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

San Angelo, Mathis Field (KSJT)

Lat: 31.35°NLon: 100.49°WElev: 1916ft.

Fair

63°F

17°C

Humidity 81%
Wind Speed S 10 G 20 mph
Barometer 30.08 in (1016.8 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 10 Apr 4:51 am CDT
Extended Forecast for

Big Lake TX

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 79. South wind around 15 mph.

    High: 79 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 62. Southeast wind 10 to 15 mph.

    Low: 62 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Some of the storms could be severe. Mostly cloudy, with a high near 75. South wind 15 to 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Severe
    Thunderstorms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Some of the storms could be severe. Low around 60. South wind 10 to 15 mph. Chance of precipitation is 80%.

    Low: 60 °F

    Severe
    Thunderstorms

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 7am. Some of the storms could be severe. Mostly sunny, with a high near 81. South wind around 15 mph. Chance of precipitation is 40%.

    High: 81 °F

    Severe
    Thunderstorms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Some of the storms could be severe. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Severe
    Thunderstorms
    then Slight
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83.

    High: 83 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 79. South wind around 15 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 62. Southeast wind 10 to 15 mph.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Some of the storms could be severe. Mostly cloudy, with a high near 75. South wind 15 to 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Some of the storms could be severe. Low around 60. South wind 10 to 15 mph. Chance of precipitation is 80%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 7am. Some of the storms could be severe. Mostly sunny, with a high near 81. South wind around 15 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Some of the storms could be severe. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 82.
Monday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63.
Tuesday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83.
Tuesday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 60.
Wednesday
A chance of showers. Partly sunny, with a high near 79.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Big Lake TX
 31.19°N 101.45°W (Elev. 2677 ft)
Last Update:
1:36 am CDT Apr 10, 2026
Forecast Valid:
5am CDT Apr 10, 2026-6pm CDT Apr 16, 2026
 
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