A gradual warm-up after today, with small rain chances
Texas Cavaliers River Parade forecast (Copyright KSAT-12 2026 – All Rights Reserved)FORECAST HIGHLIGHTS
SHOWERS TODAY: Off & on light rain, few rumbles of thunder
LINGERING RAIN TUESDAY: Lower rain chances
REST OF WEEK: Warming trend, isolated storms
FORECAST
TODAY
After a cool, damp weekend, we’ll see a similar day today. Showers will be off and on, and generally light. That said, a few rumbles of thunder, at times, is possible. Thanks to clouds and rain, temperatures will only reach the low-60s.
TEXAS CAVALIERS RIVER PARADE
Rain chance: 70%
Generally off & on showers, a few rumbles of thunder
Temperatures near 60°
TUESDAY
Lingering rain is possible, with chances falling to 40%. If you are headed to NIOSA on Tuesday night, rain should be winding down. Highs on Tuesday will reach the upper-60s.
Rain chances this week (Copyright KSAT-12 2026 – All Rights Reserved)
REST OF THE WEEK
Temperatures will return to more spring-like numbers. In fact, by Friday, we’ll be back near 90 for a high. While the pattern doesn’t show high odds for rain, we will see isolated storms each and every day. Should a storm develop Wednesday through the weekend, severe weather can’t be ruled out.
Extended Forecast (Copyright KSAT-12 2026 – All Rights Reserved)Daily Forecast
KSAT meteorologists keep you on top of the ever-changing South Texas weather.
QUICK WEATHER LINKS
Copyright 2026 by KSAT – All rights reserved.
About the AuthorJustin 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.
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