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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.

Heavy Rain Fog/Mist

74°F

23°C

Humidity	94%
Wind Speed	NW 13 mph
Barometer	29.98 in (1015.3 mb)
Dewpoint	72°F (22°C)
Visibility	2.50 mi
Last update	4 Oct 9:53 pm CDT

More Information:

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

Extended Forecast for

Laguna Vista TX

Tonight
Low: 77 °F
Showers
Monday
High: 87 °F
Showers
Monday Night
Low: 76 °F
Showers
Tuesday
High: 88 °F
Showers
Tuesday Night
Low: 76 °F
Chance
Showers
Wednesday
High: 90 °F
Chance
Showers
Wednesday Night
Low: 76 °F
Chance
Showers then
Chance
T-storms
Thursday
High: 89 °F
Chance
T-storms then
Showers
Likely
Thursday Night
Low: 76 °F
Chance
Showers

Detailed Forecast

Tonight

Showers and possibly a thunderstorm. Low around 77. North wind 6 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10am. High near 87. North wind 9 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Monday Night

Showers and possibly a thunderstorm. Low around 76. North northeast wind 7 to 13 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Tuesday

Showers and possibly a thunderstorm. High near 88. North wind 11 to 17 mph. Chance of precipitation is 80%.

Tuesday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 76. North northeast wind 7 to 14 mph. Chance of precipitation is 40%.

Wednesday

A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 90. North northeast wind 10 to 17 mph. Chance of precipitation is 50%.

Wednesday Night

A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. North northeast wind 6 to 14 mph.

Thursday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 89. North wind 10 to 16 mph. Chance of precipitation is 70%.

Thursday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 76. North northeast wind 7 to 14 mph. Chance of precipitation is 50%.

Friday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Breezy, with a north northwest wind 10 to 18 mph.

Friday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. North wind 9 to 17 mph.

Saturday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.

Saturday Night

Mostly clear, with a low around 73.

Sunday

Mostly sunny, with a high near 91.