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

Above Average Temperatures in the West; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures will continue across the West this week, potentially breaking some daily high temperature records. A storm system dropping south out of Canada will bring a wintry mix to the Upper Midwest and Great Lakes Tuesday, pushing into the Central Appalachians and interior Northeast on Wednesday. Read More >

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Fair

28°F

-2°C

Humidity 86%
Wind Speed Calm
Barometer 30.34 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 12 Jan 9:55 pm EST
Extended Forecast for

Watts Bar Dam TN

  • Tonight

    Tonight: Mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. South wind around 5 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 50. Southwest wind around 5 mph. Chance of precipitation is 70%.

    High: 50 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of rain showers before 11pm, then a chance of snow showers between 11pm and 1am. Mostly cloudy, with a low around 22. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 22 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Thursday

    Thursday: Partly sunny, with a high near 33. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 33 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16. Calm wind.

    Low: 16 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 25. Calm wind.
Tuesday
Sunny, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 35. South wind around 5 mph.
Wednesday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 50. Southwest wind around 5 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of rain showers before 11pm, then a chance of snow showers between 11pm and 1am. Mostly cloudy, with a low around 22. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 33. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 16. Calm wind.
Friday
Mostly sunny, with a high near 44.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
Mostly clear, with a low around 13.
M.L.King Day
Sunny, with a high near 39.
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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:
6:06 pm EST Jan 12, 2026
Forecast Valid:
10pm EST Jan 12, 2026-6pm EST Jan 19, 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