News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- 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
- 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.
A Few Clouds
83°F
28°C
| Humidity | 85% |
| Wind Speed | S 7 mph |
| Barometer | 29.89 in (1012.1 mb) |
| Dewpoint | 78°F (26°C) |
| Visibility | 10.00 mi |
| Heat Index | 93°F (34°C) |
| Last update | 4 Aug 1:53 am CDT |
Extended Forecast for
6 Miles SE Port Isabel TX
Overnight
Low: 81 °F
Partly Cloudy
Tuesday
High: 86 °F
Mostly Sunny
then Sunny
and BreezyTuesday Night
Low: 82 °F
Mostly Clear
Wednesday
High: 85 °F
Sunny
Wednesday Night
Low: 81 °F
Mostly Clear
Thursday
High: 85 °F
Sunny
Thursday Night
Low: 81 °F
Mostly Clear
Friday
High: 85 °F
Sunny
Friday Night
Low: 80 °F
Mostly Clear
Detailed Forecast
Overnight
Partly cloudy, with a low around 81. South southeast wind around 10 mph.
Tuesday
Sunny, with a high near 86. Breezy, with a south southeast wind 13 to 18 mph.
Tuesday Night
Mostly clear, with a low around 82. Southeast wind 13 to 15 mph.
Wednesday
Sunny, with a high near 85. Southeast wind 13 to 16 mph.
Wednesday Night
Mostly clear, with a low around 81. Southeast wind 10 to 14 mph.
Thursday
Sunny, with a high near 85. South southeast wind 9 to 15 mph.
Thursday Night
Mostly clear, with a low around 81. South southeast wind 8 to 14 mph.
Friday
Sunny, with a high near 85. East southeast wind 7 to 14 mph.
Friday Night
Mostly clear, with a low around 80. East southeast wind 5 to 11 mph.
Saturday
Sunny, with a high near 87. Light south southeast wind becoming east 6 to 11 mph in the morning.
Saturday Night
Mostly clear, with a low around 80. East southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 81.
Monday
Sunny, with a high near 88.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
6 Miles SE Port Isabel TX
26.02°N 97.16°W
26.02°N 97.16°W
2:18 am CDT Aug 4, 2026
2am CDT Aug 4, 2026-6pm CDT Aug 10, 2026
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