Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

39°F

4°C

Humidity 42%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 12 Jan 5:35 pm EST
Extended Forecast for

Greeneville TN

  • Tonight

    Tonight: Clear, with a low around 25. Calm wind.

    Low: 25 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 53 °F

    Sunny

  • Tuesday Night

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

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm.  Mostly cloudy, with a high near 49. West wind 5 to 10 mph.  Chance of precipitation is 70%.

    High: 49 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain showers before 11pm, then snow showers, possibly mixed with rain between 11pm and 1am, then a chance of snow showers after 1am.  Low around 20. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    Low: 20 °F

    Rain/Snow

  • Thursday

    Thursday: A 40 percent chance of snow showers before 1pm.  Mostly cloudy, with a high near 27. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 27 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 12. Northwest wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 12 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of snow showers, mainly after 1am.  Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Clear, with a low around 25. Calm wind.
Tuesday
Sunny, with a high near 53. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 33. Southwest wind around 5 mph.
Wednesday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 49. West wind 5 to 10 mph. Chance of precipitation is 70%.
Wednesday Night
Rain showers before 11pm, then snow showers, possibly mixed with rain between 11pm and 1am, then a chance of snow showers after 1am. Low around 20. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Thursday
A 40 percent chance of snow showers before 1pm. Mostly cloudy, with a high near 27. Northwest wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 12. Northwest wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 39.
Friday Night
A 30 percent chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 26.
Saturday
A 30 percent chance of snow showers, mainly before 1pm. Partly sunny, with a high near 40.
Saturday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 17.
Sunday
A 20 percent chance of snow showers. Partly sunny, with a high near 33.
Sunday Night
Partly cloudy, with a low around 11.
M.L.King Day
Sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
Greeneville TN
 36.15°N 82.81°W (Elev. 1499 ft)
12:31 pm EST Jan 12, 2026
5pm EST Jan 12, 2026-6pm EST Jan 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

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