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

Hazardous Weather Conditions

Current conditions at

Mid Valley Airport (KTXW)

Lat: 26.18°NLon: 97.97°WElev: 70ft.

Partly Cloudy

90°F

32°C

Humidity 60%
Wind Speed S 10 G 17 mph
Barometer 29.95 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 31 Aug 10:55 am CDT
Extended Forecast for

Weslaco TX

  • Today

    Today: Sunny, with a high near 99. Heat index values as high as 106. East southeast wind 8 to 10 mph.

    High: 99 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 78. East wind 8 to 13 mph becoming light southeast after midnight. Winds could gust as high as 21 mph.

    Low: 78 °F

    Mostly Clear

  • Labor Day

    Labor Day: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light east southeast after midnight. Chance of precipitation is 50%.

    Low: 77 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 94. North wind 3 to 8 mph. Chance of precipitation is 70%.

    High: 94 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. East northeast wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Light and variable wind becoming northeast 5 to 8 mph in the morning.

    High: 96 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. East wind 5 to 8 mph becoming light and variable after midnight.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 97. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 97 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 99. Heat index values as high as 106. East southeast wind 8 to 10 mph.
Tonight
Mostly clear, with a low around 78. East wind 8 to 13 mph becoming light southeast after midnight. Winds could gust as high as 21 mph.
Labor Day
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. Calm wind becoming east 5 to 8 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light east southeast after midnight. Chance of precipitation is 50%.
Tuesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 94. North wind 3 to 8 mph. Chance of precipitation is 70%.
Tuesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. East northeast wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Light and variable wind becoming northeast 5 to 8 mph in the morning.
Wednesday Night
Mostly clear, with a low around 75. East wind 5 to 8 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 97. Calm wind becoming east 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 75. South southeast wind 5 to 10 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95. Light south southeast wind becoming east southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 76.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Weslaco TX
 26.16°N 98°W
Last Update:
11:00 am CDT Aug 31, 2025
Forecast Valid:
11am CDT Aug 31, 2025-6pm CDT Sep 6, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation