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.
Fog/Mist
66°F
19°C
| Humidity | 96% |
| Wind Speed | Calm |
| Barometer | 29.97 in (1014.8 mb) |
| Dewpoint | 65°F (18°C) |
| Visibility | 1.25 mi |
| Last update | 7 Dec 6:53 pm CST |
Extended Forecast for
Port Isabel TX
Tonight
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
Thursday Night
Low: 67 °F
Mostly Clear
Detailed Forecast
Tonight
Partly cloudy, with a low around 58. Breezy, with a north wind 8 to 13 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. Northeast wind 11 to 13 mph.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 72.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 73.
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
7:45 pm CST Dec 7, 2025
7pm CST Dec 7, 2025-6pm CST Dec 14, 2025
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