Severe · Special Marine WarningThis alert has expired. It is kept for reference.
Special Marine Warning issued October 30 at 1:53PM CDT until October 30
Affecting Matagorda Bay; Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM; Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM
In effect until: Oct 30, 2026, 7:30 PM
Matagorda Bay; Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM; Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM
Likely impact; effects through 7:30 PM.
Move to safe harbor until hazardous weather passes. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately.
Read the original bulletin (official text)
SMWHGX The National Weather Service in League City has issued a * Special Marine Warning for... Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM... Matagorda Bay... Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM... * Until 230 PM CDT. * At 151 PM CDT, a severe thunderstorm capable of producing waterspouts was located over Matagorda Island 557, moving northeast at 10 knots. HAZARD...Waterspouts and wind gusts to 40 knots. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Brazos 490, Matagorda Island 557, Tabs Buoy W, Matagorda Island 607, and Matagorda Jetty.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™