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

Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

70°F

21°C

Humidity 94%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 12 Jul 8:35 am EDT
Extended Forecast for

3 Miles SE Rogersville TN

Flood Watch July 12, 08:50am until July 13, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 12, 08:50am until July 13, 02:00am

    NOW until 2:00am Mon

    Flood Watch

  • Today

    High: 80 °F

    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly between 4pm and 5pm. Mostly cloudy, with a high near 81. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 64. East wind around 5 mph.

    Low: 64 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. East wind around 5 mph.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 87. Calm wind.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers before 8pm. Mostly clear, with a low around 67.

    Low: 67 °F

    Slight Chance
    Showers then
    Mostly Clear

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. High near 80. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms likely, mainly between 4pm and 5pm. Mostly cloudy, with a high near 81. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 64. East wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. East wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 65. Calm wind.
Wednesday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 87. Calm wind.
Wednesday Night
A 10 percent chance of showers before 8pm. Mostly clear, with a low around 67.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 68.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Rogersville TN
 36.36°N 82.98°W (Elev. 1198 ft)
Last Update:
7:06 am EDT Jul 12, 2026
Forecast Valid:
8am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation