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

Miami, Miami International Airport (KMIA)

Lat: 25.79°NLon: 80.32°WElev: 10ft.

Mostly Cloudy

85°F

29°C

Humidity 75%
Wind Speed S 6 mph
Barometer 29.93 in (1013.4 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 2 Sep 6:53 pm EDT
Extended Forecast for

Brownsville FL

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 79. Light and variable wind. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 79 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 106. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 91 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 80. Southeast wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 80 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 90. Heat index values as high as 101. Southeast wind 3 to 8 mph. Chance of precipitation is 70%.

    High: 90 °F

    Showers
    Likely then
    T-storms
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 81. Southeast wind around 5 mph becoming calm in the evening.

    Low: 81 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms. High near 90. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 90%.

    High: 90 °F

    T-storms
    Likely then
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms, mainly before 8pm. Low around 79. Calm wind. Chance of precipitation is 80%.

    Low: 79 °F

    T-storms then
    Slight Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms. High near 90. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 90 °F

    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms, mainly before 8pm. Low around 79. Light south wind. Chance of precipitation is 80%.

    Low: 79 °F

    T-storms then
    Chance
    T-storms

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 79. Light and variable wind. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 106. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 80. Southeast wind 3 to 5 mph. Chance of precipitation is 40%.
Friday
Showers and thunderstorms likely, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 90. Heat index values as high as 101. Southeast wind 3 to 8 mph. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 81. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Showers and thunderstorms. High near 90. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 90%.
Saturday Night
Showers and thunderstorms, mainly before 8pm. Low around 79. Calm wind. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms. High near 90. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%.
Sunday Night
Showers and thunderstorms, mainly before 8pm. Low around 79. Light south wind. Chance of precipitation is 80%.
Labor Day
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 91. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms. Low around 78. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 79. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Brownsville FL
 25.81°N 80.23°W
Last Update:
4:31 pm EDT Sep 2, 2026
Forecast Valid:
7pm EDT Sep 2, 2026-6pm EDT Sep 9, 2026
 
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