News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- New: Hot, Windy, and Rain-Free Weather Since Late June Brought on a Rapid-Onset Drought to Portions of the RGV in Early August
- New: August-October 2026 Outlook - Hotter Than Normal And Mainly Dry Conditions Are Expected To Continue; Could Turn Wetter Towards The Fall; Heat Risk, Drought, Fire Weather, And Water Supply Issues Remain In Focus
- Notice: Rio Grande City NOAA Weather Radio Remains Out of Service Until Further Notice
- Check Out the 2026 Rio Grande Valley/Deep South Texas Hurricane Guide
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Fair
89°F
32°C
| Humidity | 68% |
| Wind Speed | SE 17 mph |
| Barometer | 29.96 in (1014.3 mb) |
| Dewpoint | 77°F (25°C) |
| Visibility | 10.00 mi |
| Heat Index | 102°F (39°C) |
| Last update | 11 Aug 6:53 pm CDT |
Extended Forecast for
7 Miles SSE Port Isabel TX
Tonight
Low: 80 °F
Mostly Clear
Wednesday
High: 93 °F
Sunny then
Sunny and
BreezyWednesday Night
Low: 81 °F
Mostly Clear
Thursday
High: 93 °F
Sunny and
BreezyThursday Night
Low: 81 °F
Mostly Clear
Friday
High: 92 °F
Mostly Sunny
Friday Night
Low: 80 °F
Partly Cloudy
Saturday
High: 92 °F
Mostly Sunny
Saturday Night
Low: 80 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 80. Southeast wind 10 to 14 mph.
Wednesday
Sunny, with a high near 93. Breezy, with a south southeast wind 10 to 20 mph.
Wednesday Night
Mostly clear, with a low around 81. South southeast wind 11 to 17 mph.
Thursday
Sunny, with a high near 93. Breezy, with a south southeast wind 13 to 20 mph.
Thursday Night
Mostly clear, with a low around 81. South southeast wind 10 to 17 mph.
Friday
Mostly sunny, with a high near 92. South southeast wind 11 to 17 mph.
Friday Night
Partly cloudy, with a low around 80. South southeast wind 9 to 15 mph.
Saturday
Mostly sunny, with a high near 92. East southeast wind 9 to 14 mph.
Saturday Night
Mostly clear, with a low around 80. Southeast wind 5 to 11 mph.
Sunday
Sunny, with a high near 92. East southeast wind 5 to 13 mph.
Sunday Night
Mostly clear, with a low around 79. Southeast wind 5 to 11 mph.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 80.
Tuesday
Sunny, with a high near 92.
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
7:30 pm CDT Aug 11, 2026
7pm CDT Aug 11, 2026-6pm CDT Aug 18, 2026
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