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

50°F

10°C

Humidity 100%
Wind Speed Calm
Barometer 30.15 in (1019.7 mb)
Dewpoint 50°F (10°C)
Visibility 3.00 mi
Last update 25 Dec 8:53 am EST
Extended Forecast for

3 Miles W Jonesborough TN

  • Christmas Day

    Christmas Day: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 65. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers, mainly before 1am. Cloudy, with a low around 55. West wind around 5 mph becoming calm. New precipitation amounts between a tenth and quarter of an inch possible.

    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 67. South wind 5 to 10 mph.

    High: 67 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 57. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 68. West wind around 5 mph.

    High: 68 °F

    Partly Sunny

  • Saturday Night

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

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 68. Southwest wind around 5 mph.

    High: 68 °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

  • Monday

    Monday: Rain showers likely before 5pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 55. Breezy. Chance of precipitation is 60%.

    High: 55 °F

    Breezy.
    Showers
    Likely then
    Rain/Snow
    Likely

Detailed Forecast

Christmas Day
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 65. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A 50 percent chance of showers, mainly before 1am. Cloudy, with a low around 55. West wind around 5 mph becoming calm. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 30 percent chance of showers, mainly before 1pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 67. South wind 5 to 10 mph.
Friday Night
Showers likely. Mostly cloudy, with a low around 57. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 68. West wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around 50. Calm wind becoming south around 5 mph.
Sunday
Mostly cloudy, with a high near 68. Southwest wind around 5 mph.
Sunday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Monday
Rain showers likely before 5pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 55. Breezy. Chance of precipitation is 60%.
Monday Night
A chance of flurries before 7pm. Partly cloudy, with a low around 17.
Tuesday
Sunny, with a high near 31.
Tuesday Night
Mostly clear, with a low around 18.
Wednesday
Sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Jonesborough TN
 36.29°N 82.54°W (Elev. 1558 ft)
Last Update:
6:06 am EST Dec 25, 2025
Forecast Valid:
9am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation