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.

Fair

26°C

79°F

Humidity 51%
Wind Speed Vrbl 7 km/h
Barometer 30.04 in
Dewpoint 15°C (59°F)
Visibility 14 km
Heat Index27°C (80°F)
Last update 6 Oct 1:55 pm CDT
Extended Forecast for

Smithville TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 28. Calm wind.

    High: 28 °C

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 12. Calm wind becoming south 5 to 10 km/h after midnight.

    Low: 12 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 28. West southwest wind 5 to 10 km/h.

    High: 28 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 12. Calm wind.

    Low: 12 °C

    Mostly Clear

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, sunny, with a high near 29. Calm wind becoming north northwest 5 to 10 km/h in the afternoon.

    High: 29 °C

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 12. Calm wind.

    Low: 12 °C

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 29. East northeast wind 5 to 10 km/h.

    High: 29 °C

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 13. Southeast wind 5 to 10 km/h.

    Low: 13 °C

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 27. East southeast wind 5 to 10 km/h increasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 30 km/h.

    High: 27 °C

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 28. Calm wind.
Tonight
Mostly clear, with a low around 12. Calm wind becoming south 5 to 10 km/h after midnight.
Wednesday
Sunny, with a high near 28. West southwest wind 5 to 10 km/h.
Wednesday Night
Mostly clear, with a low around 12. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 29. Calm wind becoming north northwest 5 to 10 km/h in the afternoon.
Thursday Night
Mostly clear, with a low around 12. Calm wind.
Friday
Sunny, with a high near 29. East northeast wind 5 to 10 km/h.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 13. Southeast wind 5 to 10 km/h.
Saturday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 27. East southeast wind 5 to 10 km/h increasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 30 km/h.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 23. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 13.
Columbus Day
A 20 percent chance of showers. Partly sunny, with a high near 24.
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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 m)
Last Update:
1:31 pm CDT Oct 6, 2026
Forecast Valid:
2pm CDT Oct 6, 2026-6pm CDT Oct 12, 2026
 
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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