National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

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

Lat: 25.91°NLon: 97.42°WElev: 23ft.

Fair

85°F

29°C

Humidity 80%
Wind Speed SE 9 mph
Barometer 29.80 in (1008.9 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 22 Sep 7:53 pm CDT
Extended Forecast for

7 Miles SSW Port Isabel TX

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 80. South southeast wind 7 to 9 mph.

    Low: 80 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Sunny, with a high near 92. South southeast wind 7 to 14 mph. Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 81. Southeast wind 8 to 11 mph.

    Low: 81 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 10am. Sunny, with a high near 93. South southeast wind 7 to 13 mph. Chance of precipitation is 40%.

    High: 93 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly clear, with a low around 79. Southeast wind 5 to 10 mph becoming light south after midnight. Chance of precipitation is 40%.

    Low: 79 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 90. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 80%.

    High: 90 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. East northeast wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 77 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. North northwest wind 6 to 11 mph becoming northeast in the afternoon.

    High: 89 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 1am. Mostly clear, with a low around 76. East wind 3 to 8 mph.

    Low: 76 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 80. South southeast wind 7 to 9 mph.
Tuesday
A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Sunny, with a high near 92. South southeast wind 7 to 14 mph. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 81. Southeast wind 8 to 11 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Sunny, with a high near 93. South southeast wind 7 to 13 mph. Chance of precipitation is 40%.
Wednesday Night
A slight chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly clear, with a low around 79. Southeast wind 5 to 10 mph becoming light south after midnight. Chance of precipitation is 40%.
Thursday
Showers and possibly a thunderstorm. High near 90. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. East northeast wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. North northwest wind 6 to 11 mph becoming northeast in the afternoon.
Friday Night
A 30 percent chance of showers, mainly after 1am. Mostly clear, with a low around 76. East wind 3 to 8 mph.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 89. East northeast wind 5 to 11 mph.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 76. East wind 5 to 8 mph.
Sunday
A 40 percent chance of showers. Mostly sunny, with a high near 89.
Sunday Night
A 40 percent chance of showers. Partly cloudy, with a low around 76.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Port Isabel TX
 25.97°N 97.26°W
Last Update:
8:45 pm CDT Sep 22, 2025
Forecast Valid:
8pm CDT Sep 22, 2025-6pm CDT Sep 29, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation