Increasing Humidity and Rain Chances Ahead for San Antonio

Isolated showers on Thursday, more widespread rain on Friday, and the potential for severe storms this weekend

Apr. 8, 2026 at 10:24am

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The San Antonio area is set to experience increasing humidity and rain chances over the next several days, with isolated showers on Thursday, more widespread rain on Friday, and the potential for severe storms on Sunday. Temperatures will remain near 80 degrees, and the region will see a shift to warmer mornings as the week progresses.

Why it matters

Tracking the changing weather patterns is crucial for residents of San Antonio, as the region can experience a variety of severe weather conditions, from heavy rainfall to thunderstorms. Providing timely and accurate forecasts helps the community prepare and stay safe.

The details

The forecast calls for partly cloudy skies on Wednesday, with temperatures reaching near 80 degrees. Humidity will increase throughout the day, setting the stage for rain chances on Thursday and Friday. On Thursday, isolated showers are expected, with the possibility of storms developing in Mexico and crossing into Texas overnight. Friday will see more widespread showers and storms, with the potential for spotty downpours. The weekend will bring the risk of stronger storms, with the best chances for severe weather on Sunday, particularly in the areas north of San Antonio.

  • Today marks the last 'cool' morning for a while, with temperatures beginning in the 50s and reaching near 80 degrees.
  • On Thursday, isolated showers are expected, with the possibility of storms developing in Mexico and crossing into Texas overnight.
  • On Friday, showers and storms will become more widespread, with the potential for spotty downpours.
  • On Saturday, much of the storm activity will be across West Texas, with the possibility of storms making a run for the San Antonio area Saturday night.
  • On Sunday, isolated storms are possible during the afternoon hours, with the best odds for severe storms north of San Antonio.

The players

KSAT-12

The local television news station that provided the weather forecast information and graphics used in the article.

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What’s next

Residents should continue to monitor the forecast and be prepared for the potential of severe weather, especially on Sunday. It's important to stay informed and have a plan in place to stay safe in the event of strong storms.

The takeaway

The changing weather patterns in the San Antonio area highlight the importance of staying up-to-date on the latest forecasts and being prepared for a variety of weather conditions. By staying informed and taking necessary precautions, residents can help ensure their safety and well-being during periods of severe weather.