Key Biscayne, FL Weather Forecast and Current Conditions (33149)

Day: Showers and thunderstorms likely before 8am, then a chance of showers and thunderstorms between 8am and 9am, then showers and thunderstorms likely between 9am and 11am, then showers and thunderstorms likely between 11am and noon, then showers and thunderstorms between noon and 4pm, then showers and thunderstorms likely. Partly sunny. High near 87, with temperatures falling to around 83 in the afternoon. Southwest wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Night: Showers and thunderstorms likely before 11pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 80. Southwest wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Day: Showers and thunderstorms likely before 8am, then showers and thunderstorms likely. Partly sunny, with a high near 87. Southwest wind around 12 mph. Chance of precipitation is 70%.

Night: Showers and thunderstorms likely before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 81. South wind around 10 mph. Chance of precipitation is 70%.

Day: A chance of showers and thunderstorms before 8am, then showers and thunderstorms likely between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 87. South wind around 9 mph. Chance of precipitation is 70%.

Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 80. South wind around 8 mph. Chance of precipitation is 70%.

Day: A chance of showers and thunderstorms before 8am, then showers and thunderstorms likely between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 88. South wind around 8 mph. Chance of precipitation is 70%.

Night: Showers and thunderstorms likely before 8pm, then showers and thunderstorms likely between 8pm and 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 81. Southeast wind around 8 mph. Chance of precipitation is 70%.

Day: A chance of showers and thunderstorms before 8am, then showers and thunderstorms likely between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 70%.

Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 81. Chance of precipitation is 70%.

Day: Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 70%.

Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 81. Chance of precipitation is 70%.

Day: Showers and thunderstorms likely. Partly sunny, with a high near 87.