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

75°F

24°C

Humidity 62%
Wind Speed SE 17 G 26 mph
Barometer 30.13 in (1020.3 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 28 Nov 4:53 pm CST
Extended Forecast for

6 Miles SE Port Isabel TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. Breezy, with a southeast wind 16 to 18 mph, with gusts as high as 29 mph.

    Low: 71 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Breezy, with a south southeast wind 20 to 25 mph, with gusts as high as 30 mph.

    High: 81 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 73. Breezy, with a south wind 13 to 18 mph decreasing to 5 to 10 mph after midnight.

    Low: 73 °F

    Chance
    Showers and
    Breezy

  • Sunday

    Sunday: Showers and possibly a thunderstorm. Temperature falling to around 68 by 5pm. Breezy, with a light and variable wind becoming north 13 to 18 mph in the afternoon. Chance of precipitation is 80%.

    High: 73 °F⇓

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely. Cloudy, with a low around 60. North wind 10 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    Low: 60 °F

    Showers
    Likely

  • Monday

    Monday: A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 65. Northwest wind 10 to 14 mph, with gusts as high as 20 mph.

    High: 65 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 63. North northwest wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 63 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly cloudy, with a high near 66. Breezy, with a north wind 11 to 18 mph.

    High: 66 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 64. North northeast wind 5 to 10 mph becoming east southeast after midnight.

    Low: 64 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 71. Breezy, with a southeast wind 16 to 18 mph, with gusts as high as 29 mph.
Saturday
Mostly sunny, with a high near 81. Breezy, with a south southeast wind 20 to 25 mph, with gusts as high as 30 mph.
Saturday Night
A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 73. Breezy, with a south wind 13 to 18 mph decreasing to 5 to 10 mph after midnight.
Sunday
Showers and possibly a thunderstorm. Temperature falling to around 68 by 5pm. Breezy, with a light and variable wind becoming north 13 to 18 mph in the afternoon. Chance of precipitation is 80%.
Sunday Night
Showers likely. Cloudy, with a low around 60. North wind 10 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 65. Northwest wind 10 to 14 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 63. North northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 66. Breezy, with a north wind 11 to 18 mph.
Tuesday Night
Mostly cloudy, with a low around 64. North northeast wind 5 to 10 mph becoming east southeast after midnight.
Wednesday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 79. South southeast wind 6 to 13 mph.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 69. South southeast wind 6 to 10 mph.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 79.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 64.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Port Isabel TX
 25.99°N 97.16°W
Last Update:
5:18 pm CST Nov 28, 2025
Forecast Valid:
5pm CST Nov 28, 2025-6pm CST Dec 5, 2025
 
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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