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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

Brownsville, Brownsville / South Padre Island International Airport (KBRO)

Lat: 25.91°NLon: 97.42°WElev: 23ft.

Fair

80°F

27°C

Humidity	85%
Wind Speed	N 9 mph
Barometer	29.94 in (1013.6 mb)
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	85°F (29°C)
Last update	4 Oct 7:53 pm CDT

More Information:

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

Extended Forecast for

Olmito TX

Tonight
Low: 75 °F
Showers
Likely
Monday
High: 86 °F
Showers
Monday Night
Low: 74 °F
Heavy Rain
Tuesday
High: 88 °F
Heavy Rain
Tuesday Night
Low: 73 °F
Chance
Showers
Wednesday
High: 91 °F
Chance
Showers
Wednesday Night
Low: 74 °F
Slight Chance
T-storms
Thursday
High: 90 °F
Chance
T-storms then
Showers
Likely
Thursday Night
Low: 74 °F
Chance
Showers

Detailed Forecast

Tonight

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 75. North wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Monday

Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 86. North wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Monday Night

Showers and thunderstorms before 3am, then showers and possibly a thunderstorm, mainly after 3am. Some of the storms could produce heavy rainfall. Low around 74. North wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Tuesday

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 88. North wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

Tuesday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 73. North northwest wind 6 to 10 mph. Chance of precipitation is 30%.

Wednesday

A chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 91. North northeast wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

Wednesday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. 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 90. North northeast wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

Thursday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 74. North northeast wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

Friday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. North wind 10 to 15 mph, with gusts as high as 26 mph.

Friday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. North wind 8 to 13 mph, with gusts as high as 22 mph.

Saturday

Mostly sunny, with a high near 91.

Saturday Night

Mostly clear, with a low around 72.

Sunday

Sunny, with a high near 94.