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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Hazardous Weather Conditions

Current conditions at

Mount Vernon, Mount Vernon Airport (KMVN)

Lat: 38.05°NLon: -88.96°WElev: 479ft.

Overcast

25°F

-4°C

Humidity 54%
Wind Speed N 6 mph
Barometer 30.34 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 11 Feb 11:15 am CST
Extended Forecast for

4 Miles NNW Benton IL

  • Today

    Today: Mostly sunny, with a high near 29. North northeast wind around 6 mph.

    Mostly Sunny

    High: 29 °F

  • Tonight

    Tonight: A 20 percent chance of light snow after 11pm.  Cloudy, with a low around 21. Northeast wind around 5 mph becoming calm  in the evening.

    Slight Chance
    Light Snow

    Low: 21 °F

  • Friday

    Friday: A 20 percent chance of light snow before 7am.  Mostly cloudy, with a high near 36. Light and variable wind becoming northwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    Slight Chance
    Light Snow
    then Partly
    Sunny

    High: 36 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 11. Wind chill values as low as -1. North northwest wind 10 to 14 mph, with gusts as high as 21 mph.

    Partly Cloudy

    Low: 11 °F

  • Saturday

    Saturday: Sunny, with a high near 20. North wind 6 to 10 mph.

    Sunny

    High: 20 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 14. North wind 5 to 7 mph becoming east southeast after midnight.

    Slight Chance
    Snow

    Low: 14 °F

  • Sunday

    Sunday: A 40 percent chance of snow.  Cloudy, with a high near 29. Southeast wind 7 to 10 mph.

    Chance Snow

    High: 29 °F

  • Sunday
    Night

    Sunday Night: A chance of snow.  Cloudy, with a low around 25. South wind 6 to 9 mph.

    Chance Snow

    Low: 25 °F

  • Washington's
    Birthday

    Washington's Birthday: A chance of snow before noon, then a chance of rain.  Mostly cloudy, with a high near 39. South wind around 6 mph becoming west northwest in the afternoon.

    Chance Snow
    then Chance
    Rain

    High: 39 °F

Detailed Forecast

Today
Mostly sunny, with a high near 29. North northeast wind around 6 mph.
Tonight
A 20 percent chance of light snow after 11pm. Cloudy, with a low around 21. Northeast wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of light snow before 7am. Mostly cloudy, with a high near 36. Light and variable wind becoming northwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
Partly cloudy, with a low around 11. Wind chill values as low as -1. North northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 20. North wind 6 to 10 mph.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 14. North wind 5 to 7 mph becoming east southeast after midnight.
Sunday
A 40 percent chance of snow. Cloudy, with a high near 29. Southeast wind 7 to 10 mph.
Sunday Night
A chance of snow. Cloudy, with a low around 25. South wind 6 to 9 mph.
Washington's Birthday
A chance of snow before noon, then a chance of rain. Mostly cloudy, with a high near 39. South wind around 6 mph becoming west northwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 27. West northwest wind around 5 mph.
Tuesday
Partly sunny, with a high near 44. West wind 5 to 7 mph becoming south southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 32. South southwest wind around 7 mph becoming west after midnight.
Wednesday
Mostly sunny, with a high near 49. Southwest wind 6 to 9 mph.
Click Map For Forecast
Point Forecast:
4 Miles NNW Benton IL
 38.05°N 88.96°W
11:13 am CST Feb 11, 2016
11am CST Feb 11, 2016-6pm CST Feb 17, 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