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

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Fair

85°F

29°C

Humidity 77%
Wind Speed SE 14 mph
Barometer 29.92 in (1013.0 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 4 Aug 9:52 pm CDT
Extended Forecast for

Palm Valley TX

  • Tonight

    Tonight: Increasing clouds, with a low around 79. Southeast wind 9 to 13 mph, with gusts as high as 25 mph.

    Low: 79 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 99. Heat index values as high as 110. South southeast wind 9 to 15 mph, with gusts as high as 24 mph.

    High: 99 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. Southeast wind 7 to 15 mph, with gusts as high as 24 mph.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 99. Heat index values as high as 110. South southeast wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Clear, with a low around 78. Southeast wind 6 to 15 mph, with gusts as high as 24 mph.

    Low: 78 °F

    Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. Southeast wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. East southeast wind 9 to 14 mph becoming light southeast after midnight. Winds could gust as high as 22 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. Light east southeast wind becoming east 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. East wind 8 to 13 mph becoming light south southeast after midnight. Winds could gust as high as 22 mph.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 79. Southeast wind 9 to 13 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 99. Heat index values as high as 110. South southeast wind 9 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 79. Southeast wind 7 to 15 mph, with gusts as high as 24 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 99. Heat index values as high as 110. South southeast wind 7 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Clear, with a low around 78. Southeast wind 6 to 15 mph, with gusts as high as 24 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. Southeast wind 5 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 77. East southeast wind 9 to 14 mph becoming light southeast after midnight. Winds could gust as high as 22 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. Light east southeast wind becoming east 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 77. East wind 8 to 13 mph becoming light south southeast after midnight. Winds could gust as high as 22 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Light east southeast wind increasing to 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 78. East southeast wind 6 to 14 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 98.
Monday Night
Mostly clear, with a low around 79.
Tuesday
Sunny, with a high near 99. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Palm Valley TX
 26.21°N 97.75°W
Last Update:
10:18 pm CDT Aug 4, 2026
Forecast Valid:
10pm CDT Aug 4, 2026-6pm CDT Aug 11, 2026
 
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Additional Resources

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Chance of Precipitation