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- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- 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
82°F
28°C
| Humidity | 90% |
| Wind Speed | SE 8 mph |
| Barometer | 30.03 in (1016.7 mb) |
| Dewpoint | 79°F (26°C) |
| Visibility | 7.00 mi |
| Heat Index | 91°F (33°C) |
| Last update | 12 Jul 12:53 am CDT |
Extended Forecast for
5 Miles SSW Port Isabel TX
Overnight
Low: 80 °F
Partly Cloudy
Sunday
High: 92 °F
Mostly Sunny
Sunday Night
Low: 80 °F
Partly Cloudy
Monday
High: 92 °F
Mostly Sunny
Monday Night
Low: 80 °F
Partly Cloudy
Tuesday
High: 92 °F
Partly Sunny
Tuesday Night
Low: 81 °F
Mostly Cloudy
Wednesday
High: 89 °F
Partly Sunny
Wednesday Night
Low: 80 °F
Partly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 80. South southeast wind around 7 mph.
Sunday
Mostly sunny, with a high near 92. South southeast wind 6 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 80. Southeast wind 7 to 14 mph.
Monday
Mostly sunny, with a high near 92. South southeast wind 7 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 80. Southeast wind 6 to 13 mph.
Tuesday
Partly sunny, with a high near 92. Southeast wind 6 to 15 mph.
Tuesday Night
Mostly cloudy, with a low around 81. Southeast wind 9 to 13 mph.
Wednesday
Partly sunny, with a high near 89. Southeast wind 9 to 16 mph.
Wednesday Night
Partly cloudy, with a low around 80. Southeast wind 10 to 14 mph.
Thursday
Mostly sunny, with a high near 89. Southeast wind 9 to 16 mph.
Thursday Night
Partly cloudy, with a low around 81. Southeast wind 8 to 14 mph.
Friday
Mostly sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 80.
Saturday
Mostly sunny, with a high near 90.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles SSW Port Isabel TX
25.99°N 97.26°W
25.99°N 97.26°W
1:15 am CDT Jul 12, 2026
1am CDT Jul 12, 2026-6pm CDT Jul 18, 2026
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Hourly Weather Forecast
