Special Marine Warning Issued for Waters Near Port Mansfield TX
This alert is no longer in effect.
NOAA issued it on June 1, 2026, 2 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.
NWS Brownsville has issued a Special Marine Warning for coastal waters from Baffin Bay to Port Mansfield TX until 6:00 AM CDT due to a severe thunderstorm with wind gusts over 50 knots.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- South Texas Coastal Waters
- Issued
- June 1, 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 2 months ago; use the issuing agency's live warning service for current conditions in South Texas Coastal Waters.
Alert Details
A Special Marine Warning (event code MAW) has been issued by the National Weather Service Brownsville TX. The alert is effective from May 20, 2026 at 5:07 AM CDT until May 20, 2026 at 6:00 AM CDT.
Affected Areas
The warning covers Laguna Madre From 5 nm North Of Port Mansfield To Baffin Bay TX; Coastal waters from Baffin Bay to Port Mansfield TX out 20 NM; and Waters from Baffin Bay to Port Mansfield TX from 20 to 60 NM.
What You Should Do
Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. Boats could suffer significant structural damage in high winds. Small craft could capsize in suddenly higher waves.
Expected Conditions
At 5:07 AM CDT, a severe thunderstorm was located 11 nm southeast of Riviera Beach, or 38 nm north of Port Mansfield, moving southeast at 30 knots. Hazard includes wind gusts in excess of 50 knots.
Timeline
The alert is in effect from May 20, 2026 at 5:07 AM CDT and expires at 6:00 AM CDT the same day. The severe thunderstorm will remain over mainly open waters.
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 (1,124 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to June 1, 2026.
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