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

34°F

1°C

Humidity 93%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 10 Dec 1:55 am EST
Extended Forecast for

Decatur TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 34. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 54 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: 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 28. Calm wind.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 57. South wind 5 to 10 mph.

    High: 57 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. Southwest wind around 5 mph becoming calm.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 34. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 54. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
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 28. Calm wind.
Friday
Mostly sunny, with a high near 57. South wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 30. Southwest wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur TN
 35.54°N 84.81°W (Elev. 682 ft)
12:41 am EST Dec 10, 2025
2am 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