Flooding and torrential rains will continue to be an issue
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FLOOD RISK CONTINUES: Rain resumes tonight, Wednesday, and Thursday. Flooding likely in spots
BY THURSDAY AFTERNOON: Rain ends for San Antonio, flood risk continues west
WEEKEND: Quiet and warm
FORECAST
TUESDAY’S RAINFALL TOTALS ALONG HWY 90
Bullseyes of 10″+ have already fallen near Knippa and Sabinal (Copyright 2026 by KSAT – All rights reserved.)
TONIGHT & WEDNESDAY
More rounds of heavy rain are expected tonight into Wednesday. The most likely areas to see flooding will be those along Highway 90, mainly west of San Antonio and north into the Hill Country. A Flash Flood Watch remains in effect through Thursday.
Highest flood risk from additional rain expected tonight, Wednesday, and Thursday (Copyright 2026 by KSAT – All rights reserved.)
THURSDAY AND BEYOND
The heaviest rainfall will slowly shift west toward the Rio Grande on Thursday. By Friday and into the weekend, rain chances will decrease, while temperatures warm.
Rain chances drop by Friday, then the weekend looks dry and warmer. (Copyright 2024 by KSAT – All rights reserved.)Daily Forecast
KSAT meteorologists keep you on top of the ever-changing South Texas weather.
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Copyright 2026 by KSAT – All rights reserved.
About the AuthorsSarah Spivey headshotSarah Spivey
Sarah Spivey is a San Antonio native who grew up watching KSAT. She has been a proud member of the KSAT Weather Authority Team since 2017.
Sarah is a Clark High School and Texas A&M University graduate. She previously worked at KTEN News.
When Sarah is not busy forecasting, she enjoys hanging out with her husband and cat, and playing music.
Justin Horne headshotJustin Horne
Justin Horne is a meteorologist and reporter for KSAT 12 News. When severe weather rolls through, Justin will hop in the KSAT 12 Storm Chaser to safely bring you the latest weather conditions from across South Texas. On top of delivering an accurate forecast, Justin often reports on one of his favorite topics: Texas history.