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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

77°F

25°C

Humidity 74%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 28 Aug 10:15 am EDT
Extended Forecast for

Rogersville TN

  • Today

    Today: Mostly sunny, with a high near 84. Calm wind.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. Calm wind becoming northeast around 5 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Northeast wind around 5 mph becoming calm.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Calm wind.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 90.

    High: 90 °F

    Hot

Detailed Forecast

Today
Mostly sunny, with a high near 84. Calm wind.
Tonight
Mostly clear, with a low around 63. Calm wind becoming northeast around 5 mph.
Saturday
Sunny, with a high near 87. Northeast wind around 5 mph becoming calm.
Saturday Night
Partly cloudy, with a low around 66. Calm wind.
Sunday
Sunny, with a high near 87. Calm wind.
Sunday Night
Mostly clear, with a low around 66. Calm wind.
Monday
Sunny, with a high near 89. Calm wind.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Sunny and hot, with a high near 90.
Tuesday Night
Mostly clear, with a low around 70.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 91.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 70.
Thursday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 92.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rogersville TN
 36.41°N 83°W (Elev. 1394 ft)
Last Update:
7:06 am EDT Aug 28, 2026
Forecast Valid:
10am EDT Aug 28, 2026-6pm EDT Sep 3, 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