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

75°F

24°C

Humidity 100%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 13 Jul 4:30 pm CDT
Extended Forecast for

Lancaster TN

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. West southwest wind around 5 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 90. Heat index values as high as 97. Calm wind becoming west southwest around 5 mph. New rainfall amounts between a quarter and half of an inch possible.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

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

    Low: 70 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 91. Calm wind becoming west southwest around 5 mph.

    High: 91 °F

    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 92. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 50%.

    High: 92 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind becoming south around 5 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Thursday

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

    High: 91 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. West southwest wind around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm.
Monday
A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 90. Heat index values as high as 97. Calm wind becoming west southwest around 5 mph. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 70. Calm wind.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 91. Calm wind becoming west southwest around 5 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 72. Calm wind.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 92. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 50%.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind becoming south around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. South southwest wind around 5 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster TN
 36.08°N 85.88°W (Elev. 1004 ft)
Last Update:
3:23 pm CDT Jul 13, 2025
Forecast Valid:
4pm CDT Jul 13, 2025-6pm CDT Jul 20, 2025
 
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