News Headlines
- New: Winter 2025/2026 Weather and Climate Summary for the RGV - Warm and Dry - and a Hard Freeze - Worsens Drought
- New: March-May (Spring 2026) Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, wildfire potential, water supply, and heat risk concerns are in focus
- The Potential for Wildfire Spread Will Remain Acute through Early March. Stop Wildfires Before they Start with Smokey Bear
- El riesgo de propagación de incendios forestales aumenta durante marzo. Revise estas medidas de prevención.
- Drought is Worsening and Increasing in Coverage Across the Area as We Head into Spring. Track Its Coverage Here.
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Light Rain and Breezy
83°F
28°C
| Humidity | 57% |
| Wind Speed | S 25 G 37 mph |
| Barometer | 29.93 in (1013.3 mb) |
| Dewpoint | 66°F (19°C) |
| Visibility | 10.00 mi |
| Heat Index | 85°F (29°C) |
| Last update | 5 Mar 11:53 am CST |
Extended Forecast for
12 Miles NNE Port Mansfield TX
This Afternoon
High: 80 °F
Mostly Sunny
and BreezyTonight
Low: 71 °F
Increasing
CloudsFriday
High: 81 °F
Slight Chance
Showers and
BreezyFriday Night
Low: 71 °F
Mostly Cloudy
Saturday
High: 81 °F
Partly Sunny
Saturday Night
Low: 71 °F
Chance
ShowersSunday
High: 80 °F
Chance
ShowersSunday Night
Low: 71 °F
Slight Chance
ShowersMonday
High: 81 °F
Mostly Cloudy
then Partly
Sunny and
Breezy
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 80. Breezy, with a southeast wind 18 to 21 mph, with gusts as high as 28 mph.
Tonight
Increasing clouds, with a low around 71. South southeast wind 14 to 16 mph, with gusts as high as 23 mph.
Friday
A 20 percent chance of showers between 3pm and 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 81. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 71. South southeast wind 13 to 15 mph, with gusts as high as 22 mph.
Saturday
Partly sunny, with a high near 81. South southeast wind 13 to 17 mph, with gusts as high as 23 mph.
Saturday Night
A chance of showers, with thunderstorms also possible after 3am. Increasing clouds, with a low around 71. Southeast wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 80. East southeast wind 8 to 13 mph.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 71. Southeast wind 8 to 10 mph.
Monday
Mostly cloudy, with a high near 81. Breezy, with a southeast wind 9 to 18 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 71. South southeast wind 14 to 16 mph, with gusts as high as 23 mph.
Tuesday
Mostly cloudy, with a high near 81. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 28 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 83.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
12 Miles NNE Port Mansfield TX
26.7°N 97.35°W
26.7°N 97.35°W
12:15 pm CST Mar 5, 2026
12pm CST Mar 5, 2026-6pm CDT Mar 11, 2026
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