Radar indicates a narrow band of precipitation moving west to east near I-80. Very light snow just skimmed the northwest suburbs about 4:30 am. with very sparse dusting on driveways and sidewalks.
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHICAGO IL
310 AM CST WED FEB 22 2012
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-
LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-
LAKE IN-PORTER-NEWTON-JASPER-BENTON-
INCLUDING THE CITIES OF…ROCKFORD…BELVIDERE…WOODSTOCK…
WAUKEGAN…OREGON…DIXON…DEKALB…AURORA…WHEATON…CHICAGO…
OTTAWA…OSWEGO…MORRIS…JOLIET…KANKAKEE…PONTIAC…
WATSEKA…PAXTON…GARY…VALPARAISO…MOROCCO…RENSSELAER…
FOWLER
…A BURST OF LIGHT TO MODERATE SNOW TO QUICKLY MOVE ACROSS
NORTHEAST ILLINOIS AND NORTHWEST INDIANA THROUGH MID MORNING…
A NARROW BAND OF LIGHT TO MODERATE SNOW IS EXPECTED TO DEVELOP
EARLY THIS MORNING ACROSS PORTIONS OF NORTHERN ILLINOIS…CENTERED
ALONG THE INTERSTATE 80 CORRIDOR. SNOW WILL QUICKLY INTENSIFY AS
IT MOVES EAST NORTHEAST ACROSS THE AREA. MODERATE TO AT TIMES
HEAVY SNOWFALL WILL BE POSSIBLE FOR THE SOUTH AND SOUTHWEST
SUBURBS OF CHICAGO BETWEEN 6 AND 8 AM THIS MORNING. WHILE SOME
UNCERTAINTY REMAINS ON THE PRECISE PATH…IT IS POSSIBLE HEAVIER
SNOW COULD FALL FURTHER NORTH THAN CURRENTLY EXPECTED AND IMPACT
METROPOLITAN CHICAGO. WITHIN THE HEAVIEST SNOWFALL…RATES UP TO
ONE INCH PER HOUR MAY OCCUR WITH VISIBILITIES AT TIMES REDUCED TO
ONE HALF MILE. TOTAL ACCUMULATIONS ARE EXPECTED TO BE BETWEEN 1
AND 2 INCHES…WITH LOCALLY HIGHER TOTALS POSSIBLE.
ANYONE PLANNING TRAVEL THIS MORNING SHOULD USE CAUTION AND BE
AWARE OF SLIPPERY OR SNOW COVERED ROADS AS WELL AS THE POTENTIAL
FOR REDUCED VISIBILITIES BEFORE THIS SNOW EXITS BY LATE MORNING.
…
Several small systems of precipitation expected through Friday …
Today: A chance of rain and snow before noon, then a slight chance of rain after 2pm. Mostly cloudy, with a high near 46. West southwest wind between 5 and 10 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.
Tonight: Snow likely after midnight. Cloudy, with a low around 37. West wind around 5 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday: Snow likely before noon, then rain showers likely. Cloudy, with a high near 45. East northeast wind between 5 and 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night: A 50 percent chance of snow showers. Cloudy, with a low around 30. North northwest wind around 10 mph, with gusts as high as 15 mph.
Friday: A chance of rain and snow showers. Mostly cloudy, with a high near 38. Northwest wind between 10 and 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%