News Headlines
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- New! Understand Spring and Summer Hazardous Weather in the RGV with the 2026 Guide
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- 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
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Mostly Cloudy
75°F
24°C
| Humidity | 90% |
| Wind Speed | SE 16 G 24 mph |
| Barometer | 29.97 in (1014.8 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Last update | 9 Mar 10:53 pm CDT |
Extended Forecast for
Port Isabel TX
Tonight
Low: 71 °F
Mostly Cloudy
Tuesday
High: 83 °F
Partly Sunny
and BreezyTuesday Night
Low: 72 °F
Mostly Cloudy
and Breezy
then Mostly
CloudyWednesday
High: 87 °F
Mostly Sunny
Wednesday Night
Low: 64 °F
Mostly Clear
Thursday
High: 74 °F
Sunny and
BreezyThursday Night
Low: 60 °F
Mostly Clear
Friday
High: 77 °F
Sunny
Friday Night
Low: 65 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly cloudy, with a low around 71. South southeast wind 11 to 13 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 83. Breezy, with a south southeast wind 13 to 22 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly cloudy, with a low around 72. Breezy, with a south southeast wind 15 to 18 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 87. South wind 11 to 14 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 64. Southeast wind 5 to 13 mph becoming north after midnight.
Thursday
Sunny, with a high near 74. Breezy, with a north wind 17 to 21 mph.
Thursday Night
Mostly clear, with a low around 60. East northeast wind 5 to 14 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 77. Light east wind becoming southeast 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 65. Southeast wind 8 to 10 mph.
Saturday
Sunny, with a high near 80. South southeast wind 8 to 16 mph.
Saturday Night
Mostly clear, with a low around 68. South southeast wind around 14 mph.
Sunday
Sunny, with a high near 82. Breezy.
Sunday Night
Mostly clear, with a low around 67.
Monday
Partly sunny, with a high near 79.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Port Isabel TX
26.06°N 97.21°W
26.06°N 97.21°W
11:45 pm CDT Mar 9, 2026
11pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
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