Chicagoland weather radar shows snow moving across most of Northern Illinois. Light snow is observed in the area, and 1.5 inch has accumulated so far at 6:30 a.m.
Snow is expected to continue until about 11:00 a.m. and then taper off until about 2:00 p.m. until 5:00 p.m.
An additional 2.2 inches of snow (total 3.7 inches) is expected to accumulate in Arlington Heights by about noon Wednesday.
The morning rush hour is expected to be affected negatively by this system with hazardous conditions possible.
NWS Chicago Forecast.
URGENT – WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
433 AM CST WED MAR 5 2014
…LIGHT TO MODERATE SNOW TO AFFECT MORNING COMMUTE…
.BANDS OF LIGHT TO MODERATE SNOW WILL AFFECT AREAS ALONG AND NORTH
OF INTERSTATE 80 JUST PRIOR TO AND DURING THE MORNING COMMUTE.
VISIBILITY WILL BE REDUCED TO LESS THAN A MILE AT TIMES AND SNOW
ACCUMULATION RATES OF AROUND A HALF INCH PER HOUR ARE EXPECTED FOR
BETWEEN 2 AND 4 HOURS…WITH RATES POSSIBLY EXCEEDING THAT FOR
MCHENRY-LAKE IL-KANE-DUPAGE-COOK-KENDALL-WILL-LAKE IN-PORTER-
INCLUDING THE CITIES OF…WOODSTOCK…WAUKEGAN…AURORA…
433 AM CST WED MAR 5 2014
…WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
* TIMING…THE HEAVIEST SNOW IS EXPECTED BETWEEN APPROXIMATELY 5
AM AND 11 AM CST. LIGHTER INTENSITY SNOW MAY CONTINUE INTO EARLY
AFTERNOON BEYOND THE END TIME OF THE ADVISORY.
* ACCUMULATION…A TOTAL OF 2 TO 3 INCHES OF SNOW IS EXPECTED…
WITH ISOLATED 4 INCH AMOUNTS POSSIBLE. ACCUMULATION RATES
GENERALLY AROUND ONE HALF INCH PER HOUR ARE ALSO EXPECTED.
BRIEF PERIODS OF HIGHER ACCUMULATION RATES OF THREE QUARTERS
TO ONE INCH PER HOUR ARE POSSIBLE.
* MAIN IMPACT…WITH THE BULK OF THE SNOW EXPECTED TO FALL
DURING THE MORNING COMMUTE…SNOW COVERED ROADS AND SLOW AND
HAZARDOUS TRAVEL ARE LIKELY.
A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES…AND USE CAUTION WHILE
4-Day Forecast …
Today SUNRISE: 6:20 AM SUNSET: 5:46 PM
Snow, mainly before noon. High near 24. Northeast wind 10 to 15 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 3 inches possible.
Cloudy, then gradually becoming partly cloudy, with a low around 10. Wind chill values as low as -1. East wind 5 to 10 mph.
Mostly sunny, with a high near 30. Wind chill values as low as -3. East southeast wind 5 to 10 mph becoming south in the afternoon.
Partly cloudy, with a low around 18. South southwest wind 5 to 10 mph.
Partly sunny, with a high near 40. South southwest wind around 10 mph, with gusts as high as 15 mph.
A chance of rain and snow before midnight, then a chance of snow. Cloudy, with a low around 25. Chance of precipitation is 30%.
A 30 percent chance of snow. Mostly cloudy, with a high near 30.
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