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

36°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 30.27 in
Dewpoint 36°F (2°C)
Visibility 7.00 mi
Last update 21 Apr 4:15 am CDT
Extended Forecast for

Smithville TN

  • Today

    Today: Sunny, with a high near 77. South southeast wind 5 to 10 mph becoming west southwest in the morning.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Southwest wind around 5 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 78. West southwest wind 5 to 10 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming south southwest around 5 mph in the morning.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. South wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 58. South southwest wind around 5 mph. Chance of precipitation is 80%.

    Low: 58 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 75. South southwest wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 80%.

    High: 75 °F

    Showers

Detailed Forecast

Today
Sunny, with a high near 77. South southeast wind 5 to 10 mph becoming west southwest in the morning.
Tonight
Partly cloudy, with a low around 50. Southwest wind around 5 mph.
Wednesday
Sunny, with a high near 78. West southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 51. Calm wind.
Thursday
Sunny, with a high near 80. Calm wind becoming south southwest around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 56. South wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 58. South southwest wind around 5 mph. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. High near 75. South southwest wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 80%.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 56.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 56.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78. Chance of precipitation is 60%.
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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:
1:31 am CDT Apr 21, 2026
Forecast Valid:
4am CDT Apr 21, 2026-6pm CDT Apr 27, 2026
 
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