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New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus

Current conditions at

Port Isabel, Port Isabel-Cameron County Airport (KPIL)

Lat: 26.16°NLon: 97.34°WElev: 16ft.

Light Rain

78°F

26°C

Humidity	97%
Wind Speed	NW 10 mph
Barometer	29.87 in (1011.3 mb)
Dewpoint	77°F (25°C)
Visibility	10.00 mi
Heat Index	81°F (27°C)
Last update	3 Oct 9:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Laguna Heights TX

Tonight
Low: 77 °F
Showers
Sunday
High: 87 °F
Heavy Rain
Sunday Night
Low: 77 °F
Heavy Rain
Monday
High: 87 °F
Showers
Monday Night
Low: 76 °F
Showers
Tuesday
High: 87 °F
Showers
Likely and
Breezy
Tuesday Night
Low: 77 °F
Chance
Showers
Wednesday
High: 86 °F
Chance
T-storms and
Breezy
Wednesday Night
Low: 77 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

Tonight

Showers and possibly a thunderstorm. Low around 77. North northeast wind 8 to 11 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Sunday

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 87. North wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Sunday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 77. Northeast wind 6 to 14 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Monday

Showers and possibly a thunderstorm. High near 87. North wind 10 to 16 mph. Chance of precipitation is 90%.

Monday Night

Showers and possibly a thunderstorm. Low around 76. North northeast wind 9 to 15 mph. Chance of precipitation is 80%.

Tuesday

Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 87. Breezy, with a north wind 13 to 18 mph. Chance of precipitation is 70%.

Tuesday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. North wind 7 to 15 mph.

Wednesday

A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Breezy, with a north northeast wind 11 to 18 mph.

Wednesday Night

A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. North northeast wind 7 to 15 mph.

Thursday

A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Breezy, with a north northeast wind 10 to 18 mph.

Thursday Night

A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. North northeast wind 9 to 16 mph.

Friday

A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Breezy.