Special Marine Warning Issued for Galveston Bay and Matagorda Bay
This alert is no longer in effect.
NOAA issued it on July 28, 2026, 3 weeks 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 Houston/Galveston has issued a Special Marine Warning for waterspouts and 40-knot winds until 8:30 AM CDT on June 21.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Texas Gulf Coast
- Issued
- July 28, 2026
- Issuing authority
- NWS Houston/Galveston
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 weeks ago; use the issuing agency's live warning service for current conditions in Texas Gulf Coast.
Alert Details
Special Marine Warning issued by NWS Houston/Galveston TX. Effective from 6:28 AM CDT June 21, 2026 until 8:30 AM CDT June 21, 2026.
Affected Areas
Matagorda Bay; Galveston Bay; Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM; Coastal waters from High Island to Freeport TX out 20 NM; Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM.
What You Should Do
Move to safe harbor until hazardous weather passes. Seek safe harbor immediately. If caught on the open water stay below deck if possible and keep away from ungrounded metal objects.
Expected Conditions
Severe thunderstorm capable of producing waterspouts located near Port Oconnor, moving northeast at 30 knots. Hazard includes waterspouts and wind gusts to 40 knots.
Timeline
Alert in effect from 6:28 AM CDT to 8:30 AM CDT on June 21, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →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.
Similar body length
Nearest notices by article body length (868 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 28, 2026.
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Common questions about this NWS weather alert.