A Severe Flood Warning is in effect for Frio, Texas, until 21 July 2026, 23:48, as issued by the National Weather Service (NWS).
The warning affects the Frio River near Derby in Frio County. Major flooding is occurring and is forecast to continue.
This type of alert indicates that flooding is imminent or already occurring. The Frio River is expected to rise to a crest of 21.8 feet this afternoon. It will then fall below flood stage late Tuesday morning.
For safety, contact emergency services at 911 if needed. Follow guidance from the NWS and local authorities. Avoid driving through flooded areas and do not attempt to cross flowing streams, even small ones. Find alternative routes over higher ground if necessary. Additional information is available at www.weather.gov/safety/flood.
