Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.

Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

75°F

24°C

Humidity 54%
Wind Speed Vrbl 5 mph
Barometer 30.23 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 18 May 11:15 pm EDT
Extended Forecast for

5 Miles ESE Rogersville TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 90. Calm wind becoming west around 5 mph.

    High: 90 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely.  Mostly cloudy, with a low around 62. Calm wind.  Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 83. Calm wind.  Chance of precipitation is 90%.

    High: 83 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 61. East wind around 5 mph.  Chance of precipitation is 80%.

    Low: 61 °F

    Showers

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 8am.  High near 82. Chance of precipitation is 80%.

    High: 82 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 61. Chance of precipitation is 80%.

    Low: 61 °F

    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 63. Calm wind.
Tuesday
Mostly sunny and hot, with a high near 90. Calm wind becoming west around 5 mph.
Tuesday Night
Partly cloudy, with a low around 63. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 70%.
Thursday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 83. Calm wind. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 61. East wind around 5 mph. Chance of precipitation is 80%.
Friday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 82. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 61. Chance of precipitation is 80%.
Saturday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 82. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 61. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.
Sunday Night
Showers and thunderstorms. Low around 62. Chance of precipitation is 80%.
Memorial Day
Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Rogersville TN
 36.38°N 82.92°W (Elev. 1201 ft)
11:31 pm EDT May 18, 2026
12am EDT May 19, 2026-6pm EDT May 25, 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