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

Bristol / Johnson / Kingsport, Tri-City Regional Airport (KTRI)

Lat: 36.48°NLon: 82.4°WElev: 1519ft.

Fog/Mist

52°F

11°C

Humidity 97%
Wind Speed Calm
Barometer 30.04 in (1015.6 mb)
Dewpoint 51°F (11°C)
Visibility 2.00 mi
Last update 26 Dec 4:53 am EST
Extended Forecast for

3 Miles W Roan Mountain TN

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Mostly sunny, with a high near 56. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 20%.

    High: 56 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers. Cloudy, with a low around 51. Northwest wind 5 to 10 mph.

    Low: 51 °F

    Chance
    Showers

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 61. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 61 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 59. Calm wind becoming south around 5 mph in the afternoon.

    High: 59 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 44. South wind 5 to 10 mph.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Rain showers likely before 1pm, then a chance of rain and snow showers. Partly sunny, with a high near 55. Breezy. Chance of precipitation is 70%.

    High: 55 °F

    Breezy.
    Showers
    Likely then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around 15. Blustery.

    Low: 15 °F

    Chance Snow
    Showers and
    Blustery

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 48. Calm wind.
Friday
A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Mostly sunny, with a high near 56. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 20%.
Friday Night
A 40 percent chance of showers. Cloudy, with a low around 51. Northwest wind 5 to 10 mph.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 61. Northwest wind around 5 mph becoming calm in the afternoon.
Saturday Night
Partly cloudy, with a low around 47. Calm wind.
Sunday
Mostly cloudy, with a high near 59. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 44. South wind 5 to 10 mph.
Monday
Rain showers likely before 1pm, then a chance of rain and snow showers. Partly sunny, with a high near 55. Breezy. Chance of precipitation is 70%.
Monday Night
A 30 percent chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around 15. Blustery.
Tuesday
Sunny, with a high near 28.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Sunny, with a high near 36.
Wednesday Night
Partly cloudy, with a low around 22.
New Year's Day
Mostly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Roan Mountain TN
 36.19°N 82.11°W (Elev. 3156 ft)
Last Update:
12:31 am EST Dec 26, 2025
Forecast Valid:
5am EST Dec 26, 2025-6pm EST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation