Heavy Lake Effect Snow and Bitterly Cold Temperatures

A bitterly cold airmass will settle over much of the central and eastern U.S over the next several days. Well below normal temperatures and cold wind chills will be common. In addition, heavy lake effect snow will be possible especially downwind of Lakes Erie and Ontario, where up to one foot of additional snow is forecast by Sunday morning.
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Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.67°NLon: -83.58°WElev: 981ft.

Overcast

33°F

1°C

Humidity 66%
Wind Speed W 13 mph
Barometer 30.25 in (1024.9 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 12 Feb 10:53 pm EST
Extended Forecast for

7 Miles SW Gatlinburg TN

Wind Chill Advisory February 13, 12:00am until February 13, 12:00pm
Winter Weather Advisory until February 13, 04:00am
Click here for hazard details and duration
Wind Chill Advisory
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 13, 04:00am

    NOW until
    4:00am Sat

    Winter Weather Advisory

  • Tonight

    Tonight: A 20 percent chance of snow showers.  Mostly cloudy, with a low around 17. Northwest wind around 15 mph, with gusts as high as 20 mph.

    Slight Chance
    Snow Showers

    Low: 17 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 21. Wind chill values between 3 and 11. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Mostly Sunny

    High: 21 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 10. North wind around 5 mph becoming southeast after midnight.

    Partly Cloudy

    Low: 10 °F

  • Sunday

    Sunday: A 20 percent chance of snow after 4pm.  Mostly cloudy, with a high near 29. Wind chill values between 5 and 15. North wind around 5 mph becoming southwest in the afternoon.

    Mostly Cloudy
    then Slight
    Chance Snow

    High: 29 °F

  • Sunday
    Night

    Sunday Night: A chance of snow before 10pm, then a chance of snow and sleet between 10pm and 1am, then sleet likely after 1am.  Cloudy, with a low around 25. Southwest wind 5 to 10 mph.  Chance of precipitation is 70%.

    Snow/Sleet
    Likely

    Low: 25 °F

  • Washington's
    Birthday

    Washington's Birthday: Snow and freezing rain before noon, then rain and snow between noon and 3pm, then rain after 3pm.  High near 37. Chance of precipitation is 80%.

    Wintry Mix

    High: 37 °F

  • Monday
    Night

    Monday Night: Rain before 7pm, then rain and snow between 7pm and 2am, then snow after 2am.  Low around 31. Chance of precipitation is 80%.

    Rain/Snow

    Low: 31 °F

  • Tuesday

    Tuesday: A chance of snow before 9am, then a chance of rain and snow between 9am and 11am, then a chance of rain after 11am.  Mostly cloudy, with a high near 42. Chance of precipitation is 50%.

    Chance
    Rain/Snow
    then Chance
    Rain

    High: 42 °F

Detailed Forecast

Tonight
A 20 percent chance of snow showers. Mostly cloudy, with a low around 17. Northwest wind around 15 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 21. Wind chill values between 3 and 11. North wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 10. North wind around 5 mph becoming southeast after midnight.
Sunday
A 20 percent chance of snow after 4pm. Mostly cloudy, with a high near 29. Wind chill values between 5 and 15. North wind around 5 mph becoming southwest in the afternoon.
Sunday Night
A chance of snow before 10pm, then a chance of snow and sleet between 10pm and 1am, then sleet likely after 1am. Cloudy, with a low around 25. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Washington's Birthday
Snow and freezing rain before noon, then rain and snow between noon and 3pm, then rain after 3pm. High near 37. Chance of precipitation is 80%.
Monday Night
Rain before 7pm, then rain and snow between 7pm and 2am, then snow after 2am. Low around 31. Chance of precipitation is 80%.
Tuesday
A chance of snow before 9am, then a chance of rain and snow between 9am and 11am, then a chance of rain after 11am. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Tuesday Night
A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and midnight, then a chance of snow showers after midnight. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Wednesday
A slight chance of snow showers before 10am, then a slight chance of rain and snow showers between 10am and noon, then a slight chance of rain showers after noon. Mostly sunny, with a high near 43. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 57.
Click Map For Forecast
Point Forecast:
7 Miles SW Gatlinburg TN
 35.67°N 83.58°W (Elev. 2526 ft)
3:36 pm EST Feb 12, 2016
11pm EST Feb 12, 2016-6pm EST Feb 19, 2016
 
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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