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

Port Isabel, Port Isabel-Cameron County Airport (KPIL)

Lat: 26.16°NLon: 97.34°WElev: 16ft.

Fair

84°F

29°C

Humidity 65%
Wind Speed NE 8 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 2 Oct 6:53 pm CDT
Extended Forecast for

12 Miles NNE Port Mansfield TX

  • Tonight

    Tonight: Mostly clear, with a low around 77. East wind 5 to 9 mph becoming light after midnight.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly sunny, with a high near 87. Northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 87 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly clear, with a low around 78. East northeast wind 7 to 13 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Northeast wind 8 to 14 mph. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers, with thunderstorms also possible after 1am. Mostly clear, with a low around 77. East wind 6 to 10 mph. Chance of precipitation is 20%.

    Low: 77 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 87. East northeast wind 6 to 11 mph.

    High: 87 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. East wind 6 to 9 mph becoming south southeast after midnight.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers. Sunny, with a high near 87. South wind 5 to 11 mph becoming east in the afternoon.

    High: 87 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 79. East wind 6 to 10 mph.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 77. East wind 5 to 9 mph becoming light after midnight.
Friday
A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly sunny, with a high near 87. Northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly clear, with a low around 78. East northeast wind 7 to 13 mph. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Northeast wind 8 to 14 mph. Chance of precipitation is 40%.
Saturday Night
A slight chance of showers, with thunderstorms also possible after 1am. Mostly clear, with a low around 77. East wind 6 to 10 mph. Chance of precipitation is 20%.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 87. East northeast wind 6 to 11 mph.
Sunday Night
Mostly clear, with a low around 78. East wind 6 to 9 mph becoming south southeast after midnight.
Monday
A 20 percent chance of showers. Sunny, with a high near 87. South wind 5 to 11 mph becoming east in the afternoon.
Monday Night
Mostly clear, with a low around 79. East wind 6 to 10 mph.
Tuesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 87. East wind 6 to 13 mph. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 79. East wind 7 to 10 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Wednesday Night
A 40 percent chance of showers. Partly cloudy, with a low around 78.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Port Mansfield TX
 26.7°N 97.35°W
Last Update:
7:00 pm CDT Oct 2, 2025
Forecast Valid:
7pm CDT Oct 2, 2025-6pm CDT Oct 9, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation