Elevated North America

NWS / NOAA weather: Flood Warning issued July 18 at 4:32PM CDT until July 22 at 1:00AM CDT by NWS Austin/San Antonio TX

...The Flood Warning continues for the following rivers in Texas...

Frio River Near Derby affecting Frio County.

* WHAT...Major flooding is occurring and major flooding is forecast.

* WHERE...Frio River near Derby.

* WHEN...Until early Wednesday morning.

* 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 3:30 PM CDT Saturday the stage was 20.1 feet.
- Bankfull stage is 6.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:30 PM CDT Saturday was 20.5 feet.
- Forecast...The river is expected to fall below flood stage
early Tuesday afternoon and continue falling to 1.4 feet
early Thursday afternoon.
- Flood stage is 6.0 feet.
- http://www.weather.gov/safety/flood

Severity
Severe (4/5) · CAP Severe
This month
2710th Weather alert at severity 4+ in the last 30 days
Source: NWS / NOAA weather

Understanding Global Threats

Browse All Topics & Pages

Complete sitemap with all intelligence resources

View Sitemap →

Related Preparedness Gear

Be prepared for evolving situations

Global Conflict Map

Live snapshot of conflict locations and tension zones worldwide.

Last update on: July 19, 2026

Keep Exploring