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.

Overcast

66°F

19°C

Humidity 78%
Wind Speed W 9 G 17 mph
Barometer 29.94 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 11 Oct 4:55 pm EDT
Extended Forecast for

Erwin TN

  • This Afternoon

    This Afternoon: A 50 percent chance of showers. Mostly cloudy, with a steady temperature around 68. West wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers, mainly before 4am. Low around 60. West wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 60 °F

    Showers

  • Columbus Day

    Columbus Day: A 30 percent chance of showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 75. West wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 75 °F

    Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 59. Calm wind.

    Low: 59 °F

    Clear

  • Wednesday

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

    High: 84 °F

    Sunny

  • Wednesday Night

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

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers. Mostly cloudy, with a steady temperature around 68. West wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers, mainly before 4am. Low around 60. West wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Columbus Day
A 30 percent chance of showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 75. West wind 5 to 10 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 57. Calm wind.
Tuesday
Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 59. Calm wind.
Wednesday
Sunny, with a high near 84. Calm wind becoming west around 5 mph.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 62.
Friday
Showers likely. Mostly sunny, with a high near 79. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Saturday
A 10 percent chance of showers. Mostly sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Erwin TN
 36.14°N 82.42°W (Elev. 1726 ft)
Last Update:
2:26 pm EDT Oct 11, 2026
Forecast Valid:
5pm EDT Oct 11, 2026-6pm EDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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