San Antonio

San Antonio Braces for Mixed Weather and Potential Weekend Storms Ahead

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Published on October 20, 2025
San Antonio Braces for Mixed Weather and Potential Weekend Storms AheadSource: Google Street View

San Antonio's weather pattern this week is giving residents a mix of sun and potential storms, according to the latest forecasts. The National Weather Service predicts mostly sunny skies today, with a high approaching the mid-90s and some breeziness as south-southwest winds could reach up to 25 mph. As the evening approaches, cloud cover will increase and temperatures will drop to a comfortable low around 71.

A transition is in sight for Tuesday, as the morning clouds gradually give way to clearer skies and a cooler high of 88 degrees, the winds, however, are expected to shift becoming north-northeast and gusting up to 20 mph making it a day of variable conditions. Come nightfall, the skies will mostly clear, and with that clarity in the sky, a low around 66 degrees will usher in, with the north-northeast wind persisting though slightly diminishing in power.

By Wednesday, San Antonians can expect a mostly sunny day with the mercury set to peak at 87 degrees, while a light northeast wind turns east-southeast in the afternoon, reassuring those looking for a consistent pattern in the week. As the sun sets, expect the night to be partly cloudy with a steady low again at 66 degrees, the southeast wind's soft whisper a constant companion.

The pattern of sun and warmth continues into Thursday, with another mostly sunny day forecast and temperatures tipping to around 90 degrees, the south-southeast wind will be blowing gently at 5 to 10 mph, though it could occasionally show its might with gusts as high as 20 mph. As night falls, partly cloudy conditions are expected, the low settling around 69 degrees while the wind maintains its gusto with potential for 20 mph gusts.

Arriving at Friday, there's a notable shift, as chances of rain enter the frame, a slight chance of showers before 1pm is in the cards, followed by a higher chance of showers and thunderstorms after, the skies will be partly sunny throughout though, and temperatures will still hit near the 90-degree mark, South winds persisting in their 5 to 10 mph range, gusting at times up to 25 mph. By nighttime, the odds of rain and thunderstorms increases to 50 percent, with cloudiness creeping in, setting a low around 68 degrees.

Heading into the weekend, Saturday holds a 30 percent chance of showers under mostly sunny skies and a high of around 85 degrees, the night should be mostly clear with a low about 65. Sunday continues the trend of clear skies and sun, with a high near 88 to round out the week.