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

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Overcast

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 10 Mar 8:55 pm EDT
Extended Forecast for

4 Miles WSW Decatur TN

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 80. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 41. Southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 41 °F

    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 2pm. Cloudy through mid morning, then gradual clearing, with a high near 56. North wind around 10 mph, with gusts as high as 20 mph.

    High: 56 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Clear, with a low around 33. Calm wind.

    Low: 33 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 66. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. Southwest wind around 5 mph becoming calm.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 64. South wind around 5 mph.
Wednesday
A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 80. South wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Showers and possibly a thunderstorm. Low around 41. Southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
A 20 percent chance of showers before 2pm. Cloudy through mid morning, then gradual clearing, with a high near 56. North wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Clear, with a low around 33. Calm wind.
Friday
Sunny, with a high near 66. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 40. Southwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 48.
Sunday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 77.
Sunday Night
Showers and thunderstorms. Low around 37. Chance of precipitation is 80%.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Decatur TN
 35.5°N 84.87°W (Elev. 725 ft)
Last Update:
7:06 pm EDT Mar 10, 2026
Forecast Valid:
9pm EDT Mar 10, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation