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 and Breezy

98°F

37°C

Humidity 45%
Wind Speed S 21 G 28 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index109°F (43°C)
Last update 6 Aug 12:52 pm CDT
Extended Forecast for

Rio Hondo TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 99. Heat index values as high as 111. South southeast wind 14 to 17 mph, with gusts as high as 23 mph.

    High: 99 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 78. Breezy, with a southeast wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.

    Low: 78 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 97. Heat index values as high as 108. Southeast wind 5 to 15 mph, with gusts as high as 22 mph.

    High: 97 °F

    Sunny

  • 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 21 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Light east northeast wind becoming east 9 to 14 mph in the afternoon.

    High: 95 °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 southeast after midnight. Winds could gust as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 96. Light east wind becoming east southeast 9 to 14 mph in the afternoon. Chance of precipitation is 30%.

    High: 96 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. South southeast wind 5 to 14 mph, with gusts as high as 21 mph.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 98. Southeast wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 98 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 99. Heat index values as high as 111. South southeast wind 14 to 17 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 78. Breezy, with a southeast wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.
Friday
Sunny, with a high near 97. Heat index values as high as 108. Southeast wind 5 to 15 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 21 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Light east northeast wind becoming east 9 to 14 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 77. East wind 8 to 13 mph becoming light southeast after midnight. Winds could gust as high as 20 mph.
Sunday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 96. Light east wind becoming east southeast 9 to 14 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 78. South southeast wind 5 to 14 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 98. Southeast wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.
Monday Night
Mostly clear, with a low around 78. Southeast wind 9 to 17 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 98. Breezy, with a southeast wind 8 to 18 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 79. Breezy.
Wednesday
Sunny and hot, with a high near 100. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rio Hondo TX
 26.24°N 97.57°W
Last Update:
1:31 pm CDT Aug 6, 2026
Forecast Valid:
1pm CDT Aug 6, 2026-6pm CDT Aug 12, 2026
 
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Additional Resources

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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