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

Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

Monroe County Airport (KMNV)

Lat: 35.55°NLon: 84.38°WElev: 1031ft.

Fog

55°F

13°C

Humidity 100%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 55°F (13°C)
Visibility 0.15 mi
Last update 27 Dec 8:35 am EST
Extended Forecast for

Loudon TN

  • Today

    Today: Partly sunny, with a high near 73. Calm wind.

    High: 73 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 73. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 1am. Low around 41. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: A 40 percent chance of showers before 1pm. Mostly sunny, with a high near 52. West wind around 15 mph, with gusts as high as 25 mph.

    High: 52 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 38. Northwest wind around 5 mph.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 73. Calm wind.
Tonight
Mostly cloudy, with a low around 57. Calm wind.
Sunday
Mostly cloudy, with a high near 73. South wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Showers, mainly after 1am. Low around 41. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers before 1pm. Mostly sunny, with a high near 52. West wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 21. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 38. Northwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 20.
Wednesday
Mostly sunny, with a high near 45.
Wednesday Night
Partly cloudy, with a low around 25.
New Year's Day
Mostly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Loudon TN
 35.74°N 84.32°W (Elev. 781 ft)
Last Update:
6:06 am EST Dec 27, 2025
Forecast Valid:
8am EST Dec 27, 2025-6pm EST Jan 2, 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