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

Marion - Williamson County Regional Airport (KMWA)

Lat: 38.05°NLon: -88.99°WElev: 486ft.

Overcast

32°F

0°C

Humidity 80%
Wind Speed NW 9 mph
Barometer 30.28 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 12 Feb 11:48 am CST
Extended Forecast for

3 Miles ENE Valier IL

  • This
    Afternoon

    This Afternoon: Mostly cloudy, with a high near 34. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.

    Mostly Cloudy

    High: 34 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 10. Wind chill values as low as -1. North northwest wind 9 to 14 mph, with gusts as high as 21 mph.

    Partly Cloudy

    Low: 10 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 21. Wind chill values as low as -3. North northwest wind 5 to 9 mph becoming light north northeast  in the afternoon.

    Mostly Sunny

    High: 21 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of snow after midnight.  Increasing clouds, with a low around 16. Light and variable wind becoming east southeast 5 to 9 mph in the evening.

    Mostly Cloudy
    then Slight
    Chance Snow

    Low: 16 °F

  • Sunday

    Sunday: Snow likely.  Cloudy, with a high near 28. South wind 8 to 11 mph.  Chance of precipitation is 60%.

    Snow Likely

    High: 28 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of snow.  Mostly cloudy, with a low around 26. South wind 5 to 8 mph.

    Chance Snow

    Low: 26 °F

  • Washington's
    Birthday

    Washington's Birthday: A chance of snow before noon, then a chance of rain.  Mostly cloudy, with a high near 40. South wind around 5 mph becoming light and variable  in the afternoon.  Chance of precipitation is 30%.

    Chance Snow
    then Chance
    Rain

    High: 40 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 28. Light and variable wind becoming west northwest around 5 mph.

    Mostly Cloudy

    Low: 28 °F

  • Tuesday

    Tuesday: A slight chance of rain and snow before noon, then a slight chance of rain.  Partly sunny, with a high near 45. Light southwest wind becoming west 8 to 13 mph in the morning.

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

    High: 45 °F

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 34. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy, with a low around 10. Wind chill values as low as -1. North northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 21. Wind chill values as low as -3. North northwest wind 5 to 9 mph becoming light north northeast in the afternoon.
Saturday Night
A 20 percent chance of snow after midnight. Increasing clouds, with a low around 16. Light and variable wind becoming east southeast 5 to 9 mph in the evening.
Sunday
Snow likely. Cloudy, with a high near 28. South wind 8 to 11 mph. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 26. South wind 5 to 8 mph.
Washington's Birthday
A chance of snow before noon, then a chance of rain. Mostly cloudy, with a high near 40. South wind around 5 mph becoming light and variable in the afternoon. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 28. Light and variable wind becoming west northwest around 5 mph.
Tuesday
A slight chance of rain and snow before noon, then a slight chance of rain. Partly sunny, with a high near 45. Light southwest wind becoming west 8 to 13 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 28. West northwest wind 7 to 13 mph.
Wednesday
Mostly sunny, with a high near 43. Northwest wind around 7 mph becoming east northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 29. East northeast wind around 6 mph becoming southeast after midnight.
Thursday
Sunny, with a high near 52. South wind 7 to 13 mph, with gusts as high as 18 mph.
Click Map For Forecast
Point Forecast:
3 Miles ENE Valier IL
 38.05°N 88.99°W
12:15 pm CST Feb 12, 2016
12pm CST Feb 12, 2016-6pm CST Feb 18, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database