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

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.

Fair

61°F

16°C

Humidity 55%
Wind Speed SW 6 mph
Barometer 29.94 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 21 Mar 4:15 am EDT
Extended Forecast for

Liberty TN

  • Today

    Today: Mostly cloudy, with a high near 73. West wind around 5 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 59. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 81. West wind 5 to 10 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 57 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 64. North wind around 10 mph, with gusts as high as 25 mph.

    High: 64 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. North wind around 5 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 64. South wind around 5 mph.

    High: 64 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 2pm. Partly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 73. West wind around 5 mph, with gusts as high as 20 mph.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 59. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 81. West wind 5 to 10 mph.
Sunday Night
A 30 percent chance of showers after 2am. Partly cloudy, 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, mainly before 8am. Partly sunny, with a high near 64. North wind around 10 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 40. North wind around 5 mph.
Tuesday
Partly sunny, with a high near 64. South wind around 5 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 45.
Wednesday
A 30 percent chance of showers, mainly before 2pm. Partly sunny, with a high near 62.
Wednesday Night
A 30 percent chance of showers, mainly after 8pm. Mostly cloudy, with a low around 50.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 71.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Liberty TN
 36.13°N 82.59°W (Elev. 1667 ft)
Last Update:
2:26 am EDT Mar 21, 2026
Forecast Valid:
4am EDT Mar 21, 2026-6pm EDT Mar 27, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation