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.

Partly Cloudy

87°F

31°C

Humidity 67%
Wind Speed SE 20 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 13 Jul 5:53 pm CDT
Extended Forecast for

Port Isabel TX

  • Tonight

    Tonight: Increasing clouds, with a low around 79. Southeast wind 9 to 14 mph.

    Low: 79 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 89. Southeast wind 9 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 79. Southeast wind 9 to 14 mph.

    Low: 79 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. South southeast wind 9 to 16 mph.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 79. Southeast wind 10 to 14 mph.

    Low: 79 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90. South southeast wind 10 to 17 mph.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South southeast wind 10 to 14 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. South southeast wind 9 to 15 mph.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78. Southeast wind 7 to 13 mph.

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 79. Southeast wind 9 to 14 mph.
Monday
Partly sunny, with a high near 89. Southeast wind 9 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 79. Southeast wind 9 to 14 mph.
Tuesday
Mostly sunny, with a high near 89. South southeast wind 9 to 16 mph.
Tuesday Night
Partly cloudy, with a low around 79. Southeast wind 10 to 14 mph.
Wednesday
Mostly sunny, with a high near 90. South southeast wind 10 to 17 mph.
Wednesday Night
Mostly clear, with a low around 78. South southeast wind 10 to 14 mph.
Thursday
Sunny, with a high near 89. South southeast wind 9 to 15 mph.
Thursday Night
Partly cloudy, with a low around 78. Southeast wind 7 to 13 mph.
Friday
Mostly sunny, with a high near 90. Southeast wind 6 to 13 mph.
Friday Night
Partly cloudy, with a low around 78. Southeast wind 7 to 11 mph.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 79.
Sunday
Sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Isabel TX
 26.06°N 97.21°W
Last Update:
5:45 pm CDT Jul 13, 2025
Forecast Valid:
5pm CDT Jul 13, 2025-6pm CDT Jul 20, 2025
 
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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