Special Marine Warning Issued for Waters off South Texas Coast

Source: NOAA · Waters from Port Mansfield TX to the Rio Grande River

This alert is no longer in effect.

NOAA issued it on July 16, 2026, 5 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 Brownsville has issued a Special Marine Warning for waters from Port Mansfield TX to the Rio Grande River due to a severe thunderstorm capable of producing waterspouts.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Waters from Port Mansfield TX to the Rio Grande River
Issued
July 16, 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 5 weeks ago; use the issuing agency's live warning service for current conditions in Waters from Port Mansfield TX to the Rio Grande River.

Alert Details

A Special Marine Warning has been issued by the National Weather Service in Brownsville TX. The alert is effective from June 16 at 1:22 PM CDT until June 16 at 1:45 PM CDT.

Affected Areas

Waters from Port Mansfield TX to the Rio Grande River from 20 to 60 NM.

What You Should Do

Move to safe harbor until hazardous weather passes. Seek safe harbor immediately.

Expected Conditions

At 1:21 PM CDT, a severe thunderstorm capable of producing waterspouts was located 48 nm east of Boca Chica Beach, or 50 nm east of South Padre Island, moving north at 35 knots. Hazards include waterspouts and wind gusts to 40 knots.

Timeline

The warning is in effect until 1:45 PM CDT on June 16.

Original source: NOAA Official Notice ↗

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.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Brownsville has issued a Special Marine Warning for waters from Port Mansfield TX to the Rio Grande River due to a severe thunderstorm capable of producing waterspouts.
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 Waters from Port Mansfield TX to the Rio Grande River. 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.