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

Sevierville Gatlinburg - Pigeon Forge Airport (KGKT)

Lat: 35.86°NLon: 83.53°WElev: 1001ft.

Overcast

52°F

11°C

Humidity 100%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 25 Dec 5:35 am EST
Extended Forecast for

3 Miles S Cosby TN

  • Overnight

    Overnight: A 20 percent chance of showers.  Mostly cloudy, with a low around 55. Southwest wind around 5 mph.

    Low: 55 °F

    Slight Chance
    Showers

  • Christmas Day

    Christmas Day: A chance of showers before 3pm, then a chance of showers after 4pm.  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 30 percent chance of showers, mainly before 9pm.  Mostly cloudy, with a low around 56. West wind around 5 mph becoming calm.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly after 1pm.  Patchy fog before 7am.  Otherwise, partly sunny, with a high near 69. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 69 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers likely, mainly before 1am.  Mostly cloudy, with a low around 59. West wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 69. West wind around 5 mph becoming calm.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Calm wind becoming south around 5 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm.  Mostly cloudy, with a high near 70.

    High: 70 °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

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 55. Southwest wind around 5 mph.
Christmas Day
A chance of showers before 3pm, then a chance of showers after 4pm. Mostly cloudy, with a high near 66. West wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A 30 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 56. West wind around 5 mph becoming calm.
Friday
A 30 percent chance of showers, mainly after 1pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 69. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 59. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 69. West wind around 5 mph becoming calm.
Saturday Night
Mostly cloudy, with a low around 55. Calm wind becoming south around 5 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 70.
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 55. Breezy. Chance of precipitation is 60%.
Monday Night
A chance of flurries. Mostly cloudy, with a low around 19.
Tuesday
Sunny, with a high near 32.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Cosby TN
 35.78°N 83.24°W (Elev. 1788 ft)
12:31 am EST Dec 25, 2025
5am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
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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