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.

A Few Clouds

69°F

21°C

Humidity 90%
Wind Speed Calm
Barometer 30.09 in (1018.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 28 Mar 5:53 am EDT
Extended Forecast for

Key Biscayne FL

  • Today

    Today: Sunny, with a high near 80. East wind 6 to 11 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 11pm. Partly cloudy, with a low around 73. Breezy, with a northeast wind 15 to 18 mph. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    Chance
    T-storms and
    Breezy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. Windy, with an east wind 21 to 24 mph, with gusts as high as 29 mph. New rainfall amounts between a half and three quarters of an inch possible.

    High: 77 °F

    Chance
    T-storms and
    Windy

  • Sunday Night

    Sunday Night: A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 73. Windy, with an east wind 25 to 28 mph. Chance of precipitation is 50%.

    Low: 73 °F

    Chance
    Showers and
    Windy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 78. Windy, with an east wind 22 to 24 mph. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers and
    Windy

  • Monday Night

    Monday Night: A 20 percent chance of showers before 2am. Partly cloudy, with a low around 74. Windy, with an east wind 24 to 26 mph.

    Low: 74 °F

    Slight Chance
    Showers and
    Windy

  • Tuesday

    Tuesday: A slight chance of showers between 8am and 2pm. Mostly sunny, with a high near 78. Windy, with an east wind 21 to 23 mph. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 74. Windy, with an east wind 22 to 24 mph.

    Low: 74 °F

    Mostly Cloudy
    and Windy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 79. Breezy, with an east wind 16 to 20 mph.

    High: 79 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 80. East wind 6 to 11 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 11pm. Partly cloudy, with a low around 73. Breezy, with a northeast wind 15 to 18 mph. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. Windy, with an east wind 21 to 24 mph, with gusts as high as 29 mph. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 73. Windy, with an east wind 25 to 28 mph. Chance of precipitation is 50%.
Monday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 78. Windy, with an east wind 22 to 24 mph. Chance of precipitation is 50%.
Monday Night
A 20 percent chance of showers before 2am. Partly cloudy, with a low around 74. Windy, with an east wind 24 to 26 mph.
Tuesday
A slight chance of showers between 8am and 2pm. Mostly sunny, with a high near 78. Windy, with an east wind 21 to 23 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 74. Windy, with an east wind 22 to 24 mph.
Wednesday
Mostly cloudy, with a high near 79. Breezy, with an east wind 16 to 20 mph.
Wednesday Night
Mostly cloudy, with a low around 74. Windy.
Thursday
Partly sunny, with a high near 79. Windy.
Thursday Night
Partly cloudy, with a low around 75. Windy.
Friday
Mostly sunny, with a high near 80. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Key Biscayne FL
 25.69°N 80.17°W
Last Update:
4:02 am EDT Mar 28, 2026
Forecast Valid:
6am EDT Mar 28, 2026-6pm EDT Apr 3, 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