A cold front arrives to San Antonio around 6pm (Copyright KSAT-12 2026 - All Rights Reserved)
FORECAST HIGHLIGHTS
NEAR 90°, THEN COLD FRONT: Front arrives to SA around 6pm
GUSTY WINDS: Winds gust 30-35 mph from 7pm through 7am Saturday
MUCH COOLER, SPRINKLE: Temps in the 60s on Saturday, sprinkle possible
FORECAST
TODAY
After morning clouds cover, temperatures will spike by the afternoon. San Antonio will reach to near 90. Then, a cold front will sweep through around 6pm. Once the front arrives, expect winds to pick up out of the north. Gusts up to 30-35 mph are possible this evening and overnight. Temperatures will steadily fall, dipping into the 50s tonight.
Hot today, before a dinnertime cold front (Copyright KSAT-12 2026 - All Rights Reserved)
SATURDAY
We’ll wake up to mid-50s and mostly cloudy skies. Winds will slowly subside during the day. Clouds will stick around for a while, however, and a few sprinkles are even possible early in the day. The sun is forecast to reappear by the afternoon. Temperatures are trending cooler, only reaching the upper-60s for highs.
Highs on Saturday stay in the 60s (Copyright KSAT-12 2026 - All Rights Reserved)
BACK TO THE HEAT NEXT WEEK
Temperatures will quickly rebound, returning to the 80s by early next week. 90s are possible by mid-week. Also of note: a few small shots at rain show up Wednesday into Thursday. We’ll keep you posted.
Extended Forecast (Copyright KSAT-12 2026 - All Rights Reserved)
Daily Forecast
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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.