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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Morristown Moore-Murrell Airport (KMOR)

Lat: 36.18°NLon: 83.38°WElev: 1313ft.

23°F

-5°C

Humidity 68%
Wind Speed NA
Barometer 30.23 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 30 Dec 9:40 am EST
Extended Forecast for

Jefferson City TN

  • Today

    Today: Mostly cloudy early, then gradual clearing, with a high near 36. West wind 5 to 10 mph.

    High: 36 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 23. Southwest wind around 5 mph.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. West wind around 5 mph.

    Low: 29 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 47. West wind around 5 mph.

    High: 47 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 55. Calm wind becoming west around 5 mph in the afternoon.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Showers likely, mainly after 1am. Cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

  • Saturday

    Saturday: A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy early, then gradual clearing, with a high near 36. West wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 23. Southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 29. West wind around 5 mph.
New Year's Day
Mostly sunny, with a high near 47. West wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 32. Calm wind.
Friday
Mostly cloudy, with a high near 55. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Showers likely, mainly after 1am. Cloudy, with a low around 42. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 54.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jefferson City TN
 36.13°N 83.48°W (Elev. 1099 ft)
Last Update:
7:17 am EST Dec 30, 2025
Forecast Valid:
10am EST Dec 30, 2025-6pm EST Jan 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation