Wednesday on Key Biscayne starts with scattered thunderstorms this morning, followed by mostly cloudy skies this afternoon. Additional thunderstorms are likely later in the day, with heavy and torrential downpours possible at times.

The rain will keep temperatures in check, with highs reaching to 80 to 81 degrees. Winds will be out of the NNE at 10 to 20 mph. Chance of rain: 70%.

Tonight, variable clouds with showers and scattered thunderstorms. Storms will be heavier during the evening hours. The low will be around 77 degrees, with NE winds at 10 to 15 mph.

Thursday, cloudy with occasional rain showers. The high will be around 81 degrees, with ESE winds at 10 to 20 mph. Chance of rain: 60%.

For hour-by-hour Key Biscayne weather updates and local radar, click here.