News Headlines
- The Potential for Wildfire Spread Remains Acute through 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 Now Severe (Level 2 of 4) to Exceptional (Level 4). Track Its Coverage Here.
- 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
- Understand Spring and Summer Hazardous Weather in the RGV with the 2026 Guide
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Partly Cloudy
77°F
25°C
| Humidity | 66% |
| Wind Speed | N 17 G 28 mph |
| Barometer | 30.31 in (1026.4 mb) |
| Dewpoint | 65°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 28 Mar 1:53 pm CDT |
Extended Forecast for
Port Isabel TX
This Afternoon
High: 76 °F
Slight Chance
ShowersTonight
Low: 69 °F
Slight Chance
Showers then
Partly CloudySunday
High: 77 °F
Slight Chance
ShowersSunday Night
Low: 70 °F
Partly Cloudy
Monday
High: 79 °F
Sunny
Monday Night
Low: 71 °F
Partly Cloudy
Tuesday
High: 79 °F
Mostly Sunny
then Mostly
Sunny and
BreezyTuesday Night
Low: 72 °F
Partly Cloudy
Wednesday
High: 80 °F
Mostly Sunny
then Sunny
and Breezy
Detailed Forecast
This Afternoon
A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 76. North northeast wind around 16 mph.
Tonight
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 69. East wind 7 to 13 mph.
Sunday
A 20 percent chance of showers between 1pm and 2pm. Mostly sunny, with a high near 77. East wind 6 to 14 mph.
Sunday Night
Partly cloudy, with a low around 70. Southeast wind 10 to 14 mph.
Monday
Sunny, with a high near 79. Southeast wind 10 to 17 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 71. Southeast wind 13 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 79. Breezy, with a south southeast wind 13 to 20 mph.
Tuesday Night
Partly cloudy, with a low around 72. Southeast wind 14 to 17 mph.
Wednesday
Mostly sunny, with a high near 80. Breezy, with a south southeast wind 14 to 20 mph.
Wednesday Night
Partly cloudy, with a low around 72. Southeast wind 14 to 16 mph.
Thursday
Mostly sunny, with a high near 80. Breezy, with a south southeast wind 16 to 22 mph.
Thursday Night
Mostly cloudy, with a low around 72. Breezy.
Friday
Mostly sunny, with a high near 81. 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 97.21°W
26.08°N 97.21°W
1:48 pm CDT Mar 28, 2026
2pm CDT Mar 28, 2026-6pm CDT Apr 3, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
