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

75°F

24°C

Humidity 69%
Wind Speed E 8 mph
Barometer 30.16 in (1021.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 29 Mar 6:53 am EDT
Extended Forecast for

Key Biscayne FL

  • Today

    Today: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. Breezy, with an east wind 16 to 20 mph, with gusts as high as 23 mph.

    High: 78 °F

    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 74. Windy, with an east wind 22 to 24 mph.

    Low: 74 °F

    Windy. Slight
    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78. Windy, with an east wind around 22 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Windy. Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 74. Windy, with an east wind around 24 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Windy. Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly sunny, with a high near 78. Windy, with an east wind around 22 mph, with gusts as high as 25 mph.

    High: 78 °F

    Slight Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 74. Windy, with an east wind 21 to 24 mph.

    Low: 74 °F

    Mostly Cloudy
    and Windy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 79. Breezy, with an east wind 17 to 20 mph.

    High: 79 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 75. Windy, with an east wind 18 to 21 mph.

    Low: 75 °F

    Mostly Cloudy
    and Windy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Windy, with an east wind 18 to 21 mph.

    High: 79 °F

    Slight Chance
    T-storms and
    Windy

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. Breezy, with an east wind 16 to 20 mph, with gusts as high as 23 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 74. Windy, with an east wind 22 to 24 mph.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78. Windy, with an east wind around 22 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 74. Windy, with an east wind around 24 mph. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 78. Windy, with an east wind around 22 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 74. Windy, with an east wind 21 to 24 mph.
Wednesday
Mostly cloudy, with a high near 79. Breezy, with an east wind 17 to 20 mph.
Wednesday Night
Mostly cloudy, with a low around 75. Windy, with an east wind 18 to 21 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Windy, with an east wind 18 to 21 mph.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 75. Windy.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. Windy.
Friday Night
A slight chance of thunderstorms. Partly cloudy, with a low around 75. Windy. Chance of precipitation is 10%.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Key Biscayne FL
 25.69°N 80.17°W
Last Update:
3:47 am EDT Mar 29, 2026
Forecast Valid:
7am EDT Mar 29, 2026-6pm EDT Apr 4, 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