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- New: Summer (June-August) Outlook - Wet Periods into June before Heat Rebuilds and Dryness/Drought Returns
- Check Out the 2026 Rio Grande Valley/Deep South Texas Hurricane Guide
- Guia de Huracanes 2026 del Valle del Rio Grande/Extremo Sur de Texas
- The 2026 Hurricane Season is Here! Are You Ready? Know Your Risk, Check Your Plans, Restock Your Kits, and More
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
A Few Clouds
88°F
31°C
| Humidity | 73% |
| Wind Speed | E 16 mph |
| Barometer | 29.90 in (1012.4 mb) |
| Dewpoint | 78°F (26°C) |
| Visibility | 10.00 mi |
| Heat Index | 102°F (39°C) |
| Last update | 1 Jun 2:53 pm CDT |
Extended Forecast for
Port Isabel TX
This Afternoon
High: 83 °F
Mostly Sunny
Tonight
Low: 80 °F
Partly Cloudy
Tuesday
High: 83 °F
Mostly Sunny
then Slight
Chance
T-stormsTuesday Night
Low: 80 °F
Increasing
CloudsWednesday
High: 82 °F
Slight Chance
T-stormsWednesday Night
Low: 80 °F
Partly Cloudy
Thursday
High: 83 °F
Partly Sunny
then Slight
Chance
T-stormsThursday Night
Low: 81 °F
Mostly Cloudy
Friday
High: 83 °F
Slight Chance
T-storms
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 83. East wind around 14 mph.
Tonight
Partly cloudy, with a low around 80. East wind 6 to 11 mph.
Tuesday
A slight chance of showers and thunderstorms between noon and 1pm. Mostly sunny, with a high near 83. Light southeast wind becoming east 9 to 14 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Increasing clouds, with a low around 80. East wind 5 to 11 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. Light east southeast wind becoming east northeast 9 to 14 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 80. East wind 6 to 13 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Light southeast wind becoming east 10 to 15 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 81. Southeast wind 9 to 13 mph.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Southeast wind 8 to 16 mph.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 81. Southeast wind 11 to 15 mph. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. South southeast wind 11 to 17 mph.
Saturday Night
Partly cloudy, with a low around 82.
Sunday
Partly sunny, with a high near 84.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Port Isabel TX
26.08°N 97.24°W
26.08°N 97.24°W
3:30 pm CDT Jun 1, 2026
3pm CDT Jun 1, 2026-6pm CDT Jun 7, 2026
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