Showers and Thunderstorms from the Southern Plains into the Mid-Mississippi Valley; Record Warmth in the Plains and Midwest

Heavy rain and widely scattered severe storms capable of large hail, damaging winds, and possibly a tornado are expected over portions of the central and southern Plains into the Lower Missouri Valley. Unseasonable warmth will continue for a few more days across the Midwest and Southeast where several daily record highs could fall. Read More >

Current conditions at

San Angelo, Mathis Field (KSJT)

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

Fair

81°F

27°C

Humidity 62%
Wind Speed S 3 mph
Barometer 29.93 in (1011.0 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 13 Oct 9:51 pm CDT
Extended Forecast for

Mertzon TX

  • Tonight

    Tonight: Increasing clouds, with a low around 71. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 91. South wind around 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Increasing clouds, with a low around 68. South wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm.  High near 85. South wind around 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 85 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 52. Breezy, with a north northeast wind 10 to 20 mph.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 52 °F

    Showers and
    Breezy

  • Friday

    Friday: A 30 percent chance of showers before 1pm.  Mostly cloudy, with a high near 63. Windy, with a north northeast wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 63 °F

    Chance
    Showers and
    Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. Breezy, with a north northeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 43 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 64. North northeast wind 5 to 10 mph.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. Northeast wind around 5 mph becoming calm.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 71. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 91. South wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 68. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 85. South wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and possibly a thunderstorm. Low around 52. Breezy, with a north northeast wind 10 to 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Friday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 63. Windy, with a north northeast wind 20 to 25 mph, with gusts as high as 35 mph.
Friday Night
Mostly cloudy, with a low around 43. Breezy, with a north northeast wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Partly sunny, with a high near 64. North northeast wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 45. Northeast wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 74. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Mertzon TX
 31.28°N 100.82°W (Elev. 2201 ft)
3:16 pm CDT Oct 13, 2026
10pm CDT Oct 13, 2026-6pm CDT Oct 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database