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.

Mostly Cloudy

87°F

31°C

Humidity 75%
Wind Speed SE 16 mph
Barometer 29.97 in (1014.9 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 14 Jul 4:53 pm CDT
Extended Forecast for

Port Isabel TX

  • Tonight

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

    Low: 79 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. South southeast wind 9 to 16 mph, with gusts as high as 21 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: Sunny, with a high near 90. South southeast wind 10 to 16 mph, with gusts as high as 21 mph.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South southeast wind 9 to 14 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 90. South southeast wind 8 to 15 mph.

    High: 90 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. Southeast wind 7 to 11 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90. Southeast wind 6 to 13 mph.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 79. Southeast wind 7 to 10 mph.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 79. Southeast wind 10 to 14 mph.
Tuesday
Mostly sunny, with a high near 89. South southeast wind 9 to 16 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 79. Southeast wind 10 to 14 mph.
Wednesday
Sunny, with a high near 90. South southeast wind 10 to 16 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 78. South southeast wind 9 to 14 mph.
Thursday
Mostly sunny, with a high near 90. South southeast wind 8 to 15 mph.
Thursday Night
Mostly clear, with a low around 78. Southeast wind 7 to 11 mph.
Friday
Sunny, with a high near 90. Southeast wind 6 to 13 mph.
Friday Night
Mostly clear, with a low around 79. Southeast wind 7 to 10 mph.
Saturday
Mostly sunny, with a high near 90. Southeast wind 7 to 14 mph.
Saturday Night
Mostly clear, with a low around 79. Southeast wind 8 to 11 mph.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 79.
Monday
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:
5:28 pm CDT Jul 14, 2025
Forecast Valid:
5pm CDT Jul 14, 2025-6pm CDT Jul 21, 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