Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

84°F

29°C

Humidity 51%
Wind Speed NW 8 mph
Barometer 30.05 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 19 Aug 3:35 pm EDT
Extended Forecast for

4 Miles NNW Chuckey TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. West wind around 5 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 5pm.  Mostly cloudy through mid morning, then gradual clearing, with a high near 86. Southwest wind around 5 mph.  Chance of precipitation is 40%.

    High: 86 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms, mainly between 11pm and 5am.  Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am.  Mostly cloudy, with a low around 65. Calm wind.  Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 86. West wind around 5 mph.
Tonight
Partly cloudy, with a low around 67. Calm wind.
Thursday
A chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy through mid morning, then gradual clearing, with a high near 86. Southwest wind around 5 mph. Chance of precipitation is 40%.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly between 11pm and 5am. Partly cloudy, with a low around 66. Calm wind.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 61.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Chuckey TN
 36.3°N 82.74°W (Elev. 1568 ft)
2:26 pm EDT Aug 19, 2026
3pm EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database