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

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

56°F

13°C

Humidity 37%
Wind Speed N 12 G 20 mph
Barometer 30.08 in (1018.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 11 Feb 1:53 pm EST
Extended Forecast for

Alcoa TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 59. North wind around 5 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 30. North wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 51. Calm wind becoming north around 5 mph in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. Northeast wind around 5 mph becoming calm.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 55. Calm wind.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 59. Calm wind.

    High: 59 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after 1am. Cloudy, with a low around 46. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers. High near 58. Chance of precipitation is 90%.

    High: 58 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 59. North wind around 5 mph.
Tonight
Mostly clear, with a low around 30. North wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 51. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 30. Northeast wind around 5 mph becoming calm.
Friday
Sunny, with a high near 55. Calm wind.
Friday Night
Partly cloudy, with a low around 32. Calm wind.
Saturday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 59. Calm wind.
Saturday Night
Showers likely, mainly after 1am. Cloudy, with a low around 46. Chance of precipitation is 70%.
Sunday
Showers. High near 58. Chance of precipitation is 90%.
Sunday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 45.
Washington's Birthday
Mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Partly sunny, with a high near 67.
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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:
1:26 pm EST Feb 11, 2026
Forecast Valid:
2pm EST Feb 11, 2026-6pm EST Feb 17, 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