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 with Haze

84°F

29°C

Humidity 77%
Wind Speed SE 6 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 76°F (24°C)
Visibility 6.00 mi
Heat Index93°F (34°C)
Last update 24 Aug 6:53 pm CDT
Extended Forecast for

12 Miles NE Rio Hondo TX

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 76. East southeast wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 92. Heat index values as high as 107. Light and variable wind becoming east 5 to 10 mph in the afternoon. Chance of precipitation is 50%.

    High: 92 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 77. East southeast wind 5 to 9 mph becoming light south after midnight. Chance of precipitation is 30%.

    Low: 77 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 93. Heat index values as high as 109. Light south wind becoming east southeast 8 to 13 mph in the morning. Chance of precipitation is 30%.

    High: 93 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 77. East southeast wind 5 to 10 mph becoming light south southeast after midnight. Chance of precipitation is 10%.

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 93. Light south southeast wind becoming east southeast 8 to 13 mph in the morning. Chance of precipitation is 40%.

    High: 93 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. East southeast wind 5 to 10 mph becoming light southeast after midnight.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Light south southeast wind becoming east southeast 8 to 13 mph in the morning.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. South southeast wind 5 to 11 mph.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 76. East southeast wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 92. Heat index values as high as 107. Light and variable wind becoming east 5 to 10 mph in the afternoon. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. East southeast wind 5 to 9 mph becoming light south after midnight. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 93. Heat index values as high as 109. Light south wind becoming east southeast 8 to 13 mph in the morning. Chance of precipitation is 30%.
Tuesday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 77. East southeast wind 5 to 10 mph becoming light south southeast after midnight. Chance of precipitation is 10%.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 93. Light south southeast wind becoming east southeast 8 to 13 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 76. East southeast wind 5 to 10 mph becoming light southeast after midnight.
Thursday
Sunny, with a high near 93. Light south southeast wind becoming east southeast 8 to 13 mph in the morning.
Thursday Night
Mostly clear, with a low around 76. South southeast wind 5 to 11 mph.
Friday
Sunny, with a high near 93. Light south southeast wind becoming east southeast 8 to 13 mph in the morning.
Friday Night
Mostly clear, with a low around 77. East southeast wind 6 to 11 mph becoming light south southeast after midnight.
Saturday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 77.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Rio Hondo TX
 26.35°N 97.42°W
Last Update:
8:00 pm CDT Aug 24, 2025
Forecast Valid:
8pm CDT Aug 24, 2025-6pm CDT Aug 31, 2025
 
Forecast Discussion
 
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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