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

27°F

-3°C

Humidity 59%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 18 Jan 11:35 am CST
Extended Forecast for

Smithville TN

  • Today

    Today: Sunny, with a high near 33. Southwest wind around 5 mph.

    High: 33 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 19. West southwest wind 5 to 10 mph.

    Low: 19 °F

    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 32. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 32 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 9. Northwest wind around 5 mph becoming calm in the evening.

    Low: 9 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 34. Calm wind becoming south southwest around 5 mph.

    High: 34 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20. Calm wind becoming south around 5 mph after midnight.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of sprinkles after noon. Partly sunny, with a high near 46. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 46 °F

    Chance
    Sprinkles

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers before midnight, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 27. South southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Showers then
    Slight Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 42. Northwest wind around 5 mph.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 33. Southwest wind around 5 mph.
Tonight
Clear, with a low around 19. West southwest wind 5 to 10 mph.
M.L.King Day
Sunny, with a high near 32. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 9. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 34. Calm wind becoming south southwest around 5 mph.
Tuesday Night
Mostly clear, with a low around 20. Calm wind becoming south around 5 mph after midnight.
Wednesday
A chance of sprinkles after noon. Partly sunny, with a high near 46. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A slight chance of rain showers before midnight, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 27. South southwest wind around 5 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 42. Northwest wind around 5 mph.
Thursday Night
Mostly clear, with a low around 22.
Friday
Partly sunny, with a high near 51.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 37.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 51.
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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:
5:06 am CST Jan 18, 2026
Forecast Valid:
11am CST Jan 18, 2026-6pm CST Jan 24, 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