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.

Mostly Cloudy

81°F

27°C

Humidity 89%
Wind Speed S 8 mph
Barometer 30.11 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 5 Aug 9:55 am CDT
Extended Forecast for

Sparta TN

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88. Heat index values as high as 98. Calm wind.

    High: 88 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Areas
    Fog

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly between noon and 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87. Heat index values as high as 98. Calm wind becoming southwest around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

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

  • Thursday Night

    Thursday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Patchy Fog

  • Friday

    Friday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.

    High: 88 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Patchy fog before 1am, then patchy fog after 3am. Otherwise, partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%.

    High: 87 °F

    Showers
    Likely and
    Patchy Fog
    then T-storms
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Calm wind.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88. Heat index values as high as 98. Calm wind.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 70. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms, mainly between noon and 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87. Heat index values as high as 98. Calm wind becoming southwest around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 70. Calm wind.
Friday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Patchy fog before 1am, then patchy fog after 3am. Otherwise, partly cloudy, with a low around 70. Calm wind.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 20%.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Calm wind.
Sunday Night
Partly cloudy, with a low around 71.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta TN
 35.92°N 85.47°W (Elev. 883 ft)
Last Update:
11:31 am CDT Aug 5, 2026
Forecast Valid:
12pm CDT Aug 5, 2026-6pm CDT Aug 11, 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