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

Record Breaking Temperatures and Critical Fire Weather

More than 200 record or near record maximum temperatures are forecast across the southern half of the U.S. through the end of this week before additional record temperatures center back over the Southwest U.S. into the Rockies this weekend. Widespread record breaking warmth, low humidity, and gusty winds will produce critical fire weather today in the central Rockies to Plains. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

68°F

20°C

Humidity 24%
Wind Speed W 9 G 15 mph
Barometer 30.15 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 25 Mar 3:35 pm EDT
Extended Forecast for

Greeneville TN

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 69. Southwest wind around 5 mph.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 49. South wind around 5 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 77. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Southwest wind around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Showers likely after 2pm. Partly sunny, with a high near 75. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 75 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 35. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 35 °F

    Showers
    Likely

  • Saturday

    Saturday: Sunny, with a high near 55. North wind 5 to 10 mph.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 69. Southwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 49. South wind around 5 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 77. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 59. Southwest wind around 5 mph.
Friday
Showers likely after 2pm. Partly sunny, with a high near 75. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Friday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 35. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 55. North wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greeneville TN
 36.15°N 82.84°W (Elev. 1535 ft)
Last Update:
2:26 pm EDT Mar 25, 2026
Forecast Valid:
3pm EDT Mar 25, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation