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.

A Few Clouds

92°F

33°C

Humidity 56%
Wind Speed S 17 G 28 mph
Barometer 30.05 in (1017.4 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 7 Jul 11:53 am CDT
Extended Forecast for

6 Miles SSE Port Isabel TX

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms between 1pm and 4pm. Sunny, with a high near 90. Southeast wind around 14 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 80. Southeast wind 8 to 13 mph.

    Low: 80 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. Southeast wind 7 to 15 mph.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 79. South southeast wind 7 to 14 mph.

    Low: 79 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89. Southeast wind 7 to 16 mph.

    High: 89 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 80. Southeast wind 9 to 14 mph.

    Low: 80 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. South southeast wind 9 to 16 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 81. Southeast wind 10 to 14 mph.

    Low: 81 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 90. South southeast wind 10 to 15 mph.

    High: 90 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms between 1pm and 4pm. Sunny, with a high near 90. Southeast wind around 14 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 80. Southeast wind 8 to 13 mph.
Wednesday
Sunny, with a high near 90. Southeast wind 7 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 79. South southeast wind 7 to 14 mph.
Thursday
Mostly sunny, with a high near 89. Southeast wind 7 to 16 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 80. Southeast wind 9 to 14 mph.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. South southeast wind 9 to 16 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 81. Southeast wind 10 to 14 mph.
Saturday
Partly sunny, with a high near 90. South southeast wind 10 to 15 mph.
Saturday Night
Partly cloudy, with a low around 81. Southeast wind 9 to 13 mph.
Sunday
Mostly sunny, with a high near 90. South southeast wind 8 to 15 mph.
Sunday Night
Partly cloudy, with a low around 81.
Monday
Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Port Isabel TX
 25.99°N 97.19°W
Last Update:
12:30 pm CDT Jul 7, 2026
Forecast Valid:
12pm CDT Jul 7, 2026-6pm CDT Jul 13, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation