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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

Morristown Moore-Murrell Airport (KMOR)

Lat: 36.18°NLon: 83.38°WElev: 1313ft.

43°F

6°C

Humidity 66%
Wind Speed SW 9 mph
Barometer 30.01 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 1 Jan 10:20 am EST
Extended Forecast for

Jefferson City TN

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 49. West wind around 5 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 54. Calm wind becoming west around 5 mph.

    High: 54 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Showers likely, mainly after 1am. Patchy fog after 4am. Otherwise, cloudy, with a low around 42. Calm wind. Chance of precipitation is 70%.

    Low: 42 °F

    Chance
    Showers then
    Showers
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Showers likely, mainly before 1pm. Patchy fog before 1pm. Otherwise, cloudy, with a high near 50. Northeast wind around 5 mph. Chance of precipitation is 70%.

    High: 50 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 48. Calm wind.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

New Year's Day
Mostly sunny, with a high near 49. West wind around 5 mph.
Tonight
Partly cloudy, with a low around 35. Calm wind.
Friday
Increasing clouds, with a high near 54. Calm wind becoming west around 5 mph.
Friday Night
Showers likely, mainly after 1am. Patchy fog after 4am. Otherwise, cloudy, with a low around 42. Calm wind. Chance of precipitation is 70%.
Saturday
Showers likely, mainly before 1pm. Patchy fog before 1pm. Otherwise, cloudy, with a high near 50. Northeast wind around 5 mph. Chance of precipitation is 70%.
Saturday Night
Mostly cloudy, with a low around 33. Calm wind.
Sunday
Sunny, with a high near 48. Calm wind.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly cloudy, with a high near 60.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 46.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jefferson City TN
 36.13°N 83.48°W (Elev. 1099 ft)
Last Update:
6:06 am EST Jan 1, 2026
Forecast Valid:
10am EST Jan 1, 2026-6pm EST Jan 7, 2026
 
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

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Chance of Precipitation