Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

84°F

29°C

Humidity 62%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 26 Jul 4:55 pm EDT
Extended Forecast for

2 Miles SSE Surgoinsville TN

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 88. Calm wind.

    High: 88 °F

    Partly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 69. Calm wind.

    Low: 69 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm.  High near 87. Heat index values as high as 96. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%.

    High: 87 °F

    Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.  Low around 66. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 80%.

    Low: 66 °F

    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. Northwest wind around 5 mph becoming calm.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 88. Calm wind.
Monday Night
Increasing clouds, with a low around 69. Calm wind.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 87. Heat index values as high as 96. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Tuesday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 66. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Wednesday
Mostly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 60. Northwest wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 61.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly cloudy, with a low around 64.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Surgoinsville TN
 36.45°N 82.86°W (Elev. 1201 ft)
2:26 pm EDT Jul 26, 2026
5pm EDT Jul 26, 2026-6pm EDT Aug 2, 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