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

Heavy Snow in the Cascades and Northern Rockies; Wintry Mix in the Northeast; High Winds in Southern California

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. today. High winds could blow down trees and power lines in the mountains of southern California this evening through Thursday. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

55°F

13°C

Humidity 59%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 7 Jan 8:15 pm EST
Extended Forecast for

Greeneville TN

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 67. East wind around 5 mph becoming south in the morning.

    High: 67 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 1pm. Cloudy, with a high near 68. South wind around 5 mph. Chance of precipitation is 70%.

    High: 68 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers. Low around 56. Southeast wind around 5 mph. Chance of precipitation is 90%.

    Low: 56 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 10am. High near 64. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 100%.

    High: 64 °F

    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 35. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. Calm wind.
Thursday
Partly sunny, with a high near 67. East wind around 5 mph becoming south in the morning.
Thursday Night
Mostly cloudy, with a low around 54. South wind around 10 mph, with gusts as high as 20 mph.
Friday
Showers likely, mainly after 1pm. Cloudy, with a high near 68. South wind around 5 mph. Chance of precipitation is 70%.
Friday Night
Showers. Low around 56. Southeast wind around 5 mph. Chance of precipitation is 90%.
Saturday
Showers, with thunderstorms also possible after 10am. High near 64. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 100%.
Saturday Night
A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 35. West wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Greeneville TN
 36.15°N 82.84°W (Elev. 1535 ft)
Last Update:
6:06 pm EST Jan 7, 2026
Forecast Valid:
8pm EST Jan 7, 2026-6pm EST Jan 14, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation