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Cooler and breezy Sunday, then a stronger cold front arrives by midweek

A hard freeze is looking more likely by Thursday morning

The temperature roller coaster continues this week.

FORECAST HIGHLIGHTS

  • COOLER, BREEZY SUNDAY: Highs in the upper-50s with total sunshine
  • LIGHT FREEZE TONIGHT: Lows dip into the low-30s Monday morning
  • MORE TEMPERATURE SWINGS: Warm by Tuesday, a strong cold front Tuesday night
  • HARD FREEZE THURSDAY: Temperatures tumble into the 20s by Thursday morning

FORECAST

☀️ COOLER, BREEZY SUNDAY ☀️

Last night’s cold front has cleared the area, and you’ll notice it this morning!

You’ll want the jacket for any Sunday morning plans with temperatures in the 30s and 40s to start the day. Factor in a breezy north wind, and it *feels* a few degrees colder!

Winds will start to subside this afternoon as a gorgeous day takes shape. Nothing but sunshine is in the forecast with highs below average, in the upper-50s.

Sunday's forecast in San Antonio.

🥶 LIGHT FREEZE TONIGHT 🥶

As winds calm and skies stay clear tonight, temperatures will tumble quickly with a light freeze expected in many locations by Monday morning. Bring in your potted plants and make sure your pets have a warm place to sleep!

A light freeze is expected in many locations tonight.

🎢 MORE UPS AND DOWNS THIS WEEK 🎢

We’re still very much on the temperature roller coaster with more changes in store this week.

After climbing back up to 70 degrees Tuesday afternoon, another strong cold front arrives Tuesday night.

Temperatures once again tumble by Wednesday morning to near-freezing. It’ll be windy, too, with highs likely struggling to climb out of the 40s for the second half of the week.

🚨 HARD FREEZE THURSDAY MORNING 🚨

Temperatures will plummet overnight Wednesday with many areas dipping into the 20s by Thursday morning. Teens can’t be ruled out in the Hill Country.

Make sure those hard freeze preparations are once again complete and keep checking back for updates to the forecast!

7 day forecast as of 2/16/25.

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About the Authors
Mia Montgomery headshot

Meteorologist Mia Montgomery joined the KSAT Weather Authority Team in September 2022. As a Floresville native, Mia grew up in the San Antonio area and always knew that she wanted to return home. She previously worked as a meteorologist at KBTX in Bryan-College Station and is a fourth-generation Aggie.

Shelby Ebertowski headshot

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.