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.

Overcast

75°F

24°C

Humidity 100%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 13 Aug 5:15 am CDT
Extended Forecast for

5 Miles S Beechgrove TN

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm. Cloudy, with a high near 87. South southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 87 °F

    Showers
    Likely then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after noon. Patchy fog before 9am. Otherwise, partly sunny, with a high near 89. Heat index values as high as 97. Calm wind becoming west around 5 mph.

    High: 89 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 92. Calm wind.

    High: 92 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Patchy fog before 2am, then patchy fog after 3am. Otherwise, partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 92. Calm wind becoming north around 5 mph.

    High: 92 °F

    Patchy Fog
    then Sunny

  • Saturday Night

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

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 5 mph.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Cloudy, with a high near 87. South southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 70. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after noon. Patchy fog before 9am. Otherwise, partly sunny, with a high near 89. Heat index values as high as 97. Calm wind becoming west around 5 mph.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 69. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 92. Calm wind.
Friday Night
Patchy fog before 2am, then patchy fog after 3am. Otherwise, partly cloudy, with a low around 69. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 92. Calm wind becoming north around 5 mph.
Saturday Night
Mostly clear, with a low around 70. Calm wind.
Sunday
Sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 93.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Beechgrove TN
 35.58°N 86.19°W (Elev. 935 ft)
Last Update:
3:48 am CDT Aug 13, 2025
Forecast Valid:
5am CDT Aug 13, 2025-6pm CDT Aug 19, 2025
 
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