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.

A Few Clouds

78°F

26°C

Humidity 74%
Wind Speed SE 17 G 30 mph
Barometer 29.82 in (1009.5 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Apr 7:52 pm CDT
Extended Forecast for

7 Miles NNW Port Mansfield TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. South southeast wind 11 to 17 mph, with gusts as high as 28 mph.

    Low: 71 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 86. Breezy, with a south southeast wind 10 to 18 mph, with gusts as high as 25 mph.

    High: 86 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 64. East wind 8 to 14 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 70%.

    Low: 64 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely. Cloudy, with a high near 75. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 64. Northeast wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. East wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 67. East wind 7 to 14 mph, with gusts as high as 21 mph.

    Low: 67 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Southeast wind 6 to 15 mph, with gusts as high as 22 mph.

    High: 81 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 68. East southeast wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 71. South southeast wind 11 to 17 mph, with gusts as high as 28 mph.
Saturday
Mostly cloudy, with a high near 86. Breezy, with a south southeast wind 10 to 18 mph, with gusts as high as 25 mph.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 64. East wind 8 to 14 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 70%.
Sunday
Showers likely. Cloudy, with a high near 75. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 64. Northeast wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. East wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 67. East wind 7 to 14 mph, with gusts as high as 21 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Southeast wind 6 to 15 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly cloudy, with a low around 68. East southeast wind 6 to 13 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 84. South southeast wind 6 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 68. South southeast wind 9 to 14 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 85. Breezy.
Thursday Night
Partly cloudy, with a low around 70.
Friday
Partly sunny, with a high near 86.
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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:
8:18 pm CDT Apr 17, 2026
Forecast Valid:
8pm CDT Apr 17, 2026-6pm CDT Apr 24, 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