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Tsunami warning issued for parts of Texas and Gulf Coast until 1:31 PM EDT

National Weather Service issues tsunami warning for coastal Texas and Gulf waters until 1:31 PM EDT on October 20.

Oct 20, 2026, 12:35 PM By the Genius Eye newsroom (Weather Desk) · Fact-checkedHow we report
Photo: Daniel Christensen / CC BY-SA 3.0, via Wikimedia Commons

The National Weather Service issued a tsunami warning affecting multiple areas along the Texas coast and Gulf waters, including Laguna Madre, Corpus Christi Bay, Galveston Bay, and coastal waters extending from Texas to Louisiana and Mississippi. The warning is in effect until 1:31 PM Eastern Daylight Time on October 20, according to the National Tsunami Warning Center.

The warning covers a wide range of coastal and bay areas, including ports, bays, and coastal waters up to 20 nautical miles offshore. Areas specifically mentioned include Laguna Madre from Port of Brownsville to Baffin Bay, Corpus Christi and Nueces Bays, Galveston Bay, Sabine Lake, and coastal waters from Pensacola, Florida, to Pascagoula, Mississippi.

The National Weather Service has issued this tsunami warning for the listed areas. Updates will be provided as more information becomes available or when the warning is lifted.

Sources
  1. National Weather Service: TEST Tsunami Warning issued October 20 at 12:31PM EDT until October 20 at 1:31PM EDT by NWS National Tsunami Warning Center
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