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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

59°F

15°C

Humidity 93%
Wind Speed SW 8 mph
Barometer 29.97 in (1014.2 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 27 Dec 4:53 am EST
Extended Forecast for

5 Miles SW Maryville TN

  • Today

    Today: Partly sunny, with a high near 72. Calm wind.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. Calm wind becoming southwest around 5 mph after midnight.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers. Mostly cloudy, with a high near 72. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 72 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly after 1am. Low around 41. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Chance
    Showers then
    Showers and
    Breezy

  • Monday

    Monday: A 50 percent chance of showers, mainly 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. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 36. Northwest wind 5 to 10 mph.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 72. Calm wind.
Tonight
Mostly cloudy, with a low around 56. Calm wind becoming southwest around 5 mph after midnight.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 72. South wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Showers, mainly after 1am. Low around 41. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday
A 50 percent chance of showers, mainly 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. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 36. Northwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 26.
New Year's Day
Mostly sunny, with a high near 46.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Maryville TN
 35.7°N 84.05°W (Elev. 997 ft)
Last Update:
12:31 am EST Dec 27, 2025
Forecast Valid:
5am EST Dec 27, 2025-6pm EST Jan 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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