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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
- 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.
Fair
68°F
20°C
| Humidity | 84% |
| Wind Speed | S 7 mph |
| Barometer | 29.96 in (1014.3 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 27 Mar 3:53 am CDT |
Extended Forecast for
Port Isabel TX
Today
High: 82 °F
Sunny
Tonight
Low: 68 °F
Mostly Clear
Saturday
High: 78 °F
Chance
ShowersSaturday Night
Low: 67 °F
Mostly Clear
Sunday
High: 80 °F
Slight Chance
ShowersSunday Night
Low: 69 °F
Partly Cloudy
Monday
High: 81 °F
Mostly Sunny
then Mostly
Sunny and
BreezyMonday Night
Low: 70 °F
Partly Cloudy
Tuesday
High: 82 °F
Mostly Sunny
then Sunny
and Breezy
Detailed Forecast
Today
Sunny, with a high near 82. South southeast wind 13 to 16 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 68. East southeast wind 6 to 14 mph.
Saturday
A 40 percent chance of showers. Mostly sunny, with a high near 78. North northeast wind 6 to 16 mph.
Saturday Night
Mostly clear, with a low around 67. East southeast wind 6 to 14 mph.
Sunday
A 20 percent chance of showers before 1pm. Sunny, with a high near 80. East southeast wind 6 to 14 mph.
Sunday Night
Partly cloudy, with a low around 69. East southeast wind 10 to 13 mph.
Monday
Mostly sunny, with a high near 81. Breezy, with a southeast wind 9 to 18 mph.
Monday Night
Partly cloudy, with a low around 70. South southeast wind 11 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 82. Breezy, with a south southeast wind 11 to 20 mph, with gusts as high as 26 mph.
Tuesday Night
Partly cloudy, with a low around 71. Southeast wind 13 to 16 mph.
Wednesday
Mostly sunny, with a high near 82. Breezy, with a south southeast wind 13 to 21 mph.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
Partly sunny, with a high near 83. Breezy.
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
4:00 am CDT Mar 27, 2026
4am CDT Mar 27, 2026-6pm CDT Apr 2, 2026
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