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

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

27°F

-3°C

Humidity 66%
Wind Speed NW 5 mph
Barometer 30.31 in (1027.3 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 28 Jan 12:53 am EST
Extended Forecast for

Alcoa TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 37. Light southwest wind becoming west 5 to 10 mph in the morning.

    High: 37 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 19. West wind around 5 mph becoming calm in the evening.

    Low: 19 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 39. Calm wind.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 39. Calm wind becoming north around 5 mph in the afternoon.

    High: 39 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 15. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A 30 percent chance of snow showers, mainly before 1pm. Partly sunny, with a high near 22.

    High: 22 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 20. Calm wind.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 37. Light southwest wind becoming west 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 19. West wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 39. Calm wind.
Thursday Night
Mostly cloudy, with a low around 24. Calm wind.
Friday
A 20 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 39. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 15. North wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A 30 percent chance of snow showers, mainly before 1pm. Partly sunny, with a high near 22.
Saturday Night
Mostly cloudy, with a low around 8.
Sunday
Mostly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 11.
Monday
Mostly sunny, with a high near 37.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alcoa TN
 35.8°N 83.96°W (Elev. 856 ft)
Last Update:
12:31 am EST Jan 28, 2026
Forecast Valid:
1am EST Jan 28, 2026-6pm EST Feb 3, 2026
 
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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