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WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
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

82°F

28°C

Humidity	88%
Wind Speed	N 14 mph
Barometer	29.81 in (1009.3 mb)
Dewpoint	78°F (26°C)
Visibility	10.00 mi
Heat Index	91°F (33°C)
Last update	3 Oct 3:53 pm CDT

More Information:

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

Extended Forecast for

2 Miles E Los Fresnos TX

This Afternoon
High: 90 °F
Showers
Likely
Tonight
Low: 75 °F
Showers
Sunday
High: 87 °F
Showers
Sunday Night
Low: 75 °F
Heavy Rain
Monday
High: 87 °F
Showers
Monday Night
Low: 74 °F
Showers
Likely
Tuesday
High: 89 °F
Showers
Likely
Tuesday Night
Low: 74 °F
Slight Chance
T-storms
Wednesday
High: 91 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

This Afternoon

Showers likely and possibly a thunderstorm before 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 90. North wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

Tonight

Showers and possibly a thunderstorm. Low around 75. North wind 9 to 11 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Sunday

Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 87. North wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Sunday Night

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9pm. Some of the storms could produce heavy rainfall. Low around 75. North northeast wind 7 to 11 mph. Chance of precipitation is 90%.

Monday

Showers and possibly a thunderstorm. High near 87. North wind 13 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

Monday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 74. North wind 9 to 13 mph. Chance of precipitation is 70%.

Tuesday

Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. North wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

Tuesday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. North northeast wind 5 to 11 mph.

Wednesday

A 40 percent chance of showers and thunderstorms. Sunny, with a high near 91. North northeast wind 10 to 16 mph, with gusts as high as 23 mph.

Wednesday Night

A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 74. North northeast wind 5 to 11 mph.

Thursday

A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. North wind 11 to 17 mph, with gusts as high as 24 mph.

Thursday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.

Friday

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.