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.

Partly Cloudy

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 16 Jun 2:35 am CDT
Extended Forecast for

Lancaster TN

  • Overnight

    Overnight: Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Patchy Fog

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 87. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 69. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then showers and thunderstorms after 1pm. High near 84. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 84 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 7pm. Patchy fog between 11pm and 3am. Otherwise, mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 70 °F

    T-storms
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 89. South southwest wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 89 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71. South southwest wind around 5 mph.

    Low: 71 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers and possibly a thunderstorm. High near 86. West southwest wind around 5 mph. Chance of precipitation is 80%.

    High: 86 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Patchy Fog

Detailed Forecast

Overnight
Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 67. Calm wind.
Monday
Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 87. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 69. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then showers and thunderstorms after 1pm. High near 84. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and thunderstorms likely, mainly before 7pm. Patchy fog between 11pm and 3am. Otherwise, mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 89. South southwest wind 5 to 10 mph. Chance of precipitation is 50%.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71. South southwest wind around 5 mph.
Juneteenth
Showers and possibly a thunderstorm. High near 86. West southwest wind around 5 mph. Chance of precipitation is 80%.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 68. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 89.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 68.
Saturday
A 20 percent chance of showers and thunderstorms. Patchy fog. Otherwise, sunny, with a high near 93.
Saturday Night
Patchy fog. Otherwise, mostly clear, with a low around 71.
Sunday
A 20 percent chance of showers and thunderstorms. Patchy fog. Otherwise, sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster TN
 36.1°N 85.82°W (Elev. 620 ft)
Last Update:
2:49 am CDT Jun 16, 2025
Forecast Valid:
3am CDT Jun 16, 2025-6pm CDT Jun 22, 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