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Current Weather Conditions for Key Biscayne, FL

A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 106. South wind 6 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
88°F

Conditions

Wind: 6 mph SW
Humidity: 75%
Probability of Precipitation: 5%

Hourly Forcast (next 12 hours)

3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM
88° 88° 88° 89° 88° 87° 89° 88° 87° 87° 86° 86° 85°

Upcoming Week

Day Forecast High Low
This Afternoon
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 106. South wind 6 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
89°F 85°F
Tonight
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 82. Heat index values as high as 103. Southwest wind 6 to 10 mph. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.
89°F 85°F
Saturday
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms between 8am and 11am, then showers and thunderstorms likely. Mostly sunny, with a high near 90. Heat index values as high as 103. Southwest wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
89°F 85°F
Saturday Night
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 82. Southwest wind around 9 mph. Chance of precipitation is 60%.
89°F 85°F
Sunday
Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 11am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. Southwest wind 7 to 13 mph. Chance of precipitation is 40%.
89°F 85°F
Sunday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 82. Southwest wind 8 to 13 mph. Chance of precipitation is 40%.
89°F 85°F
Monday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 8am. Sunny, with a high near 90. South wind 7 to 10 mph. Chance of precipitation is 40%.
89°F 85°F
Monday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 82. Southwest wind 6 to 10 mph. Chance of precipitation is 40%.
89°F 85°F
Tuesday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 8am. Sunny, with a high near 89. East wind around 8 mph. Chance of precipitation is 40%.
89°F 85°F
Tuesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 40%.
89°F 85°F
Wednesday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 50%.
89°F 85°F
Wednesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 50%.
89°F 85°F
Thursday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 50%.
89°F 85°F
Thursday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 82.
89°F 85°F
Data provided by weather.gov