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

90°F

32°C

Humidity 67%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 77°F (25°C)
Visibility 9.00 mi
Heat Index104°F (40°C)
Last update 19 Jul 2:15 pm CDT
Extended Forecast for

2 Miles SSW Chestnut Mound TN

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly before 5pm. Partly sunny, with a high near 89. Heat index values as high as 99. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    T-storms
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Chance
    T-storms then
    Patchy Fog

  • Monday

    Monday: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind. Chance of precipitation is 20%.

    High: 91 °F

    Areas Fog
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 4am, then a chance of showers between 4am and 5am. Mostly clear, with a low around 73. Calm wind. Chance of precipitation is 30%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 50%.

    High: 92 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 74. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 74 °F

    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Light and variable wind becoming north northwest 5 to 10 mph in the morning.

    High: 87 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. North wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. North northeast wind around 5 mph.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly before 5pm. Partly sunny, with a high near 89. Heat index values as high as 99. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 72. Calm wind.
Monday
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms before 4am, then a chance of showers between 4am and 5am. Mostly clear, with a low around 73. Calm wind. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 50%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 74. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Light and variable wind becoming north northwest 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 64. North wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 84. North northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 85.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 68.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Chestnut Mound TN
 36.17°N 85.87°W (Elev. 797 ft)
Last Update:
1:31 pm CDT Jul 19, 2026
Forecast Valid:
2pm CDT Jul 19, 2026-6pm CDT Jul 25, 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