San Antonio

San Antonio Braces for Days of Rain and Thunderstorms, National Weather Service Advises Caution

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Published on November 20, 2025
San Antonio Braces for Days of Rain and Thunderstorms, National Weather Service Advises CautionSource: Unsplash/ Anil Jose Xavier

San Antonio is expected to experience showers and thunderstorms over the next several days. Today’s forecast calls for a 40% chance of rain with possible afternoon thunderstorms, a high near 83°F, and south winds with gusts up to 25 mph, according to the National Weather Service.

Tonight, there is a 50% chance of rain, with mostly cloudy skies and a low near 69°F. New rainfall could range from 0.5 to 0.75 inches, with east winds of 5–10 mph. The pattern of significant precipitation chances and overcast skies is expected to continue through the weekend into the start of next week.

The rainy pattern continues into Friday, with a 50% chance of rain and thunderstorms in the morning, decreasing slightly later. Clouds will clear partly in the afternoon, with highs around 81°F. Friday night, there is a 30% chance of showers and thunderstorms after 9 p.m., with increasing clouds and light northeast winds.

The weekend is expected to remain wet, with a 40% chance of showers on Saturday and Saturday night. Temperatures will drop to the mid-60s, with east winds gusting up to 20 mph. On Sunday, there is a 50% chance of showers and thunderstorms during the day and similar conditions Sunday night.

Looking ahead into next week, Monday carries a 60% chance of showers and possibly a thunderstorm before noon, but skies should clear towards evening with lows around 54, this break will be followed by a sunny Tuesday when San Antonio can anticipate a high near 77, and minimal cloud coverage during the night, the weather seems to stabilize by Wednesday with the forecast predicting mostly sunny conditions and a high near 73.