Weather in Key Biscayne, Florida, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Key Biscayne
Today |
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Temperature: 86°F Wind Speed: 7 mph Wind Direction: S Forecast: Showers and thunderstorms. Partly sunny. High near 86, with temperatures falling to around 81 in the afternoon. South wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible. |
Tonight |
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Temperature: 78°F Wind Speed: 7 mph Wind Direction: W Forecast: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 11pm. Mostly cloudy, with a low around 78. West wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible. |
Thursday |
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Temperature: 87°F Wind Speed: 3 to 8 mph Wind Direction: NW Forecast: A chance of showers and thunderstorms between 7am and 5pm, then showers and thunderstorms likely. Mostly sunny, with a high near 87. Heat index values as high as 100. Northwest wind 3 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
Thursday Night |
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Temperature: 78°F Wind Speed: 5 to 12 mph Wind Direction: W Forecast: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 11pm, then a chance of showers and thunderstorms between 11pm and 2am. Partly cloudy, with a low around 78. West wind 5 to 12 mph. Chance of precipitation is 60%. |
Friday |
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Temperature: 87°F Wind Speed: 12 to 15 mph Wind Direction: N Forecast: Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 87. North wind 12 to 15 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. |
Friday Night |
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Temperature: 78°F Wind Speed: 15 mph Wind Direction: N Forecast: Showers and thunderstorms likely before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 78. North wind around 15 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. |
Saturday |
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Temperature: 86°F Wind Speed: 9 to 15 mph Wind Direction: NE Forecast: A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 86. Northeast wind 9 to 15 mph. Chance of precipitation is 20%. |
Saturday Night |
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Temperature: 77°F Wind Speed: 13 mph Wind Direction: NE Forecast: A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Northeast wind around 13 mph. Chance of precipitation is 20%. |
Sunday |
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Temperature: 85°F Wind Speed: 7 to 12 mph Wind Direction: NE Forecast: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Northeast wind 7 to 12 mph. Chance of precipitation is 30%. |
Sunday Night |
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Temperature: 77°F Wind Speed: 9 mph Wind Direction: NE Forecast: A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 77. Chance of precipitation is 30%. |
Monday |
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Temperature: 85°F Wind Speed: 5 to 8 mph Wind Direction: E Forecast: A chance of showers and thunderstorms after 8am. Partly sunny, with a high near 85. Chance of precipitation is 30%. |
Monday Night |
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Temperature: 78°F Wind Speed: 8 mph Wind Direction: E Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 40%. |
Tuesday |
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Temperature: 85°F Wind Speed: 8 mph Wind Direction: E Forecast: A chance of showers and thunderstorms before 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 85. Chance of precipitation is 60%. |
Tuesday Night |
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Temperature: 79°F Wind Speed: 8 mph Wind Direction: SE Forecast: Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 79. |