| Event | Flood Warning |
| Severity | Severe |
| Urgency | Expected |
| Certainty | Likely |
| Area | Brewster, TX |
| Effective | 7/20/2026, 9:39:00 PM CDT |
| Expires | 7/21/2026, 9:45:00 AM CDT |
Flood Warning issued July 20 at 9:39PM CDT until July 21 at 10:00AM CDT by NWS Midland/Odessa TX
Details
…The National Weather Service in Midland/Odessa has issued a Flood
Warning for the following rivers in Texas…
Rio Grande at Johnson Ranch near Castolon, Texas affecting Brewster
County.
For the Rio Grande…at Johnson Ranch near Castolon, Texas…minor
flooding is forecast.
* WHAT…Minor flooding is forecast.
* WHERE…Rio Grande at Johnson Ranch near Castolon, Texas.
* WHEN…Until Tuesday morning.
* IMPACTS…At 12.0 feet, the river reaches bankfull, minor lowland
flooding occurs, and no significant damage is expected. At 15.0
feet, flood stage is reached. Moderate lowland flooding begins.
Roads that lead to Cottonwood Campground and River Road may flood.
Stages are practically synonymous with the gage at Cottonwood
Campground at Castolon (CSTT2), and therefore represent the reach
from Santa Elena Canyon through Cottonwood Campground, where damage
may occur. Cattle also graze in the lowlands, and may be
threatened.
* ADDITIONAL DETAILS…
– At 915 PM CDT Monday the stage was 14.9 feet (4.5 meters).
– Bankfull stage is 12.0 feet (3.7 meters).
– Forecast…The river is expected to rise above flood stage late
this evening to a crest of 15.8 feet (4.8 meters) just after
midnight tonight. It will then fall below flood stage by early
Tuesday morning.
– Flood stage is 15.0 feet (4.6 meters).
– http://www.weather.gov/safety/flood
Instructions
Caution is urged when walking near riverbanks.
This warning will be in effect until the river falls below its flood
stage.
Additional information is available at www.weather.gov/maf.
The next statement will be issued Tuesday morning at 945 AM CDT.
This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.
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