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Severe weather warning for US waters: Special Marine Warning, Galveston Bay

Official warning from NWS Houston/Galveston TX for 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 …. Valid from 30 Oct 2026, 22:17 to 30 Oct 2026, 23:15 UTC.

Severe NAMMERT Assekuradeur GmbH

According to the issuing service, this warning has since expired.

An official warning as it stood when published, not updated afterwards.

For what applies now, see the warning map.

Map of the official warning for US waters
Area
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
Warning
Special Marine Warning
Level
Severe
Valid from
30 Oct 2026, 22:17 UTC
Valid until
30 Oct 2026, 23:15 UTC
Region
US waters
Issued by
NWS Houston/Galveston TX

What matters now

What to do now is on the weather warnings page: What matters now

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