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 31%
Wind Speed W 9 G 16 mph
Barometer 30.21 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 19 Apr 4:55 pm CDT
Extended Forecast for

Smithville TN

  • Tonight

    Tonight: Mostly clear, with a low around 40. Northwest wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. South southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. South southwest wind around 5 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. West southwest wind 5 to 10 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. Southwest wind around 5 mph becoming calm.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. South southwest wind 5 to 10 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. South wind around 5 mph.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 40. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 68. Calm wind becoming north northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 42. Calm wind.
Tuesday
Sunny, with a high near 76. South southeast wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 49. South southwest wind around 5 mph.
Wednesday
Sunny, with a high near 78. West southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 52. Southwest wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 81. South southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 57. South wind around 5 mph.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 73.
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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:
1:31 pm CDT Apr 19, 2026
Forecast Valid:
5pm CDT Apr 19, 2026-6pm CDT Apr 26, 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