News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- October 1-7 Rainfall Improves Long-Term Drought, but Severe to Extreme Conditions Remain for Some. Click Here for Details.
- New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus
Hazardous Weather Conditions
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Fair
80°F
27°C
| Humidity | 74% |
| Wind Speed | SE 5 mph |
| Barometer | 29.96 in (1014.4 mb) |
| Dewpoint | 71°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 15 Oct 8:53 am CDT |
Extended Forecast for
4 Miles SSW Port Isabel TX
Wind Advisory October 16, 10:00am until October 17, 01:00pm
Today
High: 86 °F
Sunny
Tonight
Low: 77 °F
Mostly Clear
Friday
High: 84 °F
Sunny and
Breezy then
Chance
Showers and
WindyFriday Night
Low: 66 °F
Mostly Cloudy
and WindySaturday
High: 71 °F
Mostly Cloudy
and WindySaturday Night
Low: 66 °F
Partly Cloudy
and Breezy
then Mostly
CloudySunday
High: 76 °F
Partly Sunny
and BreezySunday Night
Low: 68 °F
Mostly Cloudy
Monday
High: 82 °F
Partly Sunny
Detailed Forecast
Today
Sunny, with a high near 86. Southeast wind around 15 mph.
Tonight
Mostly clear, with a low around 77. East southeast wind 5 to 10 mph becoming light and variable after midnight.
Friday
A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Increasing clouds, with a high near 84. Windy, with a north wind 7 to 17 mph increasing to 20 to 30 mph in the afternoon. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 66. Windy, with a north wind 29 to 31 mph, with gusts as high as 38 mph.
Saturday
Mostly cloudy, with a high near 71. Windy, with a north wind 25 to 31 mph, with gusts as high as 37 mph.
Saturday Night
Mostly cloudy, with a low around 66. Breezy, with a north wind 14 to 21 mph.
Sunday
Partly sunny, with a high near 76. Breezy, with a north northwest wind 17 to 20 mph.
Sunday Night
Mostly cloudy, with a low around 68. North northeast wind 8 to 13 mph becoming light.
Monday
Partly sunny, with a high near 82. North northeast wind 7 to 15 mph.
Monday Night
Mostly cloudy, with a low around 72. North northeast wind 5 to 10 mph becoming light northeast.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. East northeast wind 6 to 14 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Port Isabel TX
26.01°N 97.24°W
26.01°N 97.24°W
10:45 am CDT Oct 15, 2026
10am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
