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.

Fog/Mist

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 70°F (21°C)
Visibility 4.00 mi
Last update 8 Jul 1:55 am CDT
Extended Forecast for

Smithville TN

  • Overnight

    Overnight: Areas of fog. Otherwise, mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Areas Fog

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 85. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    T-storms and
    Patchy Fog
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am, then a slight chance of showers and thunderstorms after 4am. Patchy fog between 9pm and 3am. Otherwise, partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 9am, then a chance of showers between 9am and 10am, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 87. Southwest wind around 5 mph. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 70. South southwest wind around 5 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday

    Friday: Showers and possibly a thunderstorm before 7am, then showers between 7am and 10am, then showers and possibly a thunderstorm after 10am. High near 87. Southwest wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 87 °F

    Showers

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. South southwest wind around 5 mph. Chance of precipitation is 70%.

    Low: 69 °F

    T-storms
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 85. West southwest wind around 5 mph. Chance of precipitation is 80%.

    High: 85 °F

    Showers
    Likely then
    Heavy Rain

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 50%.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a low around 68. Calm wind.
Wednesday
Showers and thunderstorms likely, mainly after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 85. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am, then a slight chance of showers and thunderstorms after 4am. Patchy fog between 9pm and 3am. Otherwise, partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%.
Thursday
A slight chance of showers and thunderstorms before 9am, then a chance of showers between 9am and 10am, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 87. Southwest wind around 5 mph. Chance of precipitation is 50%.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 70. South southwest wind around 5 mph.
Friday
Showers and possibly a thunderstorm before 7am, then showers between 7am and 10am, then showers and possibly a thunderstorm after 10am. High near 87. Southwest wind 5 to 10 mph. Chance of precipitation is 80%.
Friday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. South southwest wind around 5 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 85. West southwest wind around 5 mph. Chance of precipitation is 80%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 50%.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Mostly sunny, with a high near 88.
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Forecast Area
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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 8, 2026
Forecast Valid:
2am CDT Jul 8, 2026-6pm CDT Jul 14, 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