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

Hazardous Weather Conditions

Current conditions at

Miami, Miami International Airport (KMIA)

Lat: 25.79°NLon: 80.32°WElev: 10ft.

Mostly Cloudy

81°F

27°C

Humidity 79%
Wind Speed SE 10 G 22 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 26 May 3:53 am EDT
Extended Forecast for

Key Biscayne FL

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 85. Windy, with a southeast wind 18 to 23 mph.

    High: 85 °F

    Sunny and
    Windy then
    Slight Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 4am. Partly cloudy, with a low around 82. Breezy, with a southeast wind 17 to 20 mph.

    Low: 82 °F

    Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85. Breezy, with a southeast wind 17 to 20 mph.

    High: 85 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 81. Southeast wind around 14 mph. Chance of precipitation is 50%.

    Low: 81 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Southeast wind 11 to 13 mph. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 81. South wind 6 to 8 mph. Chance of precipitation is 60%.

    Low: 81 °F

    Showers
    Likely then
    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 85. South wind 6 to 10 mph. Chance of precipitation is 70%.

    High: 85 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 80. Southwest wind 7 to 9 mph. Chance of precipitation is 60%.

    Low: 80 °F

    T-storms
    Likely

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 84. South wind 6 to 9 mph. Chance of precipitation is 70%.

    High: 84 °F

    Chance
    T-storms then
    T-storms
    Likely

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 85. Windy, with a southeast wind 18 to 23 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 4am. Partly cloudy, with a low around 82. Breezy, with a southeast wind 17 to 20 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85. Breezy, with a southeast wind 17 to 20 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 81. Southeast wind around 14 mph. Chance of precipitation is 50%.
Thursday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Southeast wind 11 to 13 mph. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 81. South wind 6 to 8 mph. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 85. South wind 6 to 10 mph. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 80. Southwest wind 7 to 9 mph. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 84. South wind 6 to 9 mph. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 81. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 81. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Key Biscayne FL
 25.69°N 80.17°W
Last Update:
4:16 am EDT May 26, 2026
Forecast Valid:
4am EDT May 26, 2026-6pm EDT Jun 1, 2026
 
Forecast Discussion
 
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Additional Resources

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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