Extended Forecast (Copyright KSAT-12 2026 - All Rights Reserved)
FORECAST HIGHLIGHTS
NEAR 90: Mostly sunny skies, hot
STICKY WEEKEND: More humidity, more clouds, continued hot
STORMS MON/TUE/WED: Isolated to scattered, severe possible
FORECAST
If you’re heading outside, don’t expect much relief until late Sunday. Remaining warm in the 90s and 80s through the next week.
If you’re heading outside, don’t expect much relief from the heat (Copyright KSAT-12 2026 - All Rights Reserved)
WEEKEND
Humidity will pour into the area starting Friday and you’ll feel the stickiness this weekend. It’ll also bring morning clouds Friday, Saturday, and Sunday. By Sunday, morning drizzle or sprinkles will be possible. The afternoon hours will bring sunshine and temperatures near 90.
Weekend Planner (Copyright KSAT-12 2026 - All Rights Reserved)
STORM CHANCES
Storms return to the forecast starting Monday. The activity will be isolated Monday, with scattered storms possible Tuesday. A small rain chance continues on Wednesday. Any one of those days, severe weather will be possible. We’ll keep you updated!
Rain chances return next week with a few being severe. (Copyright KSAT-12 2026 - All Rights Reserved)
Daily Forecast
KSAT meteorologists keep you on top of the ever-changing South Texas weather.
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.
Shelby Ebertowski joined KSAT 12 News in January 2025. She came to San Antonio from Fargo, North Dakota via the University of North Dakota, where she learned the ropes as a weekend forecaster over two years at KVLY. Her love of weather love began after experiencing Hurricane Harvey in 2017.