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

95°F

35°C

Humidity 40%
Wind Speed N 12 mph
Barometer 29.92 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 3 Sep 1:35 pm CDT
Extended Forecast for

Weslaco TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 99. North northeast wind 7 to 9 mph.

    High: 99 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 77. East wind 5 to 10 mph becoming south after midnight.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 101. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 101 °F

    Hot

  • Thursday Night

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

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 99. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 99 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 78. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.

    Low: 78 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 99. South southeast wind 6 to 10 mph. Chance of precipitation is 40%.

    High: 99 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 79. East southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 79 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 97. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 97 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 99. North northeast wind 7 to 9 mph.
Tonight
Mostly clear, with a low around 77. East wind 5 to 10 mph becoming south after midnight.
Thursday
Mostly sunny and hot, with a high near 101. Calm wind becoming east 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 77. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 99. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 78. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 99. South southeast wind 6 to 10 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 79. East southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 97. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 77. East southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 92. East northeast wind 5 to 8 mph. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Tuesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 93. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Weslaco TX
 26.16°N 97.98°W
Last Update:
1:45 pm CDT Sep 3, 2025
Forecast Valid:
1pm CDT Sep 3, 2025-6pm CDT Sep 9, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation