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

79°F

26°C

Humidity 47%
Wind Speed E 13 mph
Barometer 30.17 in (1021.7 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 4 Nov 2:53 pm CST
Extended Forecast for

Port Isabel TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. East southeast wind around 10 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. East southeast wind 6 to 10 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. Light and variable wind becoming east 5 to 10 mph in the morning.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70. East southeast wind 5 to 10 mph becoming light and variable after midnight.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Light and variable wind becoming east southeast 5 to 9 mph in the morning.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. East southeast wind around 9 mph becoming south southwest after midnight.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. South southeast wind 9 to 13 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. South southeast wind around 10 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. South southeast wind 9 to 13 mph.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 78. East southeast wind around 10 mph.
Tonight
Mostly clear, with a low around 70. East southeast wind 6 to 10 mph.
Wednesday
Sunny, with a high near 80. Light and variable wind becoming east 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 70. East southeast wind 5 to 10 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 81. Light and variable wind becoming east southeast 5 to 9 mph in the morning.
Thursday Night
Mostly clear, with a low around 72. East southeast wind around 9 mph becoming south southwest after midnight.
Friday
Sunny, with a high near 84. South southeast wind 9 to 13 mph.
Friday Night
Mostly clear, with a low around 74. South southeast wind around 10 mph.
Saturday
Sunny, with a high near 84. South southeast wind 9 to 13 mph.
Saturday Night
Mostly clear, with a low around 74. South wind 6 to 10 mph.
Sunday
Mostly sunny, with a high near 82. South wind 6 to 11 mph becoming north northeast 12 to 17 mph in the morning.
Sunday Night
Partly cloudy, with a low around 65. Breezy.
Monday
Sunny, with a high near 71. Breezy.
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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:
3:00 pm CST Nov 4, 2025
Forecast Valid:
3pm CST Nov 4, 2025-6pm CST Nov 10, 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