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Hazardous Weather Conditions

Current conditions at

Sparta Upper Cumberland Regional Airport (KSRB)

Lat: 36.06°NLon: 85.53°WElev: 1024ft.

Fair

81°F

27°C

Humidity 89%
Wind Speed Calm
Barometer 29.91 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 5 Sep 6:55 pm CDT
Extended Forecast for

Smithville TN

Heat Advisory September 5, 07:21pm until September 5, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory September 5, 07:21pm until September 5, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 70 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 9am. Otherwise, sunny, with a high near 91. Heat index values as high as 98. Light north wind increasing to 5 to 10 mph in the afternoon.

    High: 91 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Clear

  • Labor Day

    Labor Day: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming east around 5 mph.

    High: 89 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Southeast wind around 5 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. South southeast wind 5 to 10 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67. Calm wind becoming south southeast around 5 mph in the evening.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. South southwest wind 5 to 10 mph.

    High: 92 °F

    Sunny

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 20%.
Sunday
Areas of fog before 9am. Otherwise, sunny, with a high near 91. Heat index values as high as 98. Light north wind increasing to 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 65. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Labor Day
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming east around 5 mph.
Monday Night
Mostly clear, with a low around 66. Southeast wind around 5 mph.
Tuesday
Sunny, with a high near 90. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 67. Calm wind becoming south southeast around 5 mph in the evening.
Wednesday
Sunny, with a high near 92. South southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 68. Calm wind becoming south around 5 mph in the evening.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Chance of precipitation is 30%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 63.
Saturday
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:
Smithville TN
 35.96°N 85.83°W (Elev. 1079 ft)
Last Update:
5:52 pm CDT Sep 5, 2026
Forecast Valid:
7pm CDT Sep 5, 2026-6pm CDT Sep 12, 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