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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.

Fair

78°F

26°C

Humidity	87%
Wind Speed	N 9 mph
Barometer	29.93 in (1013.4 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	4 Oct 6:53 pm CDT

More Information:

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

Extended Forecast for

Bayview TX

Tonight
Low: 76 °F
Showers
Monday
High: 87 °F
Heavy Rain
Monday Night
Low: 74 °F
Heavy Rain
Tuesday
High: 88 °F
Showers
Tuesday Night
Low: 74 °F
Chance
Showers
Wednesday
High: 90 °F
Chance
Showers
Wednesday Night
Low: 75 °F
Chance
Showers then
Chance
T-storms
Thursday
High: 89 °F
Chance
T-storms then
Showers
Likely
Thursday Night
Low: 75 °F
Chance
Showers

Detailed Forecast

Tonight

Showers and possibly a thunderstorm. Low around 76. North wind 6 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

Monday

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10am. Some of the storms could produce heavy rainfall. High near 87. North wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Monday Night

Showers and thunderstorms before 11pm, then showers and possibly a thunderstorm, mainly after 11pm. Some of the storms could produce heavy rainfall. Low around 74. North northeast wind 8 to 11 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 16 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

Tuesday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 74. North northeast wind 6 to 11 mph. Chance of precipitation is 30%.

Wednesday

A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 90. North wind 10 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

Wednesday Night

A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. North northeast wind 5 to 11 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 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

Thursday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 75. North northeast wind 6 to 11 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, with gusts as high as 24 mph.

Friday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. North wind 9 to 15 mph, with gusts as high as 20 mph.

Saturday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.

Saturday Night

Mostly clear, with a low around 72.

Sunday

Mostly sunny, with a high near 93.