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

60°F

16°C

Humidity 53%
Wind Speed E 8 mph
Barometer 30.38 in (1028.7 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 27 Jan 2:53 pm CST
Extended Forecast for

Port Isabel TX

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 60. Northeast wind around 10 mph.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. East northeast wind 6 to 8 mph.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 63. North wind 9 to 14 mph.

    High: 63 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Northeast wind 6 to 10 mph becoming east southeast after midnight.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 70. South southeast wind 6 to 11 mph.

    High: 70 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 54. Southeast wind 6 to 16 mph becoming northwest after midnight.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 60. Breezy, with a north wind 18 to 22 mph, with gusts as high as 28 mph.

    High: 60 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. Breezy, with a north wind 18 to 20 mph, with gusts as high as 25 mph.

    Low: 49 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 56. Breezy, with a north wind 15 to 18 mph, with gusts as high as 23 mph.

    High: 56 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 60. Northeast wind around 10 mph.
Tonight
Mostly cloudy, with a low around 55. East northeast wind 6 to 8 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 63. North wind 9 to 14 mph.
Wednesday Night
Partly cloudy, with a low around 58. Northeast wind 6 to 10 mph becoming east southeast after midnight.
Thursday
Partly sunny, with a high near 70. South southeast wind 6 to 11 mph.
Thursday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 54. Southeast wind 6 to 16 mph becoming northwest after midnight.
Friday
Partly sunny, with a high near 60. Breezy, with a north wind 18 to 22 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 49. Breezy, with a north wind 18 to 20 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 56. Breezy, with a north wind 15 to 18 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 48. East northeast wind 7 to 14 mph.
Sunday
Partly sunny, with a high near 60. East wind 7 to 13 mph.
Sunday Night
Mostly cloudy, with a low around 55.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 66.
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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:
3:15 pm CST Jan 27, 2026
Forecast Valid:
3pm CST Jan 27, 2026-6pm CST Feb 2, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation