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

Hazardous Weather Conditions

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Fair

75°F

24°C

Humidity 50%
Wind Speed Vrbl 7 G 14 mph
Barometer 29.71 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Feb 5:35 pm EST
Extended Forecast for

Watts Bar Dam TN

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 55. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 69. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 44. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 63. Calm wind becoming north around 5 mph.

    High: 63 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Partly cloudy, with a low around 33. North wind around 5 mph.

    Low: 33 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 45. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 45 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 55. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 69. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 44. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 63. Calm wind becoming north around 5 mph.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 33. North wind around 5 mph.
Sunday
Sunny, with a high near 45. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 24. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 59.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 44.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watts Bar Dam TN
 35.63°N 84.78°W (Elev. 741 ft)
Last Update:
1:26 pm EST Feb 19, 2026
Forecast Valid:
5pm EST Feb 19, 2026-6pm EST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation