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

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

82°F

28°C

Humidity 32%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 16 May 3:55 pm EDT
Extended Forecast for

3 Miles WNW Erwin TN

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 62. West wind around 5 mph becoming calm.

    Low: 62 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 84. Calm wind becoming west around 5 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Calm wind becoming south around 5 mph in the evening.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. South wind around 5 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. Southeast wind around 5 mph becoming calm.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. Calm wind becoming south around 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 83. Chance of precipitation is 80%.

    High: 83 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 62. West wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 84. Calm wind becoming west around 5 mph.
Sunday Night
Mostly clear, with a low around 65. Calm wind becoming south around 5 mph in the evening.
Monday
Sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 66. South wind around 5 mph.
Tuesday
Sunny, with a high near 86. Southeast wind around 5 mph becoming calm.
Tuesday Night
Partly cloudy, with a low around 66. Calm wind becoming south around 5 mph.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 83. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 65. Chance of precipitation is 80%.
Thursday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 78. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%.
Friday
Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm. Low around 61. Chance of precipitation is 80%.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 76. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Erwin TN
 36.15°N 82.47°W (Elev. 2133 ft)
Last Update:
2:27 pm EDT May 16, 2026
Forecast Valid:
4pm EDT May 16, 2026-6pm EDT May 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation