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Hazardous Weather Conditions

Current conditions at

Port Isabel, Port Isabel-Cameron County Airport (KPIL)

Lat: 26.16°NLon: 97.34°WElev: 16ft.

A Few Clouds and Breezy

93°F

34°C

Humidity 58%
Wind Speed E 21 mph
Barometer 29.92 in (1013.3 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 31 Aug 1:53 pm CDT
Extended Forecast for

Port Isabel TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 92. East southeast wind around 10 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 80. East southeast wind 5 to 10 mph becoming light south after midnight.

    Low: 80 °F

    Mostly Clear

  • Labor Day

    Labor Day: A 40 percent chance of showers and thunderstorms, mainly before 3pm. Mostly sunny, with a high near 91. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 91 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 79. East wind 5 to 8 mph becoming calm after midnight.

    Low: 79 °F

    Mostly Clear
    then Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. West wind 5 to 11 mph becoming north northeast in the afternoon. Chance of precipitation is 60%.

    High: 91 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 79. Northeast wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 20%.

    Low: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91. Northwest wind 5 to 10 mph becoming northeast in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. East northeast wind 5 to 8 mph becoming light and variable after midnight.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 92 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 92. East southeast wind around 10 mph.
Tonight
Mostly clear, with a low around 80. East southeast wind 5 to 10 mph becoming light south after midnight.
Labor Day
A 40 percent chance of showers and thunderstorms, mainly before 3pm. Mostly sunny, with a high near 91. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Monday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 79. East wind 5 to 8 mph becoming calm after midnight.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. West wind 5 to 11 mph becoming north northeast in the afternoon. Chance of precipitation is 60%.
Tuesday Night
A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 79. Northeast wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 91. Northwest wind 5 to 10 mph becoming northeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 78. East northeast wind 5 to 8 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 92. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 80. South southeast wind 6 to 10 mph.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 92. South southeast wind 6 to 11 mph.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 81.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
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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:
1:45 pm CDT Aug 31, 2025
Forecast Valid:
2pm CDT Aug 31, 2025-6pm CDT Sep 6, 2025
 
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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