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

58°F

14°C

Humidity 42%
Wind Speed N 16 G 26 mph
Barometer 30.48 in (1032.1 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 11 Jan 3:53 pm CST
Extended Forecast for

Port Isabel TX

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 64. Breezy, with a north wind 16 to 18 mph, with gusts as high as 23 mph.

    High: 64 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 53. North wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 53 °F

    Cloudy then
    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers before 3pm, then a slight chance of showers after 5pm. Mostly cloudy, with a high near 67. North wind 10 to 14 mph. Chance of precipitation is 20%.

    High: 67 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58. North wind 6 to 10 mph.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 68. North northeast wind 6 to 10 mph.

    High: 68 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 56. North northeast wind 5 to 7 mph becoming light and variable.

    Low: 56 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. Northwest wind 6 to 11 mph.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. North wind 7 to 14 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 69. North wind 9 to 14 mph.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 64. Breezy, with a north wind 16 to 18 mph, with gusts as high as 23 mph.
Tonight
A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 53. North wind 10 to 14 mph, with gusts as high as 21 mph.
Monday
A slight chance of showers before 3pm, then a slight chance of showers after 5pm. Mostly cloudy, with a high near 67. North wind 10 to 14 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 58. North wind 6 to 10 mph.
Tuesday
Mostly cloudy, with a high near 68. North northeast wind 6 to 10 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 56. North northeast wind 5 to 7 mph becoming light and variable.
Wednesday
Mostly sunny, with a high near 73. Northwest wind 6 to 11 mph.
Wednesday Night
Mostly clear, with a low around 55. North wind 7 to 14 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 69. North wind 9 to 14 mph.
Thursday Night
Mostly clear, with a low around 56. East northeast wind around 7 mph becoming south southeast after midnight.
Friday
Mostly sunny, with a high near 73. South southeast wind 6 to 13 mph.
Friday Night
Mostly cloudy, with a low around 58.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Isabel TX
 26.06°N 97.21°W
Last Update:
4:45 pm CST Jan 11, 2026
Forecast Valid:
4pm CST Jan 11, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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