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

85°F

29°C

Humidity 77%
Wind Speed S 10 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 6 Jul 8:53 am CDT
Extended Forecast for

4 Miles SSW Port Isabel TX

  • Today

    Today: Mostly sunny, with a high near 88. Southeast wind 9 to 15 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 81. Southeast wind 8 to 14 mph.

    Low: 81 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. South southeast wind 8 to 15 mph.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 80. South southeast wind 9 to 14 mph.

    Low: 80 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. South southeast wind 8 to 17 mph.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 80. South southeast wind 9 to 15 mph, with gusts as high as 20 mph.

    Low: 80 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. Breezy, with a south southeast wind 9 to 18 mph.

    High: 87 °F

    Slight Chance
    T-storms and
    Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 80. South southeast wind 10 to 15 mph, with gusts as high as 21 mph.

    Low: 80 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 90. South southeast wind 11 to 17 mph, with gusts as high as 22 mph.

    High: 90 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 88. Southeast wind 9 to 15 mph.
Tonight
Mostly clear, with a low around 81. Southeast wind 8 to 14 mph.
Tuesday
Mostly sunny, with a high near 88. South southeast wind 8 to 15 mph.
Tuesday Night
Mostly clear, with a low around 80. South southeast wind 9 to 14 mph.
Wednesday
Mostly sunny, with a high near 88. South southeast wind 8 to 17 mph.
Wednesday Night
Partly cloudy, with a low around 80. South southeast wind 9 to 15 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. Breezy, with a south southeast wind 9 to 18 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 80. South southeast wind 10 to 15 mph, with gusts as high as 21 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 90. South southeast wind 11 to 17 mph, with gusts as high as 22 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 81. Southeast wind 9 to 15 mph, with gusts as high as 21 mph.
Saturday
Partly sunny, with a high near 91. Southeast wind 13 to 17 mph.
Saturday Night
Partly cloudy, with a low around 81.
Sunday
Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Port Isabel TX
 26.01°N 97.24°W
Last Update:
9:18 am CDT Jul 6, 2026
Forecast Valid:
9am CDT Jul 6, 2026-6pm CDT Jul 12, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation