Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

86°F

30°C

Humidity 49%
Wind Speed S 6 mph
Barometer 30.17 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 29 Aug 2:35 pm EDT
Extended Forecast for

Surgoinsville TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. Calm wind.

    High: 88 °F

    Sunny

  • Tonight

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

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 89. Heat index values as high as 95. Calm wind.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 90. Calm wind.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 92. Calm wind.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 93.

    High: 93 °F

    Hot

Detailed Forecast

This Afternoon
Sunny, with a high near 88. Calm wind.
Tonight
Mostly clear, with a low around 66. Calm wind.
Sunday
Mostly sunny, with a high near 89. Heat index values as high as 95. Calm wind.
Sunday Night
Mostly clear, with a low around 67. Calm wind.
Monday
Mostly sunny and hot, with a high near 90. Calm wind.
Monday Night
Mostly clear, with a low around 69. Calm wind.
Tuesday
Sunny and hot, with a high near 92. Calm wind.
Tuesday Night
Mostly clear, with a low around 70.
Wednesday
Sunny and hot, with a high near 93.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 93.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Surgoinsville TN
 36.47°N 82.86°W (Elev. 1175 ft)
2:26 pm EDT Aug 29, 2026
2pm EDT Aug 29, 2026-6pm EDT Sep 4, 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