The next 5 days in San Antonio (Copyright 2026 by KSAT - All rights reserved.)
FORECAST HIGHLIGHTS
FRIDAY: Chilly start, warm afternoon
SATURDAY: Morning fog, Afternoon warmth 80
SUNDAY: Near-record heat. 90s
STRONG COLD FRONT SUNDAY EVENING: 50 degree drop in temps, very windy
FORECAST
CHILLY FRIDAY MORNING
Tomorrow will start chilly with a sunny and comfortable afternoon (Copyright 2026 by KSAT - All rights reserved.)
With clear skies, dry air, and light winds, temperatures will crater tonight. Lows in the low-40s are forecast for San Antonio, while some spots in the Hill Country could drop into the 30s.
WARM WEEKEND
This weekend will be warm with record heat possible Sunday (Copyright 2026 by KSAT - All rights reserved.)
Temperatures will rise quickly this weekend. Low-80s are forecast for Saturday and we’ll be near 90 on Sunday afternoon. But, don’t get used to the warmth...
STRONG COLD FRONT SUNDAY EVENING
A strong, March front will sweep through late Sunday. North winds will gust as high as 40-45 mph Sunday night. Meantime, temperatures will fall into the 40s by Monday morning, with wind chills in the 30s. Highs on Monday will only be around 60. Then, Tuesday morning, San Antonio could slip into the upper-30s. At this time, a freeze is NOT expected in the metro, but some spots outside of San Antonio may get close.
The latest forecast from Your Weather Authority (Copyright 2026 by KSAT - All rights reserved.)
Daily Forecast
KSAT meteorologists keep you on top of the ever-changing South Texas weather.
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 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.