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.
Hazardous Weather Conditions
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Fog
63°F
17°C
| Humidity | 100% |
| Wind Speed | W 3 mph |
| Barometer | 29.88 in (1011.7 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 0.25 mi |
| Last update | 7 Dec 5:53 am CST |
Extended Forecast for
Port Isabel TX
Today
High: 79 °F
Patchy Fog
then Mostly
SunnyTonight
Low: 58 °F
Mostly Clear
then Partly
Cloudy and
BreezyMonday
High: 68 °F
Mostly Sunny
and BreezyMonday Night
Low: 56 °F
Mostly Clear
Tuesday
High: 72 °F
Sunny
Tuesday Night
Low: 62 °F
Mostly Clear
Wednesday
High: 79 °F
Sunny
Wednesday Night
Low: 67 °F
Mostly Clear
Thursday
High: 81 °F
Sunny
Detailed Forecast
Today
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming northwest 5 to 8 mph in the morning.
Tonight
Partly cloudy, with a low around 58. Breezy, with a north wind 9 to 14 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Monday
Mostly sunny, with a high near 68. Breezy, with a north wind 13 to 21 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 56. North northeast wind 6 to 11 mph.
Tuesday
Sunny, with a high near 72. Northeast wind 5 to 8 mph becoming east southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 62. East southeast wind 6 to 8 mph becoming south after midnight.
Wednesday
Sunny, with a high near 79. South wind 8 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 67. South wind around 11 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 81. South wind 10 to 14 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 65. South wind around 10 mph.
Friday
Mostly sunny, with a high near 75. West southwest wind 9 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 59.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 69.
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
6:00 am CST Dec 7, 2025
6am CST Dec 7, 2025-6pm CST Dec 13, 2025
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