News Headlines
- New: Review of Autumn 2025 in the RGV: Record to Near Record Heat, Worsening Drought, and Few and Far Between Rainstorms
- December 2025-February 2026 Outlook - Drier and Warmer than Normal Conditions Expected; Drought, Wildfire Potential, Water Supply Issues and Cold Fronts Remain In Focus
- Drought is Worsening and Increasing in Coverage Across the Area this Fall. Track Its Coverage Here.
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Overcast with Haze
72°F
22°C
| Humidity | 84% |
| Wind Speed | NW 6 mph |
| Barometer | 29.94 in (1013.7 mb) |
| Dewpoint | 67°F (19°C) |
| Visibility | 6.00 mi |
| Last update | 7 Dec 11:53 am CST |
Extended Forecast for
Port Isabel TX
This Afternoon
High: 79 °F
Decreasing
CloudsTonight
Low: 58 °F
Mostly Clear
then Mostly
Cloudy and
BreezyMonday
High: 67 °F
Decreasing
Clouds and
BreezyMonday Night
Low: 58 °F
Mostly Clear
Tuesday
High: 72 °F
Sunny
Tuesday Night
Low: 62 °F
Mostly Clear
Wednesday
High: 78 °F
Sunny
Wednesday Night
Low: 65 °F
Mostly Clear
Thursday
High: 81 °F
Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, then gradually becoming sunny, with a high near 79. West northwest wind around 7 mph becoming north northeast.
Tonight
Partly cloudy, with a low around 58. Breezy, with a north wind 7 to 12 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 28 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 67. Breezy, with a north wind 14 to 20 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 58. North northeast wind 6 to 11 mph.
Tuesday
Sunny, with a high near 72. North northeast wind 5 to 7 mph becoming east southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 62. East southeast wind around 6 mph becoming south after midnight.
Wednesday
Sunny, with a high near 78. South wind 6 to 13 mph.
Wednesday Night
Mostly clear, with a low around 65. South wind 8 to 10 mph.
Thursday
Sunny, with a high near 81. South southwest wind 8 to 14 mph.
Thursday Night
Mostly clear, with a low around 67. South wind 7 to 10 mph.
Friday
Mostly sunny, with a high near 79. South wind 7 to 14 mph becoming north northeast in the afternoon.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 62.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 72.
Additional Forecasts and Information
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Point Forecast:
Port Isabel TX
26.06°N 97.21°W
26.06°N 97.21°W
12:30 pm CST Dec 7, 2025
12pm CST Dec 7, 2025-6pm CST Dec 13, 2025
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