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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.
Overcast
74°F
23°C
| Humidity | 79% |
| Wind Speed | E 14 mph |
| Barometer | 29.99 in (1015.5 mb) |
| Dewpoint | 67°F (19°C) |
| Visibility | 10.00 mi |
| Last update | 8 Apr 5:53 pm CDT |
Extended Forecast for
Port Isabel TX
Tonight
Low: 71 °F
Mostly Cloudy
Thursday
High: 79 °F
Chance
ShowersThursday Night
Low: 70 °F
Showers
LikelyFriday
High: 80 °F
Chance
T-storms then
Chance
ShowersFriday Night
Low: 71 °F
Partly Cloudy
Saturday
High: 81 °F
Slight Chance
ShowersSaturday Night
Low: 72 °F
Mostly Cloudy
Sunday
High: 82 °F
Partly Sunny
and BreezySunday Night
Low: 73 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 71. East wind 6 to 13 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. East southeast wind 6 to 14 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. East wind 7 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80. East southeast wind 6 to 15 mph.
Friday Night
Partly cloudy, with a low around 71. East southeast wind 7 to 10 mph.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 81. East southeast wind 7 to 16 mph, with gusts as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 72. Southeast wind 13 to 15 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 82. Breezy, with a south southeast wind 13 to 21 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 73. Southeast wind 14 to 16 mph, with gusts as high as 22 mph.
Monday
Partly sunny, with a high near 82. Breezy, with a south southeast wind 15 to 22 mph.
Monday Night
Mostly cloudy, with a low around 73. Southeast wind around 17 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 83. Breezy.
Tuesday Night
Mostly cloudy, with a low around 73. Breezy.
Wednesday
Partly sunny, with a high near 83. Breezy.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Port Isabel TX
26.06°N 97.21°W
26.06°N 97.21°W
6:00 pm CDT Apr 8, 2026
6pm CDT Apr 8, 2026-6pm CDT Apr 15, 2026
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