After a stretch of mostly dry days, rain chances increase on Key Biscayne this Thursday, with a mix of sun and clouds in the morning and scattered thunderstorms possibly developing this afternoon.

Today’s high will be around 89 degrees, with heat index values as high as 108 degrees. A Heat Advisory is in effect until 6 p.m. Winds will be out of the SSW at 10 to 15 mph.

Tonight, cloudy skies early with some clearing expected late and a low of 82 degrees.

Friday, a mix of sun and clouds with a stray shower or thunderstorm possible. The high will be around 88 degrees, with south winds at 10 to 15 mph.

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