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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Overcast

59°F

15°C

Humidity 77%
Wind Speed Calm
Barometer 30.18 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 25 Dec 1:35 am EST
Extended Forecast for

2 Miles SSW Limestone TN

  • Overnight

    Overnight: A 30 percent chance of showers, mainly between 2am and 5am. Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 51. Calm wind becoming southwest around 5 mph.

    Low: 51 °F

    Chance
    Showers and
    Patchy Fog

  • Christmas Day

    Christmas Day: A slight chance of showers before 7am, then a chance of showers after 10am. Mostly cloudy, with a high near 66. West wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers, mainly before 1am. Cloudy, with a low around 55. Calm wind becoming southwest around 5 mph.

    Low: 55 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly before 1pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 68. South wind 5 to 10 mph.

    High: 68 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 57. West wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 69. West wind around 5 mph becoming calm in the afternoon.

    High: 69 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50. Calm wind becoming southeast around 5 mph.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 69.

    High: 69 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly between 2am and 5am. Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 51. Calm wind becoming southwest around 5 mph.
Christmas Day
A slight chance of showers before 7am, then a chance of showers after 10am. Mostly cloudy, with a high near 66. West wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A 40 percent chance of showers, mainly before 1am. Cloudy, with a low around 55. Calm wind becoming southwest around 5 mph.
Friday
A 30 percent chance of showers, mainly before 1pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 68. South wind 5 to 10 mph.
Friday Night
Showers likely. Mostly cloudy, with a low around 57. West wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 69. West wind around 5 mph becoming calm in the afternoon.
Saturday Night
Mostly cloudy, with a low around 50. Calm wind becoming southeast around 5 mph.
Sunday
Mostly cloudy, with a high near 69.
Sunday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Monday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 55. Breezy. Chance of precipitation is 60%.
Monday Night
A chance of flurries. Mostly cloudy, with a low around 16.
Tuesday
Sunny, with a high near 31.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Limestone TN
 36.21°N 82.66°W (Elev. 1398 ft)
Last Update:
12:31 am EST Dec 25, 2025
Forecast Valid:
1am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation