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TONIGHT: Areas of heavy rain are possible

A gradual warmup after today with small rain chances

WATCH LIVE RADAR IN VIDEO ABOVE

FORECAST HIGHLIGHTS

  • FLASH FLOOD WARNING: NE Bexar County, Comal, and Guadalupe Counties could see road flooding through 9 pm -- especially around construction zones. Please use caution. See live radar above.
    • RIVER PARADE: Canceled due to heavy rain in NE San Antonio
  • TONIGHT: Heavier rain possible. Watching for additional flooding
  • LINGERING RAIN TUESDAY: Especially Tuesday morning
  • REST OF WEEK: Warming trend, isolated storms

FORECAST

Here's how much rain has fallen in and around Bexar County (Copyright 2026 by KSAT - All rights reserved.)

We have had an abundance of rain today, especially on the northeast side of San Antonio and near New Braunfels and Seguin. In some cases, 3-6″ of rain has fallen. This has resulted in flooding in construction zones and near creeks. A Flash Flood Warning continues for northeast Bexar County, Comal, and Guadalupe Counties until 9 p.m..

TONIGHT

Rain will continue in waves overnight, There still could be some pockets of heavy rain with lightning, leading to localized flooding. We’ll keep you posted!

TUESDAY

Lingering rain is likely, especially in the morning. If you are headed to NIOSA on Tuesday night, rain should be winding down. Highs on Tuesday will reach the upper-60s.

REST OF THE WEEK

Temperatures will return to more spring-like numbers. In fact, by Friday, we’ll be back near 90 for a high. While the pattern doesn’t show high odds for rain, we will see isolated storms each and every day. Should a storm develop Wednesday through the weekend, severe weather can’t be ruled out.

The latest forecast from Your Weather Authority (Copyright 2026 by KSAT - All rights reserved.)

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