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 >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

36°F

2°C

Humidity 75%
Wind Speed SW 3 mph
Barometer 29.94 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 9 Dec 11:15 pm EST
Extended Forecast for

Greeneville TN

  • Tonight

    Tonight: Partly cloudy, with a low around 29. South wind around 5 mph.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers before 2pm, then a slight chance of showers after 4pm.  Partly sunny, with a high near 51. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 20%.

    High: 51 °F

    Mostly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of rain showers before 10pm, then a chance of snow showers between 10pm and 1am.  Mostly cloudy, with a low around 28. West wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 40%.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Thursday

    Thursday: Partly sunny, with a high near 36. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 50. South wind 5 to 10 mph becoming west in the afternoon.

    High: 50 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33. Southwest wind around 5 mph.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. South wind around 5 mph.
Wednesday
A slight chance of showers before 2pm, then a slight chance of showers after 4pm. Partly sunny, with a high near 51. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of rain showers before 10pm, then a chance of snow showers between 10pm and 1am. Mostly cloudy, with a low around 28. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 36. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 25. Calm wind.
Friday
Partly sunny, with a high near 50. South wind 5 to 10 mph becoming west in the afternoon.
Friday Night
Partly cloudy, with a low around 33. Southwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 34.
Sunday
A slight chance of rain and snow showers, mainly between noon and 1pm. Partly sunny, with a high near 43. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 42.
Monday Night
A slight chance of freezing rain. Partly cloudy, with a low around 27. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Greeneville TN
 36.15°N 82.84°W (Elev. 1535 ft)
6:25 pm EST Dec 9, 2025
11pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database