News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- Notice: Rio Grande City NOAA Weather Radio Remains Out of Service Until Further Notice
- 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
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Fair
85°F
29°C
| Humidity | 80% |
| Wind Speed | S 10 mph |
| Barometer | 29.96 in (1014.5 mb) |
| Dewpoint | 78°F (26°C) |
| Visibility | 8.00 mi |
| Heat Index | 97°F (36°C) |
| Last update | 30 Jul 8:53 am CDT |
Extended Forecast for
4 Miles SSW Port Isabel TX
Today
High: 90 °F
Partly Sunny
then Mostly
Sunny and
BreezyTonight
Low: 81 °F
Partly Cloudy
Friday
High: 90 °F
Mostly Sunny
then Mostly
Sunny and
BreezyFriday Night
Low: 81 °F
Partly Cloudy
Saturday
High: 90 °F
Mostly Sunny
Saturday Night
Low: 81 °F
Mostly Clear
Sunday
High: 91 °F
Sunny
Sunday Night
Low: 80 °F
Mostly Clear
Monday
High: 94 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 90. Breezy, with a south southeast wind 11 to 18 mph.
Tonight
Partly cloudy, with a low around 81. Southeast wind 9 to 16 mph.
Friday
Mostly sunny, with a high near 90. Breezy, with a south southeast wind 9 to 18 mph.
Friday Night
Partly cloudy, with a low around 81. South southeast wind 10 to 16 mph.
Saturday
Mostly sunny, with a high near 90. South southeast wind 10 to 17 mph.
Saturday Night
Mostly clear, with a low around 81. South southeast wind 10 to 15 mph.
Sunday
Sunny, with a high near 91. Southeast wind 9 to 16 mph.
Sunday Night
Mostly clear, with a low around 80. South wind 7 to 13 mph.
Monday
Mostly sunny, with a high near 94. Southeast wind 6 to 16 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 80. South southeast wind 9 to 14 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 93. Southeast wind 9 to 16 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 80.
Wednesday
Mostly sunny, with a high near 92.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Port Isabel TX
26.01°N 97.24°W
26.01°N 97.24°W
9:45 am CDT Jul 30, 2026
9am CDT Jul 30, 2026-6pm CDT Aug 5, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
