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- New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Light Rain and Breezy
65°F
18°C
| Humidity | 42% |
| Wind Speed | NW 24 G 37 mph |
| Barometer | 30.31 in (1026.4 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 17 Oct 3:53 am CDT |
Extended Forecast for
7 Miles SSE Port Isabel TX
Today
High: 74 °F
Partly Sunny
and WindyTonight
Low: 66 °F
Partly Cloudy
and Breezy
then Mostly
CloudySunday
High: 78 °F
Chance
ShowersSunday Night
Low: 70 °F
Mostly Cloudy
Monday
High: 81 °F
Mostly Cloudy
then Chance
ShowersMonday Night
Low: 73 °F
Mostly Cloudy
then Slight
Chance
ShowersTuesday
High: 83 °F
Chance
ShowersTuesday Night
Low: 75 °F
Chance
Showers then
Chance
T-stormsWednesday
High: 84 °F
Chance
T-storms
Detailed Forecast
Today
Partly sunny, with a high near 74. Windy, with a north northwest wind 25 to 29 mph.
Tonight
Mostly cloudy, with a low around 66. Breezy, with a north wind 10 to 20 mph.
Sunday
A 30 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 78. North wind 14 to 17 mph.
Sunday Night
Mostly cloudy, with a low around 70. North northeast wind 6 to 11 mph.
Monday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 81. North wind 8 to 15 mph.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 73. East northeast wind 6 to 11 mph.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Northeast wind 7 to 14 mph. Chance of precipitation is 30%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. East wind 6 to 11 mph.
Wednesday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Mostly sunny, with a high near 84. East northeast wind 7 to 15 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 74. East wind 6 to 13 mph.
Thursday
Sunny, with a high near 83. East wind 6 to 13 mph.
Thursday Night
Mostly clear, with a low around 74.
Friday
Sunny, with a high near 84.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
7 Miles SSE Port Isabel TX
25.99°N 97.19°W
25.99°N 97.19°W
3:45 am CDT Oct 17, 2026
4am CDT Oct 17, 2026-6pm CDT Oct 23, 2026
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