First published Oct 30, 2026, 11:14:16 PM UTC · Last updated Oct 30, 2026, 11:14:16 PM UTC

Coastal and marine hazards

Special Marine Warning — NWS Houston/Galveston TX

Original source title

Special Marine Warning issued October 30 at 5:17PM CDT until October 30 at 6:15PM CDT by NWS Houston/Galveston TX

Reported by U.S. National Weather Service Alerts NWS

The National Weather Service issued a Special Marine Warning for Galveston Bay and named Texas coastal waters until 6:15 p.m. CDT on October 30, 2026. Radar indicated offshore thunderstorms producing strong wind gusts and brief waterspouts; the warning cited possible hazards to boats and locally higher waves.

At a glance

Affected location: Galveston Bay and adjacent Texas coastal waters

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Why it matters

The warning called for immediate attention from people on boats in the affected waters.

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 7/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 2/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 3/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 8/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

U.S. National Weather Service Alerts NWS Special Marine Warning issued October 30 at 5:17PM CDT until October 30 at 6:15PM CDT by NWS Houston/Galveston TX

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