Overview
- The National Weather Service, which issued the warning Monday afternoon, kept it active into the evening for northern and eastern San Antonio and the I‑35 corridor to New Braunfels.
- Forecasters reported 1 to 3 inches already in the warned area with another 1 to 2 inches possible over the next few hours.
- High water covered both directions of Loop 1604 at Hardy Oak Boulevard, and traffic cameras showed water reaching the windows of a car that tried to pass.
- At least ten San Antonio roads were closed due to high water, with barricades posted and Hollywood Park shutting the 200 block of Yosemite Drive.
- Officials pushed emergency phone alerts warning of a life‑threatening situation and urged people not to travel, and Fiesta canceled Air Force & Space Force Day while other events proceeded under close watch.