News Headlines
- New: July-September 2026 Outlook - Hotter Than Normal And Mainly Dry Conditions Are Expected; Heat Risk And Water Supply Issues To Remain In Focus
- Check Out the 2026 Rio Grande Valley/Deep South Texas Hurricane Guide
- Guia de Huracanes 2026 del Valle del Rio Grande/Extremo Sur de Texas
- The 2026 Hurricane Season is Here! Are You Ready? Know Your Risk, Check Your Plans, Restock Your Kits, and More
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Fair
90°F
32°C
| Humidity | 68% |
| Wind Speed | E 18 mph |
| Barometer | 29.97 in (1014.8 mb) |
| Dewpoint | 78°F (26°C) |
| Visibility | 10.00 mi |
| Heat Index | 105°F (41°C) |
| Last update | 4 Jul 3:53 pm CDT |
Extended Forecast for
3 Miles S Port Isabel TX
Independence Day
High: 88 °F
Sunny
Tonight
Low: 81 °F
Partly Cloudy
Sunday
High: 88 °F
Mostly Sunny
Sunday Night
Low: 80 °F
Partly Cloudy
Monday
High: 88 °F
Mostly Sunny
Monday Night
Low: 80 °F
Partly Cloudy
Tuesday
High: 88 °F
Mostly Sunny
Tuesday Night
Low: 80 °F
Mostly Clear
Wednesday
High: 91 °F
Mostly Sunny
Detailed Forecast
Independence Day
Sunny, with a high near 88. Southeast wind around 16 mph.
Tonight
Partly cloudy, with a low around 81. South southeast wind 9 to 15 mph.
Sunday
Mostly sunny, with a high near 88. Southeast wind 8 to 16 mph.
Sunday Night
Partly cloudy, with a low around 80. Southeast wind 8 to 14 mph.
Monday
Mostly sunny, with a high near 88. South southeast wind 7 to 15 mph.
Monday Night
Partly cloudy, with a low around 80. Southeast wind 8 to 14 mph.
Tuesday
Mostly sunny, with a high near 88. Southeast wind 7 to 15 mph.
Tuesday Night
Mostly clear, with a low around 80. Southeast wind 7 to 13 mph.
Wednesday
Mostly sunny, with a high near 91. South southeast wind 6 to 16 mph.
Wednesday Night
Partly cloudy, with a low around 80. South southeast wind 9 to 14 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 91. Breezy, with a south southeast wind 9 to 18 mph.
Thursday Night
Partly cloudy, with a low around 80.
Friday
Partly sunny, with a high near 91. Breezy.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles S Port Isabel TX
26.01°N 97.24°W
26.01°N 97.24°W
4:00 pm CDT Jul 4, 2026
4pm CDT Jul 4, 2026-6pm CDT Jul 10, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
