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- New: April-June 2026 Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, heat risk increases, occasional heavy rain/flooding, & water supply issues are in focus
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Light Rain
63°F
17°C
| Humidity | 93% |
| Wind Speed | NW 18 mph |
| Barometer | 30.18 in (1022.0 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 5 Apr 11:53 am CDT |
Extended Forecast for
Port Isabel TX
This Afternoon
High: 72 °F
Showers and
BreezyTonight
Low: 65 °F
Showers and
BreezyMonday
High: 69 °F
Showers
Likely and
BreezyMonday Night
Low: 65 °F
Slight Chance
ShowersTuesday
High: 73 °F
Slight Chance
ShowersTuesday Night
Low: 68 °F
Slight Chance
ShowersWednesday
High: 76 °F
Slight Chance
ShowersWednesday Night
Low: 71 °F
Mostly Cloudy
Thursday
High: 77 °F
Mostly Cloudy
then Slight
Chance
T-storms
Detailed Forecast
This Afternoon
Showers and possibly a thunderstorm. High near 72. Breezy, with a north wind 22 to 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers and thunderstorms after 4am. Low around 65. Breezy, with a north wind 20 to 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers likely, mainly between 7am and 1pm. Mostly cloudy, with a high near 69. Breezy, with a north wind 21 to 24 mph. Chance of precipitation is 60%.
Monday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 65. North wind 8 to 16 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 73. North northeast wind 8 to 13 mph.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 68. East wind 6 to 11 mph.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 76. East wind 6 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 71. East wind 6 to 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. East southeast wind 5 to 14 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. East southeast wind 8 to 11 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. East southeast wind 7 to 16 mph.
Friday Night
Partly cloudy, with a low around 72.
Saturday
Partly sunny, with a high near 79. Breezy.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Port Isabel TX
26.08°N 97.21°W
26.08°N 97.21°W
11:45 am CDT Apr 5, 2026
12pm CDT Apr 5, 2026-6pm CDT Apr 11, 2026
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