7/3/2025 9:11:00 PM until 7/4/2025 10:00:00 AM

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. Caution is urged when walking near riverbanks. Additional information is available at www.weather.gov. The next statement will be issued Friday morning at 1000 AM CDT.

The Flood Warning is extended for the following rivers in Texas... Rio Grande at Rio Grande at Johnson Ranch near Castolon, Texas affecting Brewster County. For the Rio Grande...including Rio Grande at Johnson Ranch near Castolon, Texas...Major flooding is forecast. * WHAT...Major flooding is occurring and major flooding is forecast. * WHERE...Rio Grande at Rio Grande at Johnson Ranch near Castolon, Texas. * WHEN...Until Sunday morning. * IMPACTS...At 12.0 feet (3.7 meters), the river reaches bankfull, minor lowland flooding occurs, and no significant damage is expected. At 15.0 feet (4.6 meters), 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. At 19.0 feet (5.8 meters), the river reaches major flood stage. Flooding begins to occur upstream in Cottonwood Campground at Castolon, as stages at each location are practically synonymous. Moderate lowland flooding begins at the gage site, but no damage occurs. The gage is inaccessible, as River Road is impassable at several locations. * ADDITIONAL DETAILS... - At 8:15 PM CDT Thursday the stage was 19.3 feet (5.9 meters). - Bankfull stage is 12.0 feet (3.7 meters). - Recent Activity...The maximum river stage in the 24 hours ending at 8:15 PM CDT Thursday was 19.3 feet (5.9 meters). - Forecast...The river is expected to rise to a crest of 22.3 feet (6.8 meters) tomorrow morning. It will then fall below flood stage late Sunday morning. - Flood stage is 15.0 feet (4.6 meters). - Flood History...This crest compares to a previous crest of 22.0 feet (6.7 meters) on 06/03/2019. - http://www.weather.gov/safety/flood