Severe Thunderstorms in the Southern Plains; Heavy to Excessive Rainfall in South Central Texas

Widespread rain may produce flash flooding across the Southern Plains into the Ozarks today. Numerous instances of flash flooding are expected in south-central Texas, including the Hill Country. There will also be a risk of isolated severe thunderstorms across the southern Plains today, where an instance or two of severe wind, hail, or a brief tornado may occur. Read More >

Current conditions at

San Antonio Boerne Stage Field (K5C1)

Lat: 29.72°NLon: 98.69°WElev: 1385ft.

Mostly Cloudy

79°F

26°C

Humidity 54%
Wind Speed S 8 G 17 mph
Barometer 29.90 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 20 Nov 2:35 pm CST
Extended Forecast for

Helotes TX

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm.  Partly sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Southeast wind around 5 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 3pm.  Cloudy, then gradually becoming mostly sunny, with a high near 80. West southwest wind around 5 mph becoming east northeast in the afternoon.  Chance of precipitation is 40%.

    High: 80 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, with thunderstorms also possible after 3am.  Partly cloudy, with a low around 62. Calm wind becoming north northeast around 5 mph after midnight.  Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Partly sunny, with a high near 76. East northeast wind 5 to 10 mph.  Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 62. East northeast wind 5 to 10 mph.

    Low: 62 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon.  Cloudy, with a high near 75. Southeast wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 50%.

    High: 75 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms.  Cloudy, with a low around 63. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Chance
    T-storms

  • Monday

    Monday: Showers likely and possibly a thunderstorm before noon, then a chance of showers.  Partly sunny, with a high near 77. South wind 5 to 10 mph becoming northwest in the afternoon.  Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. West southwest wind around 5 mph becoming east northeast in the afternoon. Chance of precipitation is 40%.
Friday Night
A chance of showers, with thunderstorms also possible after 3am. Partly cloudy, with a low around 62. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 76. East northeast wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 62. East northeast wind 5 to 10 mph.
Sunday
A chance of showers, with thunderstorms also possible after noon. Cloudy, with a high near 75. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Cloudy, with a low around 63. Southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Showers likely and possibly a thunderstorm before noon, then a chance of showers. Partly sunny, with a high near 77. South wind 5 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 70%.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Helotes TX
 29.55°N 98.69°W (Elev. 988 ft)
12:54 pm CST Nov 20, 2025
2pm CST Nov 20, 2025-6pm CST Nov 26, 2025
 
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