Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Partly Cloudy

72°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 70°F (21°C)
Visibility 9.00 mi
Last update 29 Jun 3:15 am EDT
Extended Forecast for

2 Miles S Rogersville TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly between 2pm and 4pm.  Mostly cloudy, then gradually becoming sunny and hot, with a high near 90. Heat index values as high as 102. Calm wind.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 93. Heat index values as high as 107. Calm wind.

    High: 93 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. Calm wind.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 97.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 2am.  Mostly clear, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a low around 68. Calm wind.
Monday
A 40 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly cloudy, then gradually becoming sunny and hot, with a high near 90. Heat index values as high as 102. Calm wind.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. Calm wind.
Tuesday
Mostly sunny and hot, with a high near 93. Heat index values as high as 107. Calm wind.
Tuesday Night
Mostly clear, with a low around 72. Calm wind.
Wednesday
Sunny and hot, with a high near 96. Calm wind.
Wednesday Night
Mostly clear, with a low around 72. Calm wind.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 97.
Thursday Night
A 20 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 71.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 71.
Independence Day
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 94.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Rogersville TN
 36.37°N 83.01°W (Elev. 1076 ft)
2:26 am EDT Jun 29, 2026
3am EDT Jun 29, 2026-6pm EDT Jul 5, 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