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.

Overcast

59°F

15°C

Humidity 87%
Wind Speed N 7 G 17 mph
Barometer 30.10 in (1019.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 Mar 10:53 pm EDT
Extended Forecast for

Key Biscayne FL

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 63. Windy, with a north wind around 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely and
    Windy

  • Wednesday

    Wednesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 72. Windy, with a north wind 18 to 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers and
    Windy then
    Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 69. Windy, with a north wind 23 to 28 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms and
    Windy

  • Thursday

    Thursday: A chance of thunderstorms before 8am. Partly sunny, with a high near 74. Windy, with a northeast wind 18 to 22 mph. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    T-storms and
    Windy then
    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 67. Windy, with a north wind 18 to 22 mph.

    Low: 67 °F

    Slight Chance
    Showers and
    Windy

  • Friday

    Friday: A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 75. Breezy, with a north wind 16 to 20 mph.

    High: 75 °F

    Slight Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 67. Breezy, with a northeast wind 13 to 16 mph.

    Low: 67 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Northeast wind around 11 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. East wind 8 to 11 mph.

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 63. Windy, with a north wind around 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 72. Windy, with a north wind 18 to 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 69. Windy, with a north wind 23 to 28 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of thunderstorms before 8am. Partly sunny, with a high near 74. Windy, with a northeast wind 18 to 22 mph. Chance of precipitation is 30%.
Thursday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 67. Windy, with a north wind 18 to 22 mph.
Friday
A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 75. Breezy, with a north wind 16 to 20 mph.
Friday Night
Mostly clear, with a low around 67. Breezy, with a northeast wind 13 to 16 mph.
Saturday
Sunny, with a high near 76. Northeast wind around 11 mph.
Saturday Night
Mostly clear, with a low around 70. East wind 8 to 11 mph.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 70.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Key Biscayne FL
 25.69°N 80.17°W
Last Update:
9:46 pm EDT Mar 17, 2026
Forecast Valid:
11pm EDT Mar 17, 2026-6pm EDT Mar 24, 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