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.

Mostly Cloudy

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 24 Jun 8:55 pm CDT
Extended Forecast for

Smithville TN

  • Tonight

    Tonight: Patchy fog between 2am and 4am. Otherwise, partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. Calm wind becoming south around 5 mph.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 88. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 72. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers and thunderstorms likely after 10am. Mostly sunny, with a high near 87. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 87 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. West southwest wind around 5 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog between 2am and 4am. Otherwise, partly cloudy, with a low around 60. Calm wind.
Thursday
Sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 67. Calm wind becoming south around 5 mph.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 88. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 72. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A chance of showers, then showers and thunderstorms likely after 10am. Mostly sunny, with a high near 87. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. West southwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 71. Calm wind.
Monday
Sunny, with a high near 94.
Monday Night
Clear, with a low around 71.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Sunny, with a high near 96.
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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:
6:51 pm CDT Jun 24, 2026
Forecast Valid:
9pm CDT Jun 24, 2026-6pm CDT Jul 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation