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

77°F

25°C

Humidity 96%
Wind Speed S 5 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 28 Aug 2:52 am CDT
Extended Forecast for

7 Miles NNW Port Mansfield TX

  • Overnight

    Overnight: Clear, with a low around 76. South wind around 6 mph.

    Low: 76 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Heat index values as high as 109. Light south wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 20 mph.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. South wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. Heat index values as high as 108. South wind 6 to 14 mph, with gusts as high as 20 mph.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95. South wind 5 to 11 mph.

    High: 95 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. South southeast wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Light south southeast wind becoming east southeast 5 to 10 mph in the morning.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. East southeast wind 5 to 10 mph becoming light south southeast after midnight.

    Low: 76 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 76. South wind around 6 mph.
Thursday
Sunny, with a high near 94. Heat index values as high as 109. Light south wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 76. South wind 6 to 13 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 95. Heat index values as high as 108. South wind 6 to 14 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 76. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 95. South wind 5 to 11 mph.
Saturday Night
Mostly clear, with a low around 76. South southeast wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Light south southeast wind becoming east southeast 5 to 10 mph in the morning.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. East southeast wind 5 to 10 mph becoming light south southeast after midnight.
Labor Day
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Light and variable wind becoming east northeast 5 to 10 mph in the morning.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. East wind 5 to 8 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Port Mansfield TX
 26.63°N 97.5°W
Last Update:
3:30 am CDT Aug 28, 2025
Forecast Valid:
3am CDT Aug 28, 2025-6pm CDT Sep 3, 2025
 
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Additional Resources

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