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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Overcast

46°F

8°C

Humidity 32%
Wind Speed SW 6 mph
Barometer 30.18 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 18 Mar 5:55 pm EDT
Extended Forecast for

6 Miles W Erwin TN

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Calm wind becoming south around 5 mph after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 56. Calm wind becoming west around 5 mph.

    High: 56 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65. Calm wind becoming west around 5 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51. Southwest wind around 5 mph.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 69. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. Southwest wind around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Partly cloudy, with a low around 52.

    Low: 52 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. Calm wind becoming south around 5 mph after midnight.
Thursday
Mostly cloudy, with a high near 56. Calm wind becoming west around 5 mph.
Thursday Night
Mostly cloudy, with a low around 42. Calm wind.
Friday
Mostly sunny, with a high near 65. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 51. Southwest wind around 5 mph.
Saturday
Mostly cloudy, with a high near 69. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 55. Southwest wind around 5 mph.
Sunday
Sunny, with a high near 76.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 52.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 60.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 38.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 58.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 41.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Erwin TN
 36.15°N 82.5°W (Elev. 2224 ft)
Last Update:
2:26 pm EDT Mar 18, 2026
Forecast Valid:
6pm EDT Mar 18, 2026-6pm EDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation