National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Cotulla, Cotulla-La Salle County Airport (KCOT)

Lat: 28.46°NLon: 99.22°WElev: 476ft.

Fair

80°F

27°C

Humidity 82%
Wind Speed S 7 mph
Barometer 29.86 in (1010.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 22 Sep 1:53 am CDT
Extended Forecast for

Big Wells TX

  • Overnight

    Overnight: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Heat index values as high as 106. Southeast wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Heat index values as high as 107. South southeast wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 4pm. Sunny and hot, with a high near 99. Southeast wind around 5 mph. Chance of precipitation is 40%.

    High: 99 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. East northeast wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 73 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 89. North northeast wind 5 to 10 mph.

    High: 89 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69. Northeast wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.
Monday
Sunny and hot, with a high near 99. Heat index values as high as 106. Southeast wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 76. Southeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny and hot, with a high near 100. Heat index values as high as 107. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 77. Southeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 4pm. Sunny and hot, with a high near 99. Southeast wind around 5 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. East northeast wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 89. North northeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 69. Northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 70.
Saturday
Sunny, with a high near 95.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Big Wells TX
 28.59°N 99.57°W (Elev. 535 ft)
Last Update:
1:44 am CDT Sep 22, 2025
Forecast Valid:
2am CDT Sep 22, 2025-6pm CDT Sep 28, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation