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

Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday 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 Wednesday. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Partly Cloudy

61°F

16°C

Humidity 52%
Wind Speed S 5 mph
Barometer 30.10 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 12 May 11:15 pm EDT
Extended Forecast for

Flag Pond TN

  • Tonight

    Tonight: Mostly clear, with a low around 50. South wind around 5 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 70. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Sunny then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and 1am. Partly cloudy, with a low around 45. West wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 60. Northwest wind around 10 mph, with gusts as high as 30 mph.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 71. Calm wind becoming northwest around 5 mph.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 50. South wind around 5 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 70. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and 1am. Partly cloudy, with a low around 45. West wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 60. Northwest wind around 10 mph, with gusts as high as 30 mph.
Thursday Night
Mostly clear, with a low around 41. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 71. Calm wind becoming northwest around 5 mph.
Friday Night
Mostly clear, with a low around 54. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 59.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82.
Sunday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 84.
Monday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 63.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Flag Pond TN
 36°N 82.55°W (Elev. 2818 ft)
Last Update:
7:06 pm EDT May 12, 2026
Forecast Valid:
11pm EDT May 12, 2026-6pm EDT May 19, 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