungrounded metal objects due to frequent lightning.

Expected Conditions

Strong thunderstorms are expected with wind gusts up to 40 knots and small hail. The storms are moving east at 45 knots.

Timeline

The alert is effective from 9:37 AM CDT on May 1, 2026, and will expire at 10:15 AM CDT 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 Houston/Galveston TX for Galveston Bay and coastal waters from High Island to Freeport TX out 20 NM, with strong thunderstorms bringing wind gusts up to 40 knots and small hail until 10:15 AM CDT.
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 Galveston Bay and Coastal waters from High Island to Freeport TX. 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.