Areas of Excessive Rainfall and Severe Thunderstorms; Fire Weather Concerns in the Northern Plains and Four Corners Region

Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Thunderstorm Light Rain

66°F

19°C

Humidity 84%
Wind Speed NE 13 mph
Barometer 29.80 in (1007.5 mb)
Dewpoint 61°F (16°C)
Visibility 8.00 mi
Last update 26 May 10:51 pm CDT
Extended Forecast for

2 Miles ESE San Antonio TX

Severe T-storm Watch until May 27, 06:00am
Flood Watch May 26, 11:03pm until May 27, 08:00am
Flood Advisory until May 27, 12:45am
Flash Flood Warning until May 27, 01:15am
Click here for hazard details and duration
Severe T-storm Watch
Flood Watch
Flood Advisory
Flash Flood Warning
  •  
    Severe T-storm Watch until May 27, 06:00am
    Flood Watch May 26, 11:03pm until May 27, 08:00am
    Flood Advisory until May 27, 12:45am
    Flash Flood Warning until May 27, 01:15am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 71 °F

    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms after 7am.  Partly sunny, with a high near 84. Southeast wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 71. East wind 5 to 10 mph becoming light  in the evening.

    Low: 71 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 88. East wind around 5 mph.

    High: 88 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74. East wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 74. Southeast wind around 5 mph.

    Low: 74 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 89. South wind around 5 mph.

    High: 89 °F

    Partly Sunny

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Low around 71. East northeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms after 7am. Partly sunny, with a high near 84. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 71. East wind 5 to 10 mph becoming light in the evening.
Thursday
Partly sunny, with a high near 88. East wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 74. East wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 90. Calm wind becoming south southeast around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. Southeast wind around 5 mph.
Saturday
Partly sunny, with a high near 89. South wind around 5 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. South southeast wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
9:46 pm CDT May 26, 2026
11pm CDT May 26, 2026-6pm CDT Jun 2, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database