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

Hazardous Weather Conditions

Current conditions at

Tullahoma Regional Airport/William Northern Field (KTHA)

Lat: 35.38°NLon: 86.25°WElev: 1083ft.

Fair

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer NA
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Sep 4:15 am CDT
Extended Forecast for

2 Miles WNW Manchester TN

Heat Advisory September 17, 04:31am until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 04:31am until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 104. Calm wind becoming north around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Calm wind becoming west around 5 mph.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70. Calm wind becoming south around 5 mph after midnight.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 95. South wind around 5 mph becoming west southwest in the afternoon.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69. Calm wind becoming south around 5 mph.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 104. Calm wind becoming north northeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 71. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 104. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 70. Calm wind.
Saturday
Sunny and hot, with a high near 97. Calm wind becoming west around 5 mph.
Saturday Night
Partly cloudy, with a low around 70. Calm wind becoming south around 5 mph after midnight.
Sunday
Sunny, with a high near 95. South wind around 5 mph becoming west southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 69. Calm wind becoming south around 5 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Calm wind becoming south southwest around 5 mph.
Monday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Manchester TN
 35.48°N 86.12°W (Elev. 994 ft)
Last Update:
1:31 am CDT Sep 17, 2026
Forecast Valid:
4am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation