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.

Overcast

84°F

29°C

Humidity 85%
Wind Speed SE 16 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 22 Jun 9:53 pm CDT
Extended Forecast for

Port Isabel TX

  • Tonight

    Tonight: Partly cloudy, with a low around 82. Breezy, with a south southeast wind 15 to 18 mph, with gusts as high as 24 mph.

    Low: 82 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. Breezy, with a south southeast wind 15 to 18 mph.

    High: 87 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 81. South southeast wind 13 to 15 mph, with gusts as high as 20 mph.

    Low: 81 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 86. South southeast wind 11 to 16 mph.

    High: 86 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 81. Southeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 81 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Breezy, with a south southeast wind 14 to 18 mph.

    High: 87 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 81. South southeast wind 15 to 17 mph, with gusts as high as 22 mph.

    Low: 81 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87. Breezy, with a south southeast wind 15 to 20 mph.

    High: 87 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 81. Breezy, with a south southeast wind 16 to 18 mph, with gusts as high as 23 mph.

    Low: 81 °F

    Clear and
    Breezy then
    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 82. Breezy, with a south southeast wind 15 to 18 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 87. Breezy, with a south southeast wind 15 to 18 mph.
Tuesday Night
Partly cloudy, with a low around 81. South southeast wind 13 to 15 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 86. South southeast wind 11 to 16 mph.
Wednesday Night
Mostly clear, with a low around 81. Southeast wind around 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 87. Breezy, with a south southeast wind 14 to 18 mph.
Thursday Night
Mostly clear, with a low around 81. South southeast wind 15 to 17 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 87. Breezy, with a south southeast wind 15 to 20 mph.
Friday Night
Mostly clear, with a low around 81. Breezy, with a south southeast wind 16 to 18 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 87. Breezy, with a south southeast wind 17 to 21 mph.
Saturday Night
Mostly clear, with a low around 82. Breezy, with a south southeast wind 18 to 20 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 87. Breezy.
Sunday Night
Partly cloudy, with a low around 82. Breezy.
Monday
Mostly sunny, with a high near 87. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Isabel TX
 26.08°N 97.21°W
Last Update:
10:18 pm CDT Jun 22, 2026
Forecast Valid:
10pm CDT Jun 22, 2026-6pm CDT Jun 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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