News Headlines
- New: Summer (June-August) Outlook - Wet Periods into June before Heat Rebuilds and Dryness/Drought Returns
- 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
- We're Hiring! If You're a Budding Meteorologist Looking for a Fulfilling Career, Apply Today to Join Our Team
- 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.
Partly Cloudy
80°F
27°C
| Humidity | 94% |
| Wind Speed | SE 7 mph |
| Barometer | 29.95 in (1014.0 mb) |
| Dewpoint | 78°F (26°C) |
| Visibility | 9.00 mi |
| Heat Index | 86°F (30°C) |
| Last update | 9 Jun 5:53 am CDT |
Extended Forecast for
Port Isabel TX
Today
High: 84 °F
Mostly Sunny
Tonight
Low: 83 °F
Partly Cloudy
Wednesday
High: 85 °F
Mostly Sunny
Wednesday Night
Low: 83 °F
Partly Cloudy
Thursday
High: 85 °F
Sunny then
Sunny and
BreezyThursday Night
Low: 83 °F
Mostly Clear
and Breezy
then Mostly
ClearFriday
High: 84 °F
Sunny
Friday Night
Low: 83 °F
Mostly Clear
then Slight
Chance
T-stormsSaturday
High: 84 °F
Chance
T-storms
Detailed Forecast
Today
Mostly sunny, with a high near 84. Southeast wind 11 to 15 mph.
Tonight
Partly cloudy, with a low around 83. East southeast wind around 14 mph.
Wednesday
Mostly sunny, with a high near 85. East southeast wind 11 to 17 mph.
Wednesday Night
Partly cloudy, with a low around 83. Southeast wind 13 to 17 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 85. Breezy, with a southeast wind 13 to 18 mph.
Thursday Night
Mostly clear, with a low around 83. Breezy, with a southeast wind 13 to 18 mph.
Friday
Sunny, with a high near 84. East southeast wind 11 to 17 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 83. Southeast wind 11 to 17 mph, with gusts as high as 22 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 84. East southeast wind 10 to 17 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 83. East southeast wind 13 to 17 mph.
Sunday
Mostly sunny, with a high near 85. Breezy, with a southeast wind 11 to 18 mph.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 84.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Breezy.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Port Isabel TX
26.08°N 97.24°W
26.08°N 97.24°W
6:45 am CDT Jun 9, 2026
6am CDT Jun 9, 2026-6pm CDT Jun 15, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
