Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Mostly Cloudy

61°F

16°C

Humidity 77%
Wind Speed SW 5 mph
Barometer 29.92 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Mar 1:15 am EDT
Extended Forecast for

3 Miles S Tusculum TN

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms before 2am.  Areas of smoke before 2am. Partly cloudy, with a low around 56. Southwest wind around 5 mph.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 83. Light southwest wind becoming west 5 to 10 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 2am.  Increasing clouds, with a low around 57. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 57 °F

    Mostly Clear
    then Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers before 8am.  Cloudy through mid morning, then gradual clearing, with a high near 66. West wind around 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 66 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. Northeast wind around 5 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 64. East wind around 5 mph becoming south in the afternoon.

    High: 64 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Calm wind becoming southeast around 5 mph.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Mostly cloudy, with a high near 65.

    High: 65 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms before 2am. Areas of smoke before 2am. Partly cloudy, with a low around 56. Southwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 83. Light southwest wind becoming west 5 to 10 mph in the morning.
Sunday Night
A 30 percent chance of showers after 2am. Increasing clouds, with a low around 57. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Monday
A 30 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 66. West wind around 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 38. Northeast wind around 5 mph.
Tuesday
Partly sunny, with a high near 64. East wind around 5 mph becoming south in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 44. Calm wind becoming southeast around 5 mph.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 65.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 48.
Thursday
A 30 percent chance of showers, mainly before 2pm. Partly sunny, with a high near 73.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 54.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 72.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Tusculum TN
 36.15°N 82.75°W (Elev. 1398 ft)
1:06 am EDT Mar 22, 2026
1am EDT Mar 22, 2026-6pm EDT Mar 28, 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