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 Vrbl 7 mph
Barometer 30.04 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 21 Aug 2:15 am EDT
Extended Forecast for

5 Miles S Mosheim TN

  • Overnight

    Overnight: A 40 percent chance of showers, mainly between 3am and 5am.  Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 11am.  Partly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am.  Increasing clouds, with a low around 66. Calm wind.  Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.

    High: 85 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 2am.  Partly cloudy, with a low around 64. West wind around 5 mph becoming calm.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 83. Light southwest wind becoming west 5 to 10 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers before 2am.  Partly cloudy, with a low around 59.

    Low: 59 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
A 40 percent chance of showers, mainly between 3am and 5am. Mostly cloudy, with a low around 68. Calm wind.
Friday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Increasing clouds, with a low around 66. Calm wind. Chance of precipitation is 30%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of showers before 2am. Partly cloudy, with a low around 64. West wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 83. Light southwest wind becoming west 5 to 10 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm.
Monday
Sunny, with a high near 83.
Monday Night
A 20 percent chance of showers before 2am. Partly cloudy, with a low around 59.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Tuesday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Mosheim TN
 36.12°N 82.98°W (Elev. 1309 ft)
1:06 am EDT Aug 21, 2026
2am 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