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

Critical Fire Weather Conditions and Severe Thunderstorms Today

Scattered severe thunderstorms are possible across portions of the northern High Plains this afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin today and the southern High Plains on Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Mostly Cloudy

72°F

22°C

Humidity 47%
Wind Speed SW 8 G 16 mph
Barometer 29.96 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 13 May 2:15 pm EDT
Extended Forecast for

3 Miles SW Greeneville TN

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 74. West wind around 10 mph, with gusts as high as 20 mph.

    High: 74 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 47. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 65. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. Northwest wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73. Calm wind becoming northwest around 5 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 74. West wind around 10 mph, with gusts as high as 20 mph.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 47. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 65. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 42. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 73. Calm wind becoming northwest around 5 mph.
Friday Night
Partly cloudy, with a low around 53. Calm wind.
Saturday
Mostly sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 61.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Greeneville TN
 36.13°N 82.87°W (Elev. 1499 ft)
Last Update:
2:26 pm EDT May 13, 2026
Forecast Valid:
2pm EDT May 13, 2026-6pm EDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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