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

70°F

21°C

Humidity 94%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 28 Aug 12:15 am CDT
Extended Forecast for

Lynchburg TN

  • Overnight

    Overnight: Areas of fog. Otherwise, partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Areas Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 90. Calm wind becoming north around 5 mph in the morning.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. North wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Calm wind.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of fog. Otherwise, partly cloudy, with a low around 67. Calm wind.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 90. Calm wind becoming north around 5 mph in the morning.
Friday Night
Mostly clear, with a low around 65. North wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 92. Calm wind.
Saturday Night
Mostly clear, with a low around 68. Calm wind.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 68.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 70.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lynchburg TN
 35.29°N 86.35°W (Elev. 899 ft)
Last Update:
12:28 am CDT Aug 28, 2026
Forecast Valid:
12am CDT Aug 28, 2026-6pm CDT Sep 3, 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