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

Decatur Airport (KDEC)

Lat: 39.86°NLon: -88.94°WElev: 670ft.

Fair

23°F

-5°C

Humidity 50%
Wind Speed Calm
Barometer 30.31 in (1027.4 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 11 Feb 12:54 pm CST
Extended Forecast for

2 Miles WSW Decatur IL

  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 23. North wind around 5 mph.

    Mostly Sunny

    High: 23 °F

  • Tonight

    Tonight: A 40 percent chance of snow, mainly after 2am.  Mostly cloudy, with a low around 15. Light and variable wind becoming south around 6 mph in the evening.

    Mostly Cloudy
    then Chance
    Snow

    Low: 15 °F

  • Friday

    Friday: A 30 percent chance of snow before 1pm.  Mostly cloudy, with a high near 28. West southwest wind 6 to 15 mph, with gusts as high as 23 mph.

    Chance Snow

    High: 28 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 5. Wind chill values between -10 and zero. North northwest wind 14 to 18 mph, with gusts as high as 24 mph.

    Partly Cloudy

    Low: 5 °F

  • Saturday

    Saturday: Sunny, with a high near 15. North northwest wind 7 to 13 mph, with gusts as high as 16 mph.

    Sunny

    High: 15 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 9. North wind 6 to 8 mph becoming east southeast after midnight.

    Mostly Cloudy

    Low: 9 °F

  • Sunday

    Sunday: A 40 percent chance of snow after 7am.  Cloudy, with a high near 24. Southeast wind 8 to 15 mph, with gusts as high as 20 mph.

    Chance Snow

    High: 24 °F

  • Sunday
    Night

    Sunday Night: A chance of snow.  Cloudy, with a low around 19.

    Chance Snow

    Low: 19 °F

  • Washington's
    Birthday

    Washington's Birthday: A chance of snow before 7am.  Mostly cloudy, with a high near 34.

    Chance Snow
    then Mostly
    Cloudy

    High: 34 °F

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 23. North wind around 5 mph.
Tonight
A 40 percent chance of snow, mainly after 2am. Mostly cloudy, with a low around 15. Light and variable wind becoming south around 6 mph in the evening.
Friday
A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 28. West southwest wind 6 to 15 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 5. Wind chill values between -10 and zero. North northwest wind 14 to 18 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 15. North northwest wind 7 to 13 mph, with gusts as high as 16 mph.
Saturday Night
Mostly cloudy, with a low around 9. North wind 6 to 8 mph becoming east southeast after midnight.
Sunday
A 40 percent chance of snow after 7am. Cloudy, with a high near 24. Southeast wind 8 to 15 mph, with gusts as high as 20 mph.
Sunday Night
A chance of snow. Cloudy, with a low around 19.
Washington's Birthday
A chance of snow before 7am. Mostly cloudy, with a high near 34.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 40.
Click Map For Forecast
Point Forecast:
2 Miles WSW Decatur IL
 39.86°N 88.94°W (Elev. 682 ft)
12:37 pm CST Feb 11, 2016
1pm 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