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

94°F

34°C

Humidity 48%
Wind Speed E 9 mph
Barometer 30.02 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 5 Aug 5:15 pm CDT
Extended Forecast for

Weslaco TX

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 93. East wind around 10 mph.

    High: 93 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. East southeast wind 5 to 10 mph becoming light southeast after midnight.

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 1pm and 3pm. Sunny, with a high near 99. Heat index values as high as 105. Light east southeast wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Light southeast wind increasing to 5 to 10 mph in the morning.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 77. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 77 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 100. South southeast wind 6 to 11 mph.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 77. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.

    Low: 77 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 99. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 99 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 93. East wind around 10 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. East southeast wind 5 to 10 mph becoming light southeast after midnight.
Wednesday
A slight chance of showers and thunderstorms between 1pm and 3pm. Sunny, with a high near 99. Heat index values as high as 105. Light east southeast wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 78. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Thursday
Sunny and hot, with a high near 100. Light southeast wind increasing to 5 to 10 mph in the morning.
Thursday Night
Clear, with a low around 77. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Friday
Sunny and hot, with a high near 100. South southeast wind 6 to 11 mph.
Friday Night
Clear, with a low around 77. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 99. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 77. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 99. Southeast wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny, with a high near 98.
Monday Night
Mostly clear, with a low around 78.
Tuesday
Sunny, with a high near 98.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Weslaco TX
 26.18°N 97.98°W
Last Update:
5:18 pm CDT Aug 5, 2025
Forecast Valid:
5pm CDT Aug 5, 2025-6pm CDT Aug 12, 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