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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

78°F

26°C

Humidity	93%
Wind Speed	NE 7 mph
Barometer	29.84 in (1010.5 mb)
Dewpoint	76°F (24°C)
Visibility	7.00 mi
Heat Index	81°F (27°C)
Last update	4 Oct 4:53 am CDT

More Information:

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

Extended Forecast for

7 Miles ESE Rio Hondo TX

Overnight
Low: 75 °F
Showers
Sunday
High: 86 °F
Showers
Sunday Night
Low: 75 °F
Showers
Monday
High: 86 °F
Showers
Monday Night
Low: 74 °F
Showers
Likely
Tuesday
High: 88 °F
Showers
Likely
Tuesday Night
Low: 73 °F
Mostly Clear
Wednesday
High: 91 °F
Chance
Showers
Wednesday Night
Low: 74 °F
Chance
Showers

Detailed Forecast

Overnight

Showers and possibly a thunderstorm. Low around 75. North wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

Sunday

Showers and possibly a thunderstorm. High near 86. North wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Sunday Night

Showers and possibly a thunderstorm. Low around 75. North wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Monday

Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm. High near 86. North wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

Monday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 74. North northeast wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

Tuesday

Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 88. North wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

Tuesday Night

Mostly clear, with a low around 73. North northeast wind 5 to 11 mph.

Wednesday

A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. North northeast wind 9 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

Wednesday Night

A 30 percent chance of showers, mainly after 1am. Mostly clear, with a low around 74. North northeast wind 5 to 10 mph.

Thursday

A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 88. North northeast wind 10 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

Thursday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. North northeast wind 6 to 11 mph.

Friday

Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 89. Chance of precipitation is 60%.

Friday Night

A 30 percent chance of showers. Mostly cloudy, with a low around 72.

Saturday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.