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.

Light Rain

68°F

20°C

Humidity 100%
Wind Speed N 7 mph
Barometer 30.05 in
Dewpoint 68°F (20°C)
Visibility 8.00 mi
Last update 20 Aug 10:15 am CDT
Extended Forecast for

Buffalo Valley TN

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Partly sunny, with a high near 88. Heat index values as high as 99. South southwest wind around 5 mph becoming west in the afternoon.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am, then a slight chance of showers and thunderstorms after 4am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers and thunderstorms between 1pm and 4pm. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 87 °F

    Areas Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, sunny, with a high near 89. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 89 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Areas of fog before 8am. Otherwise, sunny, with a high near 86. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 86 °F

    Areas Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 85. Calm wind.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Partly sunny, with a high near 88. Heat index values as high as 99. South southwest wind around 5 mph becoming west in the afternoon.
Tonight
A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am, then a slight chance of showers and thunderstorms after 4am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.
Friday
A slight chance of showers and thunderstorms between 1pm and 4pm. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 66. Calm wind.
Saturday
Areas of fog before 8am. Otherwise, sunny, with a high near 89. Calm wind becoming west northwest around 5 mph in the afternoon.
Saturday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 66. Calm wind.
Sunday
Areas of fog before 8am. Otherwise, sunny, with a high near 86. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 62. Calm wind.
Monday
Mostly sunny, with a high near 85. Calm wind.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo Valley TN
 36.18°N 85.76°W (Elev. 1001 ft)
Last Update:
1:31 am CDT Aug 20, 2026
Forecast Valid:
10am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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