Current conditions at

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

Lat: 26.16°NLon: 97.34°WElev: 16ft.

Mostly Cloudy

79°F

26°C

Humidity 69%
Wind Speed S 20 G 26 mph
Barometer 29.91 in (1012.9 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 29 Nov 4:53 pm CST
Extended Forecast for

Port Isabel TX

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 3am and 5am.  Mostly cloudy, with a low around 69. South southeast wind 8 to 15 mph, with gusts as high as 22 mph.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm.  Temperature rising to near 74 by 8am, then falling to around 67 during the remainder of the day. South wind 7 to 14 mph becoming north in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before midnight, then showers likely.  Low around 54. North wind around 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%.

    Low: 54 °F

    Showers

  • Monday

    Monday: A 40 percent chance of showers before noon.  Mostly cloudy, with a high near 64. Northwest wind 10 to 14 mph, with gusts as high as 20 mph.

    High: 64 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of showers after midnight.  Cloudy, with a low around 58. North northwest wind 7 to 13 mph.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before noon.  Cloudy, with a high near 69. Breezy, with a north wind 13 to 18 mph.

    High: 69 °F

    Breezy.
    Slight Chance
    Showers then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62. North wind 6 to 10 mph becoming east after midnight.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon.  Mostly cloudy, with a high near 78. East wind 6 to 13 mph becoming south southeast in the morning.

    High: 78 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 69. South southeast wind 7 to 10 mph.

    Low: 69 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly between 3am and 5am. Mostly cloudy, with a low around 69. South southeast wind 8 to 15 mph, with gusts as high as 22 mph.
Sunday
Showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Temperature rising to near 74 by 8am, then falling to around 67 during the remainder of the day. South wind 7 to 14 mph becoming north in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 54. North wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers before noon. Mostly cloudy, with a high near 64. Northwest wind 10 to 14 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers after midnight. Cloudy, with a low around 58. North northwest wind 7 to 13 mph.
Tuesday
A 20 percent chance of showers before noon. Cloudy, with a high near 69. Breezy, with a north wind 13 to 18 mph.
Tuesday Night
Mostly cloudy, with a low around 62. North wind 6 to 10 mph becoming east after midnight.
Wednesday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 78. East wind 6 to 13 mph becoming south southeast in the morning.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 69. South southeast wind 7 to 10 mph.
Thursday
Showers likely, mainly after noon. Mostly cloudy, with a high near 80. South southeast wind 7 to 14 mph. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Southeast wind around 10 mph becoming northwest after midnight.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Port Isabel TX
 26.06°N 97.21°W
5:00 pm CST Nov 29, 2025
5pm CST Nov 29, 2025-6pm CST Dec 6, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database