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

84°F

29°C

Humidity 84%
Wind Speed SW 6 mph
Barometer 30.18 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 8 Aug 11:15 am CDT
Extended Forecast for

3 Miles N Lancaster TN

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 90. Heat index values as high as 103. Southwest wind around 5 mph becoming calm. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly between noon and 3pm. Areas of fog before 8am. Otherwise, partly sunny, with a high near 90. Heat index values as high as 103. Calm wind becoming south around 5 mph.

    High: 90 °F

    Chance
    T-storms and
    Areas Fog

  • Sunday Night

    Sunday Night: Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming west southwest around 5 mph in the morning.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. South southwest wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. West southwest wind around 5 mph.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 90. Heat index values as high as 103. Southwest wind around 5 mph becoming calm. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 71. Calm wind.
Sunday
A 40 percent chance of showers and thunderstorms, mainly between noon and 3pm. Areas of fog before 8am. Otherwise, partly sunny, with a high near 90. Heat index values as high as 103. Calm wind becoming south around 5 mph.
Sunday Night
Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 72. Calm wind.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 72. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming west southwest around 5 mph in the morning.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. South southwest wind around 5 mph becoming calm.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. West southwest wind around 5 mph.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 50%.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Lancaster TN
 36.14°N 85.87°W (Elev. 561 ft)
Last Update:
10:46 am CDT Aug 8, 2026
Forecast Valid:
11am CDT Aug 8, 2026-6pm CDT Aug 14, 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