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

86°F

30°C

Humidity 65%
Wind Speed NE 8 mph
Barometer 29.91 in (1013.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 29 Oct 2:53 pm EDT
Extended Forecast for

Key Biscayne FL

Coastal Flood Advisory October 29, 03:28pm until October 30, 08:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory October 29, 03:28pm until October 30, 08:00pm

    NOW until 8:00pm Fri

    Coastal Flood Advisory

  • This Afternoon

    High: 84 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 78. Northeast wind 8 to 10 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 84. Northeast wind 9 to 14 mph. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 79. Breezy, with a northeast wind around 16 mph. Chance of precipitation is 50%.

    Low: 79 °F

    Chance
    Showers then
    Chance
    T-storms and
    Breezy

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 84. Breezy, with an east wind around 18 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    High: 84 °F

    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 78. Windy, with an east wind around 22 mph. Chance of precipitation is 90%.

    Low: 78 °F

    Showers and
    Windy

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 83. Windy, with an east wind 20 to 22 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    High: 83 °F

    Showers and
    Windy

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 77. Breezy, with an east wind 18 to 20 mph. Chance of precipitation is 80%.

    Low: 77 °F

    Showers and
    Breezy

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 84. East wind around 9 mph.
Tonight
A slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 78. Northeast wind 8 to 10 mph. Chance of precipitation is 20%.
Friday
A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 84. Northeast wind 9 to 14 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 79. Breezy, with a northeast wind around 16 mph. Chance of precipitation is 50%.
Saturday
Showers and possibly a thunderstorm. High near 84. Breezy, with an east wind around 18 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 78. Windy, with an east wind around 22 mph. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. High near 83. Windy, with an east wind 20 to 22 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm. Low around 77. Breezy, with an east wind 18 to 20 mph. Chance of precipitation is 80%.
Monday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 83. Breezy, with an east wind 15 to 18 mph. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Chance of precipitation is 40%.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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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:
2:31 pm EDT Oct 29, 2026
Forecast Valid:
3pm EDT Oct 29, 2026-6pm EST Nov 4, 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