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.

Overcast

61°F

16°C

Humidity 52%
Wind Speed Vrbl 5 mph
Barometer 30.09 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 13 May 1:35 am EDT
Extended Forecast for

Tusculum TN

  • Overnight

    Overnight: Partly cloudy, with a low around 51. South wind around 5 mph.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 75. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 75 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Partly cloudy, with a low around 45. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 45 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 66. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 66 °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 74. Calm wind becoming west around 5 mph.

    High: 74 °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 84.

    High: 84 °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

Overnight
Partly cloudy, with a low around 51. South wind around 5 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 75. West wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Partly cloudy, with a low around 45. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 66. 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 74. Calm wind becoming west 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 84.
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 87.
Sunday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 89.
Monday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 62.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tusculum TN
 36.17°N 82.75°W (Elev. 1421 ft)
Last Update:
1:06 am EDT May 13, 2026
Forecast Valid:
1am EDT May 13, 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