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

57°F

14°C

Humidity 88%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 25 Dec 7:15 am EST
Extended Forecast for

3 Miles SSE Del Rio TN

  • Christmas Day

    Christmas Day: A slight chance of showers before 2pm, then a chance of showers after 4pm. Mostly cloudy, with a high near 68. West wind around 5 mph. Chance of precipitation is 30%.

    High: 68 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 59. West wind around 5 mph. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 72. Calm wind.

    High: 72 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 72. Calm wind becoming south around 5 mph in the morning.

    High: 72 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.

    High: 57 °F

    Showers
    Likely

Detailed Forecast

Christmas Day
A slight chance of showers before 2pm, then a chance of showers after 4pm. Mostly cloudy, with a high near 68. West wind around 5 mph. Chance of precipitation is 30%.
Tonight
A 30 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 56. Calm wind.
Friday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 59. West wind around 5 mph. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 72. Calm wind.
Saturday Night
Mostly cloudy, with a low around 53. Calm wind.
Sunday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 72. Calm wind becoming south around 5 mph in the morning.
Sunday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Monday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Monday Night
A chance of flurries before 7pm. Mostly cloudy, with a low around 18.
Tuesday
Sunny, with a high near 34.
Tuesday Night
Mostly clear, with a low around 20.
Wednesday
Sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Del Rio TN
 35.87°N 83.01°W (Elev. 1499 ft)
Last Update:
6:06 am EST Dec 25, 2025
Forecast Valid:
7am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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