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.

Light Drizzle Fog/Mist

57°F

14°C

Humidity 100%
Wind Speed S 5 mph
Barometer 29.82 in
Dewpoint 57°F (14°C)
Visibility 2.00 mi
Last update 18 Feb 5:35 pm CST
Extended Forecast for

Smithville TN

  • This Afternoon

    This Afternoon: A 40 percent chance of showers. Cloudy, with a high near 63. South southwest wind around 5 mph.

    High: 63 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers likely, with thunderstorms also possible after 3am. Mostly cloudy, with a low around 56. South southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers, mainly before 7am. Partly sunny, with a high near 71. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 54. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 54 °F

    Showers

  • Friday

    Friday: Mostly sunny, with a high near 66. West wind 5 to 10 mph.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 42. Calm wind becoming north northeast around 5 mph after midnight.

    Low: 42 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers. Mostly sunny, with a high near 59. North northwest wind around 5 mph.

    High: 59 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 43. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 43 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers. Cloudy, with a high near 63. South southwest wind around 5 mph.
Tonight
Showers likely, with thunderstorms also possible after 3am. Mostly cloudy, with a low around 56. South southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers, mainly before 7am. Partly sunny, with a high near 71. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 54. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Friday
Mostly sunny, with a high near 66. West wind 5 to 10 mph.
Friday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 42. Calm wind becoming north northeast around 5 mph after midnight.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 59. North northwest wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 29. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 43. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Smithville TN
 35.96°N 85.83°W (Elev. 1079 ft)
Last Update:
12:31 pm CST Feb 18, 2026
Forecast Valid:
5pm CST Feb 18, 2026-6pm CST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation