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

Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

68°F

20°C

Humidity 94%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 12 Aug 3:15 am EDT
Extended Forecast for

3 Miles W Paint Rock NC

Flood Watch August 12, 07:00am until August 12, 03:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly between noon and 1pm. Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the morning. New rainfall amounts between a quarter and half of an inch possible.

    High: 88 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Partly sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 11am. Mostly sunny and hot, with a high near 90. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 69. Calm wind.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly between noon and 1pm. Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the morning. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Partly sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 72. Calm wind.
Friday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny and hot, with a high near 90. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 72.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Paint Rock NC
 35.91°N 82.95°W (Elev. 1401 ft)
Last Update:
2:41 am EDT Aug 12, 2026
Forecast Valid:
3am EDT Aug 12, 2026-6pm EDT Aug 18, 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