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.

A Few Clouds

56°F

13°C

Humidity 36%
Wind Speed N 10 mph
Barometer 30.41 in (1029.8 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 30 Dec 3:53 pm CST
Extended Forecast for

Port Isabel TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 60. North wind around 15 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. Northwest wind 6 to 11 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. Northwest wind around 6 mph becoming east in the afternoon.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. East southeast wind around 7 mph becoming south after midnight.

    Low: 59 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 74. South wind 7 to 14 mph.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68. South wind around 15 mph, with gusts as high as 21 mph.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 78. South wind 14 to 16 mph, with gusts as high as 21 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. South wind 8 to 13 mph.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. South southwest wind 6 to 9 mph becoming north northeast in the afternoon.

    High: 77 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 60. North wind around 15 mph.
Tonight
Mostly clear, with a low around 53. Northwest wind 6 to 11 mph.
Wednesday
Sunny, with a high near 66. Northwest wind around 6 mph becoming east in the afternoon.
Wednesday Night
Mostly clear, with a low around 59. East southeast wind around 7 mph becoming south after midnight.
New Year's Day
Mostly sunny, with a high near 74. South wind 7 to 14 mph.
Thursday Night
Partly cloudy, with a low around 68. South wind around 15 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 78. South wind 14 to 16 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 66. South wind 8 to 13 mph.
Saturday
Sunny, with a high near 77. South southwest wind 6 to 9 mph becoming north northeast in the afternoon.
Saturday Night
Mostly clear, with a low around 67. Southeast wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 77. Southeast wind 6 to 11 mph.
Sunday Night
Mostly clear, with a low around 69.
Monday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Isabel TX
 26.08°N 97.21°W
Last Update:
3:45 pm CST Dec 30, 2025
Forecast Valid:
4pm CST Dec 30, 2025-6pm CST Jan 5, 2026
 
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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