National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Tullahoma Regional Airport/William Northern Field (KTHA)

Lat: 35.38°NLon: 86.25°WElev: 1083ft.

Fair

26°C

79°F

Humidity 42%
Wind Speed W 11 km/h
Barometer 29.97 in
Dewpoint 12°C (54°F)
Visibility 16 km
Heat Index26°C (79°F)
Last update 16 Apr 6:15 pm CDT
Extended Forecast for

Lynchburg TN

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 8pm and midnight. Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 15. West wind 5 to 10 km/h becoming calm in the evening.

    Low: 15 °C

    Chance
    T-storms then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 30. Calm wind becoming south southwest 5 to 10 km/h in the afternoon.

    High: 30 °C

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 18. Calm wind.

    Low: 18 °C

    Mostly Clear

  • Saturday

    Saturday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 28. Southwest wind 10 to 20 km/h, with gusts as high as 35 km/h. Chance of precipitation is 40%.

    High: 28 °C

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 7. North wind around 15 km/h, with gusts as high as 35 km/h. Chance of precipitation is 90%.

    Low: 7 °C

    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 18.

    High: 18 °C

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Clear, with a low around 5.

    Low: 5 °C

    Clear

  • Monday

    Monday: Sunny, with a high near 22.

    High: 22 °C

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 8.

    Low: 8 °C

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly between 8pm and midnight. Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 15. West wind 5 to 10 km/h becoming calm in the evening.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 30. Calm wind becoming south southwest 5 to 10 km/h in the afternoon.
Friday Night
Mostly clear, with a low around 18. Calm wind.
Saturday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 28. Southwest wind 10 to 20 km/h, with gusts as high as 35 km/h. Chance of precipitation is 40%.
Saturday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 7. North wind around 15 km/h, with gusts as high as 35 km/h. Chance of precipitation is 90%.
Sunday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 18.
Sunday Night
Clear, with a low around 5.
Monday
Sunny, with a high near 22.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 11.
Wednesday
Mostly sunny, with a high near 25.
Wednesday Night
Mostly clear, with a low around 12.
Thursday
Mostly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lynchburg TN
 35.29°N 86.38°W (Elev. 997 m)
Last Update:
6:16 pm CDT Apr 16, 2026
Forecast Valid:
6pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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