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 88%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 20 May 12:35 am CDT
Extended Forecast for

3 Miles N Arnold AFB TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 83. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 1am, then a chance of showers. Patchy fog after 10pm. Low around 63. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers and
    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Areas of fog before 9am. High near 80. Calm wind becoming north around 5 mph. Chance of precipitation is 80%.

    High: 80 °F

    Chance
    Showers and
    Areas Fog
    then Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm, then showers after 10pm. Patchy fog between 11pm and midnight. Low around 64. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 80%.

    Low: 64 °F

    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 81. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 81 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 64. South wind 5 to 10 mph. Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 80. South wind around 5 mph. Chance of precipitation is 80%.

    High: 80 °F

    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm.

    Low: 63 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a low around 66. Calm wind.
Wednesday
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 83. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms before 1am, then a chance of showers. Patchy fog after 10pm. Low around 63. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Areas of fog before 9am. High near 80. Calm wind becoming north around 5 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm, then showers after 10pm. Patchy fog between 11pm and midnight. Low around 64. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 80%.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 81. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm. Low around 64. South wind 5 to 10 mph. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. High near 80. South wind around 5 mph. Chance of precipitation is 80%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Memorial Day
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Arnold AFB TN
 35.41°N 86.12°W (Elev. 997 ft)
Last Update:
12:02 am CDT May 20, 2026
Forecast Valid:
1am CDT May 20, 2026-6pm CDT May 26, 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