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.

Fog/Mist

64°F

18°C

Humidity 96%
Wind Speed Calm
Barometer 29.95 in (1012.1 mb)
Dewpoint 63°F (17°C)
Visibility 6.00 mi
Last update 16 Apr 5:51 am CDT
Extended Forecast for

Big Lake TX

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 85. South wind 5 to 15 mph.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 65. South wind around 15 mph.

    Low: 65 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 88. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 52. South wind 15 to 20 mph becoming northeast 10 to 15 mph after midnight. Winds could gust as high as 25 mph.

    Low: 52 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 68. Northeast wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 68 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 85. South wind 5 to 15 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 65. South wind around 15 mph.
Friday
Mostly sunny, with a high near 88. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 52. South wind 15 to 20 mph becoming northeast 10 to 15 mph after midnight. Winds could gust as high as 25 mph.
Saturday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 68. Northeast wind 15 to 25 mph, with gusts as high as 35 mph.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 64.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
Monday
A chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 63.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 76.
Tuesday Night
Mostly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Big Lake TX
 31.21°N 101.48°W (Elev. 2697 ft)
Last Update:
6:06 am CDT Apr 16, 2026
Forecast Valid:
6am CDT Apr 16, 2026-6pm CDT Apr 22, 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