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.

Fog/Mist

28°F

-2°C

Humidity 100%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 28°F (-2°C)
Visibility 5.00 mi
Last update 6 Dec 8:15 pm CST
Extended Forecast for

Smithville TN

  • Tonight

    Tonight: Patchy fog before 9pm. Otherwise, increasing clouds, with a low around 30. Calm wind.

    Low: 30 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 49. South wind around 5 mph becoming calm in the afternoon.

    High: 49 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers, mainly between 8pm and midnight. Cloudy, with a low around 34. Calm wind becoming north around 5 mph after midnight.

    Low: 34 °F

    Chance
    Showers

  • Monday

    Monday: Mostly cloudy, with a high near 41. North wind 5 to 10 mph.

    High: 41 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Patchy fog between midnight and 2am. Otherwise, partly cloudy, with a low around 24. Calm wind becoming south around 5 mph.

    Low: 24 °F

    Patchy Fog

  • Tuesday

    Tuesday: Sunny, with a high near 49. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 33. West southwest wind around 5 mph becoming south after midnight.

    Low: 33 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog before 9pm. Otherwise, increasing clouds, with a low around 30. Calm wind.
Sunday
Mostly cloudy, with a high near 49. South wind around 5 mph becoming calm in the afternoon.
Sunday Night
A 40 percent chance of showers, mainly between 8pm and midnight. Cloudy, with a low around 34. Calm wind becoming north around 5 mph after midnight.
Monday
Mostly cloudy, with a high near 41. North wind 5 to 10 mph.
Monday Night
Patchy fog between midnight and 2am. Otherwise, partly cloudy, with a low around 24. Calm wind becoming south around 5 mph.
Tuesday
Sunny, with a high near 49. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 35. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 54. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 33. West southwest wind around 5 mph becoming south after midnight.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 48.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Smithville TN
 35.96°N 85.83°W (Elev. 1079 ft)
Last Update:
6:12 pm CST Dec 6, 2025
Forecast Valid:
8pm CST Dec 6, 2025-6pm CST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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