Isolated Severe Storms in the Midwest; Fire Weather Concerns in the Northern Plains; Record Heat in the West

Isolated severe storms are possible across parts of the Florida Peninsula and the Great Lakes to Lower Missouri Valley and south-central Plains late this afternoon and early evening. Elevated to critical fire weather concerns continue over much of the northern Great Plains. Above average temperatures persist across portions of the West today. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

68°F

20°C

Humidity 33%
Wind Speed Calm
Barometer 30.19 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 12 May 1:15 pm EDT
Extended Forecast for

Erwin TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. Calm wind becoming west around 5 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. Calm wind becoming south around 5 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 74. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 74 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am.  Partly cloudy, with a low around 49. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 65. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. Northwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 83.

    High: 83 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 74. Calm wind becoming west around 5 mph.
Tonight
Mostly clear, with a low around 53. Calm wind becoming south around 5 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 74. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 49. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 65. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 46. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 74. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 57.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 62.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Sunday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Monday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Erwin TN
 36.14°N 82.42°W (Elev. 1726 ft)
1:06 pm EDT May 12, 2026
1pm EDT May 12, 2026-6pm EDT May 18, 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