National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sparta Upper Cumberland Regional Airport (KSRB)

Lat: 36.06°NLon: 85.53°WElev: 1024ft.

Partly Cloudy

64°F

18°C

Humidity 68%
Wind Speed S 13 mph
Barometer 30.18 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 3 Mar 5:50 pm CST
Extended Forecast for

Smithville TN

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 76. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. South wind 5 to 10 mph.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after noon. Partly sunny, with a high near 77. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 78. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 78 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before midnight. Cloudy, with a low around 56. Southwest wind around 5 mph. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 56. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 76. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 59. South wind 5 to 10 mph.
Thursday
A 20 percent chance of showers after noon. Partly sunny, with a high near 77. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 58. South wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62. South wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 78. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
Showers likely, mainly before midnight. Cloudy, with a low around 56. Southwest wind around 5 mph. Chance of precipitation is 70%.
Sunday
Showers likely, mainly after noon. Partly sunny, with a high near 70. Chance of precipitation is 60%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Monday
Showers likely. Partly sunny, with a high near 73. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers. Mostly clear, with a low around 58.
Tuesday
A 40 percent chance of showers. Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Smithville TN
 35.96°N 85.83°W (Elev. 1079 ft)
Last Update:
2:31 pm CST Mar 3, 2026
Forecast Valid:
6pm CST Mar 3, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation