Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Partly Cloudy

63°F

17°C

Humidity 94%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 30 Sep 3:55 am EDT
Extended Forecast for

Erwin TN

  • Today

    Today: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 75. Calm wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers

  • Tonight

    Tonight: A 10 percent chance of showers before 7pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Calm wind becoming north around 5 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Calm wind becoming southeast around 5 mph after midnight.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Southeast wind around 5 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. Southeast wind around 5 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.
Tonight
A 10 percent chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 57. Calm wind.
Wednesday
Sunny, with a high near 81. Calm wind becoming north around 5 mph.
Wednesday Night
Mostly clear, with a low around 53. Calm wind becoming southeast around 5 mph after midnight.
Thursday
Sunny, with a high near 76. Southeast wind around 5 mph.
Thursday Night
Mostly clear, with a low around 46. Southeast wind around 5 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 77. Calm wind.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 58.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Erwin TN
 36.14°N 82.42°W (Elev. 1726 ft)
1:31 am EDT Sep 30, 2025
4am EDT Sep 30, 2025-6pm EDT Oct 6, 2025
 
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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