Weather in Decatur, Tennessee, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Decatur
Tonight |
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Temperature: 72°F Wind Speed: 0 mph Wind Direction: Forecast: A slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 72. Heat index values as high as 96. Northwest wind around 0 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
Sunday |
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Temperature: 89°F Wind Speed: 0 mph Wind Direction: Forecast: A chance of showers and thunderstorms between 10am and 2pm, then showers and thunderstorms between 2pm and 3pm, then showers and thunderstorms likely. Mostly sunny, with a high near 89. Heat index values as high as 100. West wind around 0 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. |
Sunday Night |
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Temperature: 72°F Wind Speed: 0 mph Wind Direction: Forecast: Showers and thunderstorms likely before 2am. Partly cloudy, with a low around 72. Heat index values as high as 96. Northwest wind around 0 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
Monday |
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Temperature: 90°F Wind Speed: 0 mph Wind Direction: Forecast: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 102. Southwest wind around 0 mph. Chance of precipitation is 50%. |
Monday Night |
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Temperature: 73°F Wind Speed: 0 mph Wind Direction: Forecast: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Southwest wind around 0 mph. Chance of precipitation is 50%. |
Tuesday |
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Temperature: 90°F Wind Speed: 0 to 5 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms between 8am and 11am, then a chance of showers and thunderstorms. Partly sunny, with a high near 90. Southwest wind 0 to 5 mph. Chance of precipitation is 50%. |
Tuesday Night |
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Temperature: 73°F Wind Speed: 5 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 2am, then showers and thunderstorms likely. Partly cloudy, with a low around 73. Southwest wind around 5 mph. Chance of precipitation is 60%. |
Wednesday |
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Temperature: 88°F Wind Speed: 5 mph Wind Direction: W Forecast: Showers and thunderstorms likely before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 60%. |
Wednesday Night |
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Temperature: 67°F Wind Speed: 5 mph Wind Direction: N Forecast: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 50%. |
Thursday |
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Temperature: 84°F Wind Speed: 5 mph Wind Direction: NE Forecast: Mostly sunny, with a high near 84. |
Thursday Night |
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Temperature: 65°F Wind Speed: 0 to 5 mph Wind Direction: NE Forecast: Partly cloudy, with a low around 65. |
Friday |
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Temperature: 86°F Wind Speed: 0 mph Wind Direction: Forecast: Mostly sunny, with a high near 86. |
Friday Night |
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Temperature: 69°F Wind Speed: 0 mph Wind Direction: Forecast: A slight chance of rain showers after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 20%. |
Saturday |
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Temperature: 87°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: A slight chance of rain showers before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 87. |