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

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Mostly Cloudy

45°F

7°C

Humidity 66%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 20 Mar 6:15 am EDT
Extended Forecast for

2 Miles N Greeneville TN

  • Today

    Today: Increasing clouds, with a high near 69. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 69 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of showers before 9pm, then a slight chance of showers after 1am. Mostly cloudy, with a low around 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 74. West wind around 5 mph. Chance of precipitation is 20%.

    High: 74 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 60. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers. Partly sunny, with a high near 68. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 68 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 69. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tonight
A slight chance of showers before 9pm, then a slight chance of showers after 1am. Mostly cloudy, with a low around 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 74. West wind around 5 mph. Chance of precipitation is 20%.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 55. Calm wind.
Sunday
Sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 60. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 68. Northwest wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 63.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 47.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Greeneville TN
 36.2°N 82.83°W (Elev. 1427 ft)
Last Update:
2:26 am EDT Mar 20, 2026
Forecast Valid:
6am EDT Mar 20, 2026-6pm EDT Mar 26, 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