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

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 31 Jul 1:35 am CDT
Extended Forecast for

Smithville TN

  • Overnight

    Overnight: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 88. Calm wind.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 70. Calm wind becoming south around 5 mph after midnight.

    Low: 70 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms, mainly before 10am, then showers and possibly a thunderstorm after 3pm. High near 86. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 86 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 10pm, then showers likely. Low around 68. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 68 °F

    Showers

  • Sunday

    Sunday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. South southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 83 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 66. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.

    High: 83 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 61. Calm wind.
Friday
Mostly sunny, with a high near 88. Calm wind.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 70. Calm wind becoming south around 5 mph after midnight.
Saturday
Showers and thunderstorms, mainly before 10am, then showers and possibly a thunderstorm after 3pm. High near 86. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 10pm, then showers likely. Low around 68. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. South southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Sunday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 66. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Monday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 66. Calm wind.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Smithville TN
 35.96°N 85.8°W (Elev. 1050 ft)
Last Update:
1:31 am CDT Jul 31, 2026
Forecast Valid:
1am CDT Jul 31, 2026-6pm CDT Aug 6, 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