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

84°F

29°C

Humidity 82%
Wind Speed SE 7 mph
Barometer 29.56 in (1000.8 mb)
Dewpoint 78°F (26°C)
Visibility 7.00 mi
Heat Index95°F (35°C)
Last update 16 May 8:52 pm CDT
Extended Forecast for

Harlingen TX

  • Tonight

    Tonight: Widespread haze after 2am. Mostly cloudy, with a low around 78. South southeast wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 78 °F

    Mostly Cloudy
    then Haze

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Widespread haze before 10am. Partly sunny, with a high near 96. Heat index values as high as 112. East wind 6 to 9 mph becoming south in the afternoon.

    High: 96 °F

    Haze then
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Widespread haze between 1am and 4am. Mostly cloudy, with a low around 77. East northeast wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 20%.

    Low: 77 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 97. Heat index values as high as 109. Calm wind becoming east northeast 5 to 8 mph in the afternoon.

    High: 97 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light southeast after midnight.

    Low: 77 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 97. Light southeast wind becoming east 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 97 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. East wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 97. Southeast wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 97 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 79. South southeast wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Tonight
Widespread haze after 2am. Mostly cloudy, with a low around 78. South southeast wind 8 to 11 mph, with gusts as high as 22 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Widespread haze before 10am. Partly sunny, with a high near 96. Heat index values as high as 112. East wind 6 to 9 mph becoming south in the afternoon.
Friday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Widespread haze between 1am and 4am. Mostly cloudy, with a low around 77. East northeast wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 97. Heat index values as high as 109. Calm wind becoming east northeast 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light southeast after midnight.
Sunday
Mostly sunny, with a high near 97. Light southeast wind becoming east 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 78. East wind 7 to 13 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 97. Southeast wind 8 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 79. South southeast wind 11 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 98. Breezy, with a south southeast wind 11 to 18 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 79. Southeast wind 11 to 17 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 98.
Wednesday Night
Mostly cloudy, with a low around 79.
Thursday
Mostly sunny, with a high near 98. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.19°N 97.7°W
Last Update:
9:18 pm CDT May 16, 2024
Forecast Valid:
9pm CDT May 16, 2024-6pm CDT May 23, 2024
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation