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: 77 °F
Areas Fog
then Mostly
SunnyTonight
Low: 60 °F
Mostly Clear
then Partly
Cloudy and
BreezyMonday
High: 67 °F
Mostly Sunny
and BreezyMonday Night
Low: 63 °F
Mostly Clear
Tuesday
High: 70 °F
Sunny
Tuesday Night
Low: 65 °F
Mostly Clear
Wednesday
High: 77 °F
Sunny
Wednesday Night
Low: 69 °F
Mostly Clear
Thursday
High: 79 °F
Sunny
Detailed Forecast
Today
Areas of fog between 7am and 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 77. Light and variable wind becoming north northeast 5 to 9 mph in the morning.
Tonight
Partly cloudy, with a low around 60. Breezy, with a north wind 9 to 14 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 30 mph.
Monday
Mostly sunny, with a high near 67. Breezy, with a north wind 17 to 22 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a steady temperature around 63. Northeast wind 6 to 15 mph.
Tuesday
Sunny, with a high near 70. Northeast wind 6 to 8 mph becoming east southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 65. East southeast wind 7 to 10 mph becoming south after midnight.
Wednesday
Sunny, with a high near 77. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 69. South wind around 14 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 79. South wind 13 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 68. South wind around 11 mph becoming west southwest after midnight.
Friday
Mostly sunny, with a high near 73. West southwest wind 10 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 61.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 68.
Additional Forecasts and Information
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Point Forecast:
Port Isabel TX
26.08°N 97.21°W
26.08°N 97.21°W
6:30 am CST Dec 7, 2025
6am CST Dec 7, 2025-6pm CST Dec 13, 2025
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