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
82°F
28°C
| Humidity | 85% |
| Wind Speed | SE 9 mph |
| Barometer | 29.96 in (1014.5 mb) |
| Dewpoint | 77°F (25°C) |
| Visibility | 10.00 mi |
| Heat Index | 90°F (32°C) |
| Last update | 5 Jul 11:53 pm CDT |
Extended Forecast for
5 Miles SSE Port Mansfield TX
Overnight
Low: 80 °F
Partly Cloudy
Monday
High: 87 °F
Mostly Sunny
Monday Night
Low: 80 °F
Partly Cloudy
Tuesday
High: 87 °F
Mostly Sunny
Tuesday Night
Low: 80 °F
Partly Cloudy
Wednesday
High: 88 °F
Sunny then
Mostly Sunny
and BreezyWednesday Night
Low: 80 °F
Mostly Clear
and Breezy
then Partly
CloudyThursday
High: 87 °F
Mostly Sunny
then Sunny
and BreezyThursday Night
Low: 81 °F
Partly Cloudy
and Breezy
then Mostly
Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 80. South southeast wind 10 to 13 mph.
Monday
Mostly sunny, with a high near 87. East southeast wind 8 to 16 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 80. South southeast wind 10 to 16 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 87. Southeast wind 9 to 16 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 80. South southeast wind 10 to 16 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 88. Breezy, with a southeast wind 8 to 18 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 80. Breezy, with a south southeast wind 11 to 18 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 87. Breezy, with a southeast wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 81. Breezy, with a south southeast wind 14 to 20 mph, with gusts as high as 26 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 26 mph.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 81. Breezy, with a south southeast wind 13 to 18 mph, with gusts as high as 25 mph.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 82.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles SSE Port Mansfield TX
26.49°N 97.4°W
26.49°N 97.4°W
12:00 am CDT Jul 6, 2026
12am CDT Jul 6, 2026-6pm CDT Jul 12, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
