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.

Light Rain

76°F

24°C

Humidity 97%
Wind Speed N 13 mph
Barometer 29.86 in (1010.9 mb)
Dewpoint 75°F (24°C)
Visibility 9.00 mi
Heat Index75°F (24°C)
Last update 4 Oct 3:52 am CDT
Extended Forecast for

Palm Valley TX

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 72. North wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    Low: 72 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 84. North wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 84 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 72. North wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 72 °F

    Showers

  • Monday

    Monday: Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 83. North wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.

    High: 83 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 71. North northwest wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    Low: 71 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 89. North northeast wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. North northeast wind 5 to 8 mph becoming calm.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. North northeast wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 72. Northeast wind 5 to 9 mph becoming calm.

    Low: 72 °F

    Mostly Clear
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 72. North wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm. High near 84. North wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 72. North wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 83. North wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.
Monday Night
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 71. North northwest wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tuesday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 89. North northeast wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly clear, with a low around 71. North northeast wind 5 to 8 mph becoming calm.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. North northeast wind 8 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 72. Northeast wind 5 to 9 mph becoming calm.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 88. North northeast wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers. Partly cloudy, with a low around 71. North northeast wind 5 to 9 mph, with gusts as high as 20 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 70.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

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

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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