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

86°F

30°C

Humidity 42%
Wind Speed S 13 G 23 mph
Barometer 29.83 in (1009.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 2 Jan 1:53 pm CST
Extended Forecast for

Port Isabel TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. South wind around 14 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 66. South southwest wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78. South southwest wind 7 to 10 mph becoming north northeast in the afternoon.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. North northeast wind 8 to 10 mph.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. East northeast wind 8 to 10 mph.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. South southeast wind around 9 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77. South southeast wind 9 to 14 mph, with gusts as high as 20 mph.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. South southeast wind 11 to 13 mph.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. South wind 10 to 14 mph.

    High: 77 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 79. South wind around 14 mph.
Tonight
Partly cloudy, with a low around 66. South southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 78. South southwest wind 7 to 10 mph becoming north northeast in the afternoon.
Saturday Night
Mostly clear, with a low around 65. North northeast wind 8 to 10 mph.
Sunday
Sunny, with a high near 73. East northeast wind 8 to 10 mph.
Sunday Night
Mostly clear, with a low around 66. South southeast wind around 9 mph.
Monday
Sunny, with a high near 77. South southeast wind 9 to 14 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 69. South southeast wind 11 to 13 mph.
Tuesday
Sunny, with a high near 77. South wind 10 to 14 mph.
Tuesday Night
Mostly clear, with a low around 69. South southeast wind 11 to 13 mph.
Wednesday
Sunny, with a high near 77. South southeast wind 11 to 17 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Isabel TX
 26.08°N 97.21°W
Last Update:
2:18 pm CST Jan 2, 2026
Forecast Valid:
2pm CST Jan 2, 2026-6pm CST Jan 8, 2026
 
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Additional Resources

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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