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

Hazardous Weather Conditions

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Fair

94°F

34°C

Humidity 52%
Wind Speed S 8 G 20 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 2 Aug 11:52 am CDT
Extended Forecast for

3 Miles SSE San Perlita TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 99. Heat index values as high as 111. East southeast wind 6 to 10 mph.

    High: 99 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 76. South wind 5 to 11 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 99. Heat index values as high as 110. Light south southeast wind becoming east 5 to 10 mph in the morning.

    High: 99 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. South southeast wind 6 to 11 mph.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 97. South southeast wind 5 to 11 mph.

    High: 97 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. East southeast wind 5 to 14 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Light southeast wind becoming east southeast 6 to 11 mph in the morning.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. East southeast wind 6 to 11 mph becoming light south southeast after midnight.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. Light southeast wind becoming east southeast 6 to 11 mph in the morning.

    High: 96 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 99. Heat index values as high as 111. East southeast wind 6 to 10 mph.
Tonight
Mostly clear, with a low around 76. South wind 5 to 11 mph.
Sunday
Sunny, with a high near 99. Heat index values as high as 110. Light south southeast wind becoming east 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 76. South southeast wind 6 to 11 mph.
Monday
Sunny, with a high near 97. South southeast wind 5 to 11 mph.
Monday Night
Mostly clear, with a low around 76. East southeast wind 5 to 14 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Light southeast wind becoming east southeast 6 to 11 mph in the morning.
Tuesday Night
Mostly clear, with a low around 76. East southeast wind 6 to 11 mph becoming light south southeast after midnight.
Wednesday
Sunny, with a high near 96. Light southeast wind becoming east southeast 6 to 11 mph in the morning.
Wednesday Night
Mostly clear, with a low around 76. East southeast wind 5 to 13 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 97. Light south southeast wind becoming east southeast 6 to 11 mph in the morning.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny, with a high near 97.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE San Perlita TX
 26.46°N 97.63°W
Last Update:
12:22 pm CDT Aug 2, 2025
Forecast Valid:
12pm CDT Aug 2, 2025-6pm CDT Aug 8, 2025
 
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Additional Resources

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Chance of Precipitation