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.

A Few Clouds

65°F

18°C

Humidity 87%
Wind Speed NE 12 mph
Barometer 29.89 in (1011.5 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 10 Oct 11:53 pm EDT
Extended Forecast for

Alcoa TN

  • Overnight

    Overnight: Showers and thunderstorms. Low around 63. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly after 4pm. Patchy fog after 3pm. Otherwise, mostly cloudy, with a high near 71. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 10pm. Patchy fog after 5am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.

    Low: 61 °F

    Chance
    Showers then
    Patchy Fog

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 82. Southwest wind around 5 mph becoming calm.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. South wind around 5 mph becoming calm.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 62. South wind around 5 mph.

    Low: 62 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers and thunderstorms. Low around 63. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely, mainly after 4pm. Patchy fog after 3pm. Otherwise, mostly cloudy, with a high near 71. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 30 percent chance of showers, mainly before 10pm. Patchy fog after 5am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.
Columbus Day
Mostly sunny, with a high near 82. Southwest wind around 5 mph becoming calm.
Monday Night
Mostly clear, with a low around 59. South wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 62. South wind around 5 mph.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 62.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Friday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alcoa TN
 35.78°N 83.99°W (Elev. 869 ft)
Last Update:
8:21 pm EDT Oct 10, 2026
Forecast Valid:
12am EDT Oct 11, 2026-6pm EDT Oct 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