Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

72°F

22°C

Humidity 88%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 21 Aug 4:35 am EDT
Extended Forecast for

2 Miles ESE Limestone TN

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then showers and thunderstorms likely after 5pm.  Partly sunny, with a high near 85. Calm wind.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 10pm.  Partly cloudy, with a low around 65. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    T-storms
    Likely then
    Partly Cloudy

  • 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: A chance of showers and thunderstorms.  Partly cloudy, with a low around 63. Southwest wind around 5 mph.  Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    Showers

  • Sunday

    Sunday: A 10 percent chance of showers before 8am.  Mostly sunny, with a high near 81. West wind 5 to 10 mph.

    High: 81 °F

    Slight Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. West wind around 5 mph becoming calm.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Calm wind.
Friday
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then showers and thunderstorms likely after 5pm. Partly sunny, with a high near 85. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely, mainly before 10pm. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 40%.
Sunday
A 10 percent chance of showers before 8am. Mostly sunny, with a high near 81. West wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 58. West wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Limestone TN
 36.2°N 82.61°W (Elev. 1401 ft)
2:26 am EDT Aug 21, 2026
5am EDT Aug 21, 2026-6pm EDT Aug 27, 2026
 
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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