Severe Storms and Flooding Threat in the Central Plains; Heat Continues in the South and West

Severe thunderstorms may produce damaging winds, large hail, and numerous instances of flash/urban flooding over parts of the central Plains and lower Missouri Valley. Hazardous heat will continue in the South, Desert Southwest and the California Central Valley this weekend. Isolated dry thunderstorms may increase the risk of fire starts and spread across the Four Corners region and vicinity. Read More >

Current conditions at

Castroville Municipal Airport (KCVB)

Lat: 29.34°NLon: 98.85°WElev: 771ft.

Overcast

79°F

26°C

Humidity 89%
Wind Speed E 3 mph
Barometer 29.96 in
Dewpoint 75°F (24°C)
Visibility 9.00 mi
Heat Index83°F (28°C)
Last update 13 Jun 2:35 am CDT
Extended Forecast for

6 Miles WSW Helotes TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 74. South southeast wind around 5 mph.

    Low: 74 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 91. South southeast wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 91. Heat index values as high as 101. East southeast wind 5 to 10 mph.

    High: 91 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 74. East southeast wind 5 to 10 mph.  Chance of precipitation is 60%.

    Low: 74 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm.  High near 86. East southeast wind around 5 mph becoming northeast in the afternoon.  Chance of precipitation is 90%.

    High: 86 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 72. East northeast wind 5 to 10 mph.  Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 87. East northeast wind around 5 mph.

    High: 87 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph.

    Low: 72 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 74. South southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 91. South southeast wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Heat index values as high as 101. East southeast wind 5 to 10 mph.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 74. East southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Monday
Showers and possibly a thunderstorm. High near 86. East southeast wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 90%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. East northeast wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. East northeast wind around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph.
Wednesday
Partly sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Mostly sunny, with a high near 95.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Juneteenth
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Helotes TX
 29.54°N 98.77°W (Elev. 1050 ft)
2:46 am CDT Jun 13, 2026
2am CDT Jun 13, 2026-6pm CDT Jun 19, 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