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
65°F
18°C
| Humidity | 93% |
| Wind Speed | N 6 mph |
| Barometer | 29.88 in (1011.8 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 7.00 mi |
| Last update | 6 Dec 7:53 pm CST |
Extended Forecast for
10 Miles E Port Mansfield TX
Tonight
Low: 65 °F
Mostly Cloudy
then Patchy
FogSunday
High: 79 °F
Patchy Fog
then SunnySunday Night
Low: 59 °F
Mostly Clear
then Mostly
Clear and
BreezyMonday

High: 68 °F
Mostly Sunny
Monday Night

Low: 58 °F
Mostly Clear
Tuesday

High: 72 °F
Sunny
Tuesday Night

Low: 63 °F
Partly Cloudy
Wednesday

High: 79 °F
Sunny
Wednesday Night

Low: 66 °F
Mostly Clear
Detailed Forecast
Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 65. East southeast wind around 6 mph becoming west southwest after midnight.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 79. West southwest wind 5 to 9 mph becoming north northeast in the afternoon.
Sunday Night
Mostly clear, with a low around 59. Breezy, with a north wind 7 to 12 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 28 mph.
Monday
Mostly sunny, with a high near 68. North wind 13 to 17 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 58. Northeast wind 6 to 11 mph.
Tuesday
Sunny, with a high near 72. Northeast wind 6 to 8 mph becoming southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 63. South wind 6 to 9 mph.
Wednesday
Sunny, with a high near 79. South wind 9 to 14 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 66. South wind around 11 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 80. South wind 10 to 13 mph.
Thursday Night
Partly cloudy, with a low around 64. South southeast wind around 10 mph becoming north after midnight.
Friday
Mostly sunny, with a high near 75.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 61.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 72.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
10 Miles E Port Mansfield TX
26.56°N 97.27°W
26.56°N 97.27°W
8:30 pm CST Dec 6, 2025
8pm CST Dec 6, 2025-6pm CST Dec 13, 2025


