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.

Partly Cloudy and Breezy

83°F

28°C

Humidity 61%
Wind Speed S 25 G 32 mph
Barometer 29.91 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 24 Nov 9:55 am CST
Extended Forecast for

Mercedes TX

  • Today

    Today: Sunny, with a high near 90. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 34 mph.

    High: 90 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 70. South wind 6 to 14 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. South wind 5 to 8 mph becoming east in the afternoon.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 68. East wind 5 to 9 mph.

    Low: 68 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 77. North northeast wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. North wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 79. North wind around 10 mph becoming east northeast in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. East northeast wind 6 to 9 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 81. Southeast wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 81 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 90. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 34 mph.
Tonight
Mostly clear, with a low around 70. South wind 6 to 14 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 90. South wind 5 to 8 mph becoming east in the afternoon.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 68. East wind 5 to 9 mph.
Wednesday
A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 77. North northeast wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 58. North wind 9 to 11 mph, with gusts as high as 21 mph.
Thanksgiving Day
Mostly sunny, with a high near 79. North wind around 10 mph becoming east northeast in the afternoon.
Thursday Night
Partly cloudy, with a low around 62. East northeast wind 6 to 9 mph.
Friday
Partly sunny, with a high near 81. Southeast wind 6 to 14 mph, with gusts as high as 23 mph.
Friday Night
Mostly cloudy, with a low around 68. Southeast wind around 11 mph, with gusts as high as 22 mph.
Saturday
Partly sunny, with a high near 85. South southeast wind 10 to 16 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 69.
Sunday
Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mercedes TX
 26.14°N 97.93°W
Last Update:
10:00 am CST Nov 24, 2025
Forecast Valid:
10am CST Nov 24, 2025-6pm CST Nov 30, 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