Current conditions at

Miami, Miami International Airport (KMIA)

Lat: 25.79°NLon: 80.32°WElev: 10ft.

Overcast

85°F

29°C

Humidity 77%
Wind Speed SE 10 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 3 Oct 9:53 am EDT
Extended Forecast for

Key Biscayne FL

  • Today

    Today: Partly sunny, with a high near 87. Heat index values as high as 101. Breezy, with an east wind 14 to 16 mph, with gusts as high as 20 mph.

    High: 87 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 82. Breezy, with an east wind 16 to 18 mph.

    Low: 82 °F

    Breezy.
    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87. Heat index values as high as 100. Southeast wind 13 to 15 mph.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 82. East wind around 10 mph.

    Low: 82 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 87. Southeast wind around 9 mph.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 80. Southeast wind around 5 mph.

    Low: 80 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 87. South wind 6 to 9 mph.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am.  Mostly cloudy, with a low around 79. South wind around 6 mph.

    Low: 79 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Mostly sunny, with a high near 87. South wind 7 to 10 mph.  Chance of precipitation is 60%.

    High: 87 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 87. Heat index values as high as 101. Breezy, with an east wind 14 to 16 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 82. Breezy, with an east wind 16 to 18 mph.
Sunday
Mostly sunny, with a high near 87. Heat index values as high as 100. Southeast wind 13 to 15 mph.
Sunday Night
Partly cloudy, with a low around 82. East wind around 10 mph.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Southeast wind around 9 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 80. Southeast wind around 5 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. South wind 6 to 9 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 79. South wind around 6 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 87. South wind 7 to 10 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 79. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely. Mostly sunny, with a high near 87. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 79. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Key Biscayne FL
 25.69°N 80.17°W
4:17 am EDT Oct 3, 2026
10am EDT Oct 3, 2026-6pm EDT Oct 9, 2026
 
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Additional Resources

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