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.

Overcast

68°F

20°C

Humidity 88%
Wind Speed SW 9 mph
Barometer 30.02 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 Nov 12:55 am CST
Extended Forecast for

Lancaster TN

  • Overnight

    Overnight: Showers and thunderstorms likely before 3am, then a chance of showers. Mostly cloudy, with a low around 60. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 71. West wind around 5 mph becoming calm in the afternoon.

    High: 71 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Patchy Fog

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 3pm. Patchy fog before 11am. High near 68. Calm wind. Chance of precipitation is 100%.

    High: 68 °F

    Patchy Fog
    then Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 3am, then a chance of showers after 3am. Low around 56. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 100%.

    Low: 56 °F

    Showers then
    Chance
    T-storms

  • Friday

    Friday: Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 71. South southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after 9pm. Low around 58. West southwest wind 5 to 10 mph. Chance of precipitation is 90%.

    Low: 58 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 69. West southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 69 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 48. Northwest wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Showers and thunderstorms likely before 3am, then a chance of showers. Mostly cloudy, with a low around 60. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly cloudy, with a high near 71. West wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 51. Calm wind.
Thursday
Showers likely, then showers and possibly a thunderstorm after 3pm. Patchy fog before 11am. High near 68. Calm wind. Chance of precipitation is 100%.
Thursday Night
Showers and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 3am, then a chance of showers after 3am. Low around 56. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 100%.
Friday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 71. South southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Friday Night
Showers, with thunderstorms also possible after 9pm. Low around 58. West southwest wind 5 to 10 mph. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 69. West southwest wind 5 to 10 mph becoming northwest in the afternoon.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 48. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 65.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 45.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 65.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 49.
Tuesday
A 50 percent chance of showers. Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lancaster TN
 36.08°N 85.88°W (Elev. 1004 ft)
Last Update:
11:31 pm CST Nov 18, 2025
Forecast Valid:
1am CST Nov 19, 2025-6pm CST Nov 25, 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