Severe Tropical Storm Warning | Effective 06/17/2026 09:44

Headline: 
Tropical Storm Warning issued June 17 at 11:44AM CDT by NWS Houston/Galveston TX
Event: 
Tropical Storm Warning
Urgency: 
Immediate
Effective: 
June 17, 2026 - 9:44am
Expires: 
June 17, 2026 - 9:45pm
Description: 
* WHAT...South winds 35 to 45 knots with gusts to 60 knots this afternoon becoming southwest and decreasing to 20 to 30 knots by this evening. Seas 5 to 9 ft, subsiding to 4 to 7 ft tonight. * WHERE...Coastal waters from High Island to Freeport TX out 20 NM, Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM and Waters from High Island to Freeport TX from 20 to 60 NM. * WHEN...This afternoon and evening. * IMPACTS...Tropical storm force winds and hazardous seas will capsize or damage vessels and reduce visibility.
Instruction: 
Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.
Area Description: 
Coastal waters from High Island to Freeport TX out 20 NM; Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM; Waters from High Island to Freeport TX from 20 to 60 NM
Forcast Office: 
NWS Houston/Galveston TX
Sender: 
w-nws.webmaster@noaa.gov