Alert USA
weather NWS severe Houston, TX; Trinity, TX September 3, 2026 at 2:48 PM

Flash Flood Warning

FFWHGX

The National Weather Service in Houston/Galveston has extended the

* Flash Flood Warning for... Northeastern Houston County in southeastern Texas... Northeastern Trinity County in southeastern Texas...

* Until 1130 AM CDT.

* At 948 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 3 and 7 inches of rain have fallen over the last 24 hours. The expected rainfall rate is 0.5 to 1.5 inches in 1 hour. Additional rai

Flooding in Houston, TX; Trinity, TX can cut off roads with little warning, damage homes near low-lying areas, and disrupt power and water service. Even a few inches of moving water can carry away a vehicle.

This report is based on information from NWS, monitored by Alert USA's verified emergency feed.

Alert USA anticipates a high chance of travel disruptions, elevated property risk in low-lying areas, and possible power outages while the event is active.

Recommended steps: avoid flooded roads — turn around, don't drown; move to higher ground if you are in a low-lying area; charge phones and prepare for power loss; check on family and neighbors.

Alert USA is tracking this flood event and will update this report as verified information becomes available.

Verified by Alert USA • NWS

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