Current conditions at

Miami, Miami International Airport (KMIA)

Lat: 25.79°NLon: 80.32°WElev: 10ft.

Mostly Cloudy

86°F

30°C

Humidity 72%
Wind Speed SE 13 mph
Barometer 29.83 in (1010.2 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 7 Oct 1:53 pm EDT
Extended Forecast for

Key Biscayne FL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 88. Heat index values as high as 100. Southwest wind around 11 mph.

    High: 88 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 1am and 2am.  Mostly cloudy, with a low around 80. Southwest wind 5 to 7 mph.

    Low: 80 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 87. Heat index values as high as 100. South wind 5 to 10 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm.  Partly cloudy, with a low around 81. Southeast wind 6 to 9 mph.  Chance of precipitation is 30%.

    Low: 81 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Southeast wind around 14 mph, with gusts as high as 18 mph.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm.  Partly cloudy, with a low around 81. Windy, with a southeast wind 14 to 21 mph.  Chance of precipitation is 70%.

    Low: 81 °F

    Showers
    Likely and
    Windy

  • Saturday

    Saturday: Showers and possibly a thunderstorm.  High near 88. Windy, with a southeast wind 18 to 23 mph.  Chance of precipitation is 80%.

    High: 88 °F

    Showers and
    Windy

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 83. Breezy, with a southeast wind 15 to 20 mph.  Chance of precipitation is 60%.

    Low: 83 °F

    Showers
    Likely and
    Breezy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 8am.  Mostly sunny, with a high near 88. Breezy, with a southeast wind 11 to 18 mph.

    High: 88 °F

    Chance
    Showers and
    Breezy then
    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Heat index values as high as 100. Southwest wind around 11 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 1am and 2am. Mostly cloudy, with a low around 80. Southwest wind 5 to 7 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 87. Heat index values as high as 100. South wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 81. Southeast wind 6 to 9 mph. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Southeast wind around 14 mph, with gusts as high as 18 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Partly cloudy, with a low around 81. Windy, with a southeast wind 14 to 21 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm. High near 88. Windy, with a southeast wind 18 to 23 mph. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 83. Breezy, with a southeast wind 15 to 20 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 88. Breezy, with a southeast wind 11 to 18 mph.
Sunday Night
Partly cloudy, with a low around 82.
Columbus Day
Sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 79.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Key Biscayne FL
 25.69°N 80.17°W
2:32 pm EDT Oct 7, 2026
2pm EDT Oct 7, 2026-6pm EDT Oct 13, 2026
 
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Additional Resources

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