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

77°F

25°C

Humidity 83%
Wind Speed Calm
Barometer NA
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 19 Sep 7:55 am CDT
Extended Forecast for

3 Miles WNW Manchester TN

Heat Advisory September 19, 08:03am until September 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 19, 08:03am until September 20, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Today

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70. Calm wind becoming south around 5 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms between 3pm and 4pm. Sunny, with a high near 95. Heat index values as high as 99. South wind around 5 mph becoming west southwest in the afternoon. Chance of precipitation is 20%.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming west around 5 mph in the afternoon.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 66. North wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 88 °F

    Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 1am. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 97. Heat index values as high as 102. Calm wind becoming north around 5 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70. Calm wind becoming south around 5 mph.
Sunday
A slight chance of showers and thunderstorms between 3pm and 4pm. Sunny, with a high near 95. Heat index values as high as 99. South wind around 5 mph becoming west southwest in the afternoon. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 68. Calm wind.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 66. North wind around 5 mph becoming calm. Chance of precipitation is 60%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Tuesday Night
Showers likely, mainly after 1am. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. Calm wind becoming north northwest around 5 mph in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 59.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Manchester TN
 35.48°N 86.15°W (Elev. 1001 ft)
Last Update:
5:12 am CDT Sep 19, 2026
Forecast Valid:
8am CDT Sep 19, 2026-6pm CDT Sep 25, 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