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

77°F

25°C

Humidity 69%
Wind Speed S 7 mph
Barometer 30.14 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 18 May 8:55 pm CDT
Extended Forecast for

2 Miles SSW Chestnut Mound TN

  • Tonight

    Tonight: Partly cloudy, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. South southwest wind 5 to 10 mph.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly between 2am and 5am. Increasing clouds, with a low around 66. Southwest wind around 5 mph becoming calm.

    Low: 66 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am. High near 83. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 90%.

    High: 83 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 81. Calm wind becoming east northeast around 5 mph. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. East northeast wind around 5 mph becoming calm. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 82. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 82 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 65. South wind around 5 mph. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 70. South wind around 5 mph.
Tuesday
Mostly sunny, with a high near 89. South southwest wind 5 to 10 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly between 2am and 5am. Increasing clouds, with a low around 66. Southwest wind around 5 mph becoming calm.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am. High near 83. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 90%.
Wednesday Night
Showers likely and possibly a thunderstorm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 81. Calm wind becoming east northeast around 5 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. East northeast wind around 5 mph becoming calm. Chance of precipitation is 70%.
Friday
Showers and possibly a thunderstorm. High near 82. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm. Low around 65. South wind around 5 mph. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Memorial Day
Showers and thunderstorms likely. Partly sunny, with a high near 85. Chance of precipitation is 70%.
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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:
6:12 pm CDT May 18, 2026
Forecast Valid:
9pm CDT May 18, 2026-6pm CDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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