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

88°F

31°C

Humidity 55%
Wind Speed SW 7 G 13 mph
Barometer 30.07 in
Dewpoint 70°F (21°C)
Visibility 8.00 mi
Heat Index93°F (34°C)
Last update 14 Oct 1:35 pm CDT
Extended Forecast for

Smithville TN

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 88. Southwest wind around 5 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers between 9pm and 11pm. Partly cloudy, with a low around 66. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph.

    High: 89 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. South southwest wind 5 to 10 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 75. South southwest wind 10 to 15 mph becoming northwest 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. North northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36. North northeast wind 5 to 10 mph.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 65. Calm wind becoming east around 5 mph.

    High: 65 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 88. Southwest wind around 5 mph.
Tonight
A slight chance of showers between 9pm and 11pm. Partly cloudy, with a low around 66. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 64. South southwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 75. South southwest wind 10 to 15 mph becoming northwest 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 41. North northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday
Mostly sunny, with a high near 59. North northeast wind around 15 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 36. North northeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 65. Calm wind becoming east around 5 mph.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Smithville TN
 35.96°N 85.83°W (Elev. 1079 ft)
Last Update:
1:31 pm CDT Oct 14, 2026
Forecast Valid:
2pm CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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