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

Mid Valley Airport (KTXW)

Lat: 26.18°NLon: 97.97°WElev: 70ft.

Fair

90°F

32°C

Humidity 47%
Wind Speed E 14 G 20 mph
Barometer 29.95 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 3 Oct 5:15 pm CDT
Extended Forecast for

4 Miles SE Mercedes TX

  • Tonight

    Tonight: Mostly clear, with a low around 72. East northeast wind 6 to 11 mph becoming light and variable.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly sunny, with a high near 92. North northwest wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 92 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 72. Northeast wind 5 to 10 mph becoming light and variable in the evening.

    Low: 72 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. East wind 5 to 10 mph becoming light southeast after midnight.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after 1pm. Sunny, with a high near 94. Light east southeast wind becoming east 5 to 9 mph in the morning.

    High: 94 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. East wind 5 to 10 mph becoming light east southeast after midnight.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. East northeast wind 5 to 10 mph.

    High: 93 °F

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. East wind 5 to 10 mph becoming light east northeast.

    Low: 74 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 72. East northeast wind 6 to 11 mph becoming light and variable.
Saturday
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly sunny, with a high near 92. North northwest wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 72. Northeast wind 5 to 10 mph becoming light and variable in the evening.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 74. East wind 5 to 10 mph becoming light southeast after midnight.
Monday
A 20 percent chance of showers after 1pm. Sunny, with a high near 94. Light east southeast wind becoming east 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 74. East wind 5 to 10 mph becoming light east southeast after midnight.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. East northeast wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. East wind 5 to 10 mph becoming light east northeast.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. North northeast wind 6 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A 20 percent chance of showers. Mostly clear, with a low around 74. East northeast wind 5 to 10 mph becoming north after midnight.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Thursday Night
A 20 percent chance of showers. Mostly clear, with a low around 73.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Mercedes TX
 26.09°N 97.87°W
Last Update:
5:18 pm CDT Oct 3, 2025
Forecast Valid:
5pm CDT Oct 3, 2025-6pm CDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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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