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

Nor'easter Bringing Dangerous Coastal Conditions to the Mid-Atlantic; Pacific Storm to Impact the Southwest U.S.

A Nor'easter well off the East Coast will slowly track north this week and may gain some subtropical characteristics. Strong onshore winds will bring flooding, dangerous marine conditions, and beach erosion along the Mid-Atlantic coast. A Pacific storm will bring gusty winds, severe thunderstorms, and mountain snow to portions of California and the Southwest U.S. through Thursday. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

54°F

12°C

Humidity 80%
Wind Speed Calm
Barometer 30.25 in (1024.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 Oct 9:53 pm EDT
Extended Forecast for

4 Miles E Knoxville TN

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, sunny, with a high near 73. Calm wind.

    High: 73 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Patchy Fog

  • Thursday

    Thursday: Sunny, with a high near 72. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 46. Northeast wind around 5 mph.

    Low: 46 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 72. Northeast wind around 5 mph becoming calm in the morning.

    High: 72 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Clear, with a low around 47. Calm wind.

    Low: 47 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 45. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, sunny, with a high near 73. Calm wind.
Wednesday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 46. Calm wind.
Thursday
Sunny, with a high near 72. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 46. Northeast wind around 5 mph.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 72. Northeast wind around 5 mph becoming calm in the morning.
Friday Night
Clear, with a low around 47. Calm wind.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 45.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Knoxville TN
 35.96°N 83.89°W (Elev. 883 ft)
Last Update:
7:06 pm EDT Oct 20, 2026
Forecast Valid:
10pm EDT Oct 20, 2026-6pm EDT Oct 27, 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