Weather Forecast for
Jefferson County, TN


This Afternoon: A 40 percent chance of showers and thunderstorms. Some of the storms could be severe. Mostly sunny and hot, with a high near 93. Heat index values as high as 100. West wind around 10 mph.

Tonight: Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 1am. Some of the storms could be severe. Mostly cloudy, with a low around 71. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday: Partly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon.

Tuesday Night: Partly cloudy, with a low around 66. Northwest wind around 5 mph becoming calm.

Wednesday: Mostly sunny, with a high near 89. Calm wind.

Wednesday Night: Mostly clear, with a low around 69. Calm wind.

Thursday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.

Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.

Friday: A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.

Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 66. Chance of precipitation is 60%.

Saturday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.

Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.

Sunday: Mostly sunny, with a high near 86.

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