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.

Overcast

60°F

16°C

Humidity 72%
Wind Speed NE 8 mph
Barometer 29.98 in (1014.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 6 May 11:51 am CDT
Extended Forecast for

Mertzon TX

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. North northeast wind 5 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. East northeast wind around 10 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 71. Northeast wind 10 to 15 mph.

    High: 71 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. South southeast wind 5 to 10 mph.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 81. South wind 5 to 10 mph.

    High: 81 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 61. South southeast wind 5 to 10 mph.

    Low: 61 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Clear, with a low around 65. South wind 5 to 10 mph.

    Low: 65 °F

    Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 90. South southwest wind around 10 mph becoming northeast in the morning.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. North northeast wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 54. East northeast wind around 10 mph.
Thursday
Mostly cloudy, with a high near 71. Northeast wind 10 to 15 mph.
Thursday Night
Mostly cloudy, with a low around 57. South southeast wind 5 to 10 mph.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 81. South wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 61. South southeast wind 5 to 10 mph.
Saturday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
Clear, with a low around 65. South wind 5 to 10 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 90. South southwest wind around 10 mph becoming northeast in the morning.
Sunday Night
Mostly clear, with a low around 61. East northeast wind 5 to 10 mph.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Mostly sunny, with a high near 91. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mertzon TX
 31.26°N 100.82°W (Elev. 2274 ft)
Last Update:
10:21 am CDT May 6, 2026
Forecast Valid:
12pm CDT May 6, 2026-6pm CDT May 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation