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

76°F

24°C

Humidity 56%
Wind Speed N 20 G 30 mph
Barometer 30.22 in (1023.3 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 Oct 2:53 pm CDT
Extended Forecast for

7 Miles SE Port Isabel TX

  • This Afternoon

    This Afternoon: A 40 percent chance of showers. Mostly cloudy, with a high near 78. North wind around 16 mph.

    High: 78 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 71. North northeast wind 6 to 11 mph becoming light northeast.

    Low: 71 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 82. North northeast wind 7 to 15 mph.

    High: 82 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers before 2am, then a slight chance of showers after 4am. Mostly cloudy, then gradually becoming mostly clear, with a low around 75. East northeast wind 6 to 11 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after 7am. Mostly sunny, with a high near 83. Northeast wind 8 to 17 mph.

    High: 83 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers. Partly cloudy, with a low around 74. Northeast wind 5 to 15 mph.

    Low: 74 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. East northeast wind 6 to 14 mph. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. East northeast wind 6 to 13 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. East northeast wind 7 to 11 mph.

    High: 81 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers. Mostly cloudy, with a high near 78. North wind around 16 mph.
Tonight
A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 71. North northeast wind 6 to 11 mph becoming light northeast.
Monday
A 50 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 82. North northeast wind 7 to 15 mph.
Monday Night
A slight chance of showers before 2am, then a slight chance of showers after 4am. Mostly cloudy, then gradually becoming mostly clear, with a low around 75. East northeast wind 6 to 11 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers, mainly after 7am. Mostly sunny, with a high near 83. Northeast wind 8 to 17 mph.
Tuesday Night
A 50 percent chance of showers. Partly cloudy, with a low around 74. Northeast wind 5 to 15 mph.
Wednesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. East northeast wind 6 to 14 mph. Chance of precipitation is 60%.
Wednesday Night
Mostly clear, with a low around 76. East northeast wind 6 to 13 mph.
Thursday
Sunny, with a high near 81. East northeast wind 7 to 11 mph.
Thursday Night
Mostly clear, with a low around 75. East southeast wind 5 to 10 mph.
Friday
Sunny, with a high near 82. East wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SE Port Isabel TX
 25.99°N 97.16°W
Last Update:
3:30 pm CDT Oct 18, 2026
Forecast Valid:
3pm CDT Oct 18, 2026-6pm CDT Oct 24, 2026
 
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Additional Resources

Radar & Satellite Image

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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