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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.

Overcast

78°F

26°C

Humidity	87%
Wind Speed	NE 3 mph
Barometer	30.04 in (1017.2 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	18 Apr 11:53 pm CDT

More Information:

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

Extended Forecast for

8 Miles SSW Port Isabel TX

Overnight
Low: 68 °F
Showers
Likely
Sunday
High: 75 °F
Showers and
Breezy
Sunday Night
Low: 66 °F
Showers
Likely
Monday
High: 78 °F
Showers
Likely
Monday Night
Low: 70 °F
Chance
Showers
Tuesday
High: 82 °F
Chance
Showers
Tuesday Night
Low: 70 °F
Partly Cloudy
Wednesday
High: 84 °F
Mostly Sunny
Wednesday Night
Low: 72 °F
Mostly Clear

Detailed Forecast

Overnight

A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 68. 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, then showers and possibly a thunderstorm after 9am. High near 75. Breezy, with a north northeast wind 18 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday Night

Showers likely and possibly a thunderstorm. Cloudy, with a low around 66. East northeast wind 8 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. 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 15 mph, with gusts as high as 20 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 7 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 82. Southeast wind 6 to 15 mph.

Tuesday Night

Partly cloudy, with a low around 70. Southeast wind 7 to 11 mph.

Wednesday

Mostly sunny, with a high near 84. Southeast wind 6 to 15 mph.

Wednesday Night

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

Thursday

Mostly sunny, with a high near 84. Breezy, with a south southeast wind 9 to 18 mph.