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
79°F
26°C
| Humidity | 94% |
| Wind Speed | S 3 mph |
| Barometer | 29.95 in (1014.1 mb) |
| Dewpoint | 77°F (25°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 6 Jul 5:53 am CDT |
Extended Forecast for
Port Isabel TX
Today
High: 91 °F
Mostly Sunny
Tonight
Low: 80 °F
Mostly Clear
Tuesday
High: 91 °F
Mostly Sunny
Tuesday Night
Low: 80 °F
Mostly Clear
Wednesday
High: 90 °F
Mostly Sunny
Wednesday Night
Low: 80 °F
Partly Cloudy
Thursday
High: 89 °F
Slight Chance
T-stormsThursday Night
Low: 80 °F
Partly Cloudy
then Slight
Chance
T-stormsFriday
High: 87 °F
Chance
Showers and
Breezy
Detailed Forecast
Today
Mostly sunny, with a high near 91. South southeast wind 8 to 14 mph.
Tonight
Mostly clear, with a low around 80. Southeast wind 8 to 13 mph.
Tuesday
Mostly sunny, with a high near 91. Southeast wind 8 to 14 mph.
Tuesday Night
Mostly clear, with a low around 80. South southeast wind 9 to 13 mph.
Wednesday
Mostly sunny, with a high near 90. South southeast wind 8 to 16 mph.
Wednesday Night
Partly cloudy, with a low around 80. South southeast wind 9 to 14 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. South southeast wind 9 to 17 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 80. South southeast wind 13 to 16 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 87. Breezy, with a south southeast wind 14 to 18 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 81. Southeast wind 13 to 16 mph.
Saturday
Mostly sunny, with a high near 87. Southeast wind 15 to 17 mph.
Saturday Night
Partly cloudy, with a low around 81.
Sunday
Mostly sunny, with a high near 87.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Port Isabel TX
26.06°N 97.21°W
26.06°N 97.21°W
6:30 am CDT Jul 6, 2026
6am CDT Jul 6, 2026-6pm CDT Jul 12, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
