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.

Overcast

62°F

17°C

Humidity 86%
Wind Speed SW 8 mph
Barometer 29.95 in (1013.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 27 Dec 1:53 am EST
Extended Forecast for

6 Miles SSW Maryville TN

  • Overnight

    Overnight: A chance of sprinkles before 4am. Mostly cloudy, with a low around 58. Southwest wind around 5 mph.

    Low: 58 °F

    Chance
    Sprinkles

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Calm wind.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 56. Calm wind becoming southwest around 5 mph after midnight.

    Low: 56 °F

    Increasing
    Clouds

  • 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 20. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Tuesday Night

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

    Low: 21 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of sprinkles before 4am. Mostly cloudy, with a low around 58. Southwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 73. Calm wind.
Saturday Night
Increasing clouds, 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 20. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 36.
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.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Maryville TN
 35.67°N 84.03°W (Elev. 1001 ft)
Last Update:
12:31 am EST Dec 27, 2025
Forecast Valid:
2am EST Dec 27, 2025-6pm EST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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