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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

42°F

6°C

Humidity 79%
Wind Speed Calm
Barometer 29.87 in (1011.5 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 2 Jan 8:53 am EST
Extended Forecast for

Alcoa TN

  • Today

    Today: Mostly cloudy, with a high near 58. Southwest wind around 5 mph.

    High: 58 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers, mainly after 1am. Patchy fog after 3am. Low around 44. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Chance
    Showers then
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A 50 percent chance of showers, mainly before 1pm. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 54. Northeast wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 52. Calm wind becoming northeast around 5 mph.

    High: 52 °F

    Sunny

  • Sunday Night

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

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 60. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 58. Southwest wind around 5 mph.
Tonight
Showers, mainly after 1am. Patchy fog after 3am. Low around 44. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 50 percent chance of showers, mainly before 1pm. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 54. Northeast wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Mostly cloudy, with a low around 36. Calm wind.
Sunday
Sunny, with a high near 52. Calm wind becoming northeast around 5 mph.
Sunday Night
Mostly cloudy, with a low around 33. Calm wind.
Monday
Sunny, with a high near 60. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 51.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 66.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 49.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alcoa TN
 35.8°N 83.96°W (Elev. 856 ft)
Last Update:
6:06 am EST Jan 2, 2026
Forecast Valid:
9am EST Jan 2, 2026-6pm EST Jan 8, 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