Special Marine Warning Issued for Laguna Madre and Coastal Waters Near Port Mansfield
This alert is no longer in effect.
NOAA issued it on May 19, 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.
The National Weather Service has issued a Special Marine Warning for coastal waters and Laguna Madre areas near Port Mansfield due to a severe thunderstorm capable of producing waterspouts.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Laguna Madre and Coastal Waters Near Port Mansfield TX
- Issued
- May 19, 2026
- Issuing authority
- NWS Brownsville 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 Laguna Madre and Coastal Waters Near Port Mansfield TX.
Alert Details
A Special Marine Warning (event code MAW) has been issued by the National Weather Service in Brownsville TX. The alert is effective from 2:51 AM CDT on May 11, 2026, until 4:15 AM CDT on May 11, 2026.
Affected Areas
The warning covers:
- Laguna Madre From the Port Of Brownsville to the Arroyo Colorado
- Laguna Madre From The Arroyo Colorado To 5 NM North Of Port Mansfield TX
- Laguna Madre From 5 nm North Of Port Mansfield To Baffin Bay TX
- Coastal waters from Port Mansfield TX to the Rio Grande River out 20 NM
- Coastal waters from Baffin Bay to Port Mansfield TX out 20 NM
- Waters from Port Mansfield TX to the Rio Grande River from 20 to 60 NM
- Waters from Baffin Bay to Port Mansfield TX from 20 to 60 NM
What You Should Do
Move to safe harbor until hazardous weather passes. Waterspouts can easily overturn boats and create locally hazardous seas. Boats could suffer significant structural damage in high winds. Small craft could capsize in suddenly higher waves.
Expected Conditions
At 2:51 AM CDT, a severe thunderstorm capable of producing waterspouts was located 9 nm north of Port Mansfield Cut, moving southeast at 45 knots. Hazards include waterspouts and wind gusts in excess of 50 knots.
Timeline
The alert is in effect from 2:51 AM CDT until 4:15 AM CDT on May 11, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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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 (1,327 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 19, 2026.
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