Texas Severe Flood Warning | Effective 07/17/2026 07:56

Headline: 
Flood Warning issued July 17 at 9:56AM CDT until July 19 at 11:50PM CDT by NWS Austin/San Antonio TX
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
July 17, 2026 - 7:56am
Expires: 
July 18, 2026 - 2:00am
Description: 
...Forecast flooding changed from Moderate to Major severity and increased in duration for the following rivers in Texas... Frio River Near Derby affecting Frio County. Frio River Below Dry Frio affecting Uvalde County. * WHAT...Moderate flooding is occurring and major flooding is forecast. * WHERE...Frio River near Derby. * WHEN...Until late Sunday evening. * IMPACTS...At 17.0 feet, Major flooding reaches lowest homes and businesses downstream in Tilden. Hundreds of livestock are trapped and potentially drowned in low areas of the flood plain near Derby to Choke Canyon Reservoir. Major flooding of crop and pasture land near the river inundates oil well pump jacks and irrigation pumps. * ADDITIONAL DETAILS... - At 9:30 AM CDT Friday the stage was 12.0 feet. - Bankfull stage is 6.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:30 AM CDT Friday was 12.0 feet. - Forecast...The river is expected to rise to a crest of 21.0 feet just after midnight tonight. It will then fall below flood stage late Sunday morning. - Flood stage is 6.0 feet. - Flood History...This crest compares to a previous crest of 21.8 feet on 06/24/1997. - http://www.weather.gov/safety/flood
Instruction: 
Caution is urged when walking near riverbanks. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued late tonight by 400 AM CDT.
Area Description: 
Frio, TX
Forcast Office: 
NWS Austin/San Antonio TX