Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Fair

39°F

4°C

Humidity 81%
Wind Speed SW 7 G 14 mph
Barometer 29.94 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 10 Dec 5:35 am EST
Extended Forecast for

4 Miles SE Watts Bar Dam TN

  • Today

    Today: Partly sunny, with a high near 54. Breezy, with a south wind 10 to 20 mph, with gusts as high as 35 mph.

    High: 54 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. Calm wind becoming northwest around 5 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 56. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. Southwest wind around 5 mph becoming calm.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 53. Calm wind.

    High: 53 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 10 percent chance of snow showers before 7am.  Mostly sunny, with a high near 40.

    High: 40 °F

    Slight Chance
    Snow Showers
    then Sunny

Detailed Forecast

Today
Partly sunny, with a high near 54. Breezy, with a south wind 10 to 20 mph, with gusts as high as 35 mph.
Tonight
Mostly cloudy, with a low around 27. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 43. Calm wind becoming northwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 27. Calm wind.
Friday
Mostly sunny, with a high near 56. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 29. Southwest wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 53. Calm wind.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 29.
Sunday
A 10 percent chance of snow showers before 7am. Mostly sunny, with a high near 40.
Sunday Night
Mostly clear, with a low around 18.
Monday
Sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Watts Bar Dam TN
 35.58°N 84.73°W (Elev. 722 ft)
12:41 am EST Dec 10, 2025
5am EST Dec 10, 2025-6pm EST Dec 16, 2025
 
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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