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New: April-June 2026 Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, heat risk increases, occasional heavy rain/flooding, & water supply issues are in focus

Current conditions at

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

Lat: 25.91°NLon: 97.42°WElev: 23ft.

A Few Clouds

79°F

26°C

Humidity	82%
Wind Speed	E 8 mph
Barometer	29.95 in (1014.0 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	82°F (28°C)
Last update	18 Apr 8:53 pm CDT

More Information:

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

Extended Forecast for

8 Miles SSE Port Isabel TX

Tonight
Low: 69 °F
Cloudy then
Showers
Likely
Sunday
High: 75 °F
Showers
Likely and
Breezy
Sunday Night
Low: 66 °F
Showers
Monday
High: 78 °F
Showers
Likely
Monday Night
Low: 70 °F
Chance
Showers
Tuesday
High: 81 °F
Chance
Showers
Tuesday Night
Low: 71 °F
Partly Cloudy
Wednesday
High: 82 °F
Mostly Sunny
Wednesday Night
Low: 72 °F
Mostly Clear

Detailed Forecast

Tonight

A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 69. North northeast wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

Sunday

A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then showers likely and possibly a thunderstorm after 10am. Cloudy, with a high near 75. Breezy, with a northeast wind 18 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday Night

Showers and possibly a thunderstorm. Low around 66. Northeast wind 8 to 17 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Monday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. East wind 8 to 16 mph. Chance of precipitation is 70%.

Monday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. East wind 8 to 14 mph, with gusts as high as 20 mph.

Tuesday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. Southeast wind 7 to 15 mph.

Tuesday Night

Partly cloudy, with a low around 71. Southeast wind 7 to 13 mph.

Wednesday

Mostly sunny, with a high near 82. Southeast wind 7 to 16 mph.

Wednesday Night

Mostly clear, with a low around 72. East southeast wind 9 to 11 mph.