Current conditions at

Miami, Miami International Airport (KMIA)

Lat: 25.79°NLon: 80.32°WElev: 10ft.

Overcast

79°F

26°C

Humidity 77%
Wind Speed W 7 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 8 Dec 5:53 pm EST
Extended Forecast for

Key Biscayne FL

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 4am, then a slight chance of showers and thunderstorms after 4am.  Mostly cloudy, with a low around 72. Breezy, with a north wind 14 to 20 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Breezy.
    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 76. Windy, with a north wind 17 to 21 mph.  Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 1am.  Mostly cloudy, with a low around 72. Breezy, with a northeast wind 10 to 16 mph.

    Low: 72 °F

    Slight Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm.  Partly sunny, with a high near 79. Northeast wind 7 to 10 mph.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66. South wind 7 to 11 mph becoming northwest after midnight.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 76. Northwest wind 10 to 13 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68. North wind 7 to 9 mph.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78. East wind 8 to 11 mph.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 72. East wind around 9 mph.

    Low: 72 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 72. Breezy, with a north wind 14 to 20 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Windy, with a north wind 17 to 21 mph. Chance of precipitation is 40%.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 72. Breezy, with a northeast wind 10 to 16 mph.
Wednesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 79. Northeast wind 7 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 66. South wind 7 to 11 mph becoming northwest after midnight.
Thursday
Sunny, with a high near 76. Northwest wind 10 to 13 mph.
Thursday Night
Mostly clear, with a low around 68. North wind 7 to 9 mph.
Friday
Mostly sunny, with a high near 78. East wind 8 to 11 mph.
Friday Night
Mostly cloudy, with a low around 72. East wind around 9 mph.
Saturday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 79.
Saturday Night
Mostly cloudy, with a low around 73. Breezy.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 78. Breezy.
Sunday Night
Mostly cloudy, with a low around 72. Windy.
Monday
Mostly sunny, with a high near 78. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Key Biscayne FL
 25.69°N 80.17°W
2:32 pm EST Dec 8, 2025
6pm EST Dec 8, 2025-6pm EST Dec 15, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database