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.

Overcast

75°F

24°C

Humidity 65%
Wind Speed SW 17 G 25 mph
Barometer 30.03 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 7 Mar 2:15 pm CST
Extended Forecast for

Smithville TN

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 78. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms. Low around 54. Southwest wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers

  • Sunday

    Sunday: A 40 percent chance of showers, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 66. West northwest wind around 5 mph becoming calm in the afternoon.

    High: 66 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Patchy fog between 1am and 2am. Otherwise, partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 75. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 58. South wind around 5 mph. Chance of precipitation is 70%.

    Low: 58 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely before 9am, then showers likely and possibly a thunderstorm between 9am and noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 77. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 79. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 79 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 78. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms. Low around 54. Southwest wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 40 percent chance of showers, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 66. West northwest wind around 5 mph becoming calm in the afternoon.
Sunday Night
Patchy fog between 1am and 2am. Otherwise, partly cloudy, with a low around 48. Calm wind.
Monday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 75. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 58. South wind around 5 mph. Chance of precipitation is 70%.
Tuesday
Showers likely before 9am, then showers likely and possibly a thunderstorm between 9am and noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 77. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 79. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 40. Chance of precipitation is 90%.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 37.
Friday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Smithville TN
 35.96°N 85.8°W (Elev. 1050 ft)
Last Update:
1:46 pm CST Mar 7, 2026
Forecast Valid:
2pm CST Mar 7, 2026-6pm CDT Mar 13, 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