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

82°F

28°C

Humidity 90%
Wind Speed S 13 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 15 Jul 11:53 pm CDT
Extended Forecast for

Port Isabel TX

  • Overnight

    Overnight: Mostly clear, with a low around 79. South southeast wind around 11 mph.

    Low: 79 °F

    Mostly Clear

  • 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: Partly cloudy, with a low around 77. South wind 9 to 14 mph.

    Low: 77 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 89. Southeast wind 7 to 14 mph.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78. Southeast wind 6 to 10 mph.

    Low: 78 °F

    Partly Cloudy

  • Friday

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

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 79. Southeast wind 8 to 11 mph.

    Low: 79 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 90. South southeast wind 8 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 80. Southeast wind 10 to 13 mph.

    Low: 80 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 79. South southeast wind around 11 mph.
Wednesday
Sunny, with a high near 90. South southeast wind 10 to 16 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 77. South wind 9 to 14 mph.
Thursday
Sunny, with a high near 89. Southeast wind 7 to 14 mph.
Thursday Night
Partly cloudy, with a low around 78. Southeast wind 6 to 10 mph.
Friday
Mostly sunny, with a high near 90. Southeast wind 6 to 13 mph.
Friday Night
Partly cloudy, with a low around 79. Southeast wind 8 to 11 mph.
Saturday
Sunny, with a high near 90. South southeast wind 8 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 80. Southeast wind 10 to 13 mph.
Sunday
Mostly sunny, with a high near 90. South southeast wind 9 to 16 mph.
Sunday Night
Mostly clear, with a low around 80. Southeast wind 10 to 14 mph.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 79.
Tuesday
Mostly 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:
12:33 am CDT Jul 16, 2025
Forecast Valid:
12am CDT Jul 16, 2025-6pm CDT Jul 22, 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