... Winter Weather Advisory remains in effect from midnight
tonight to 10 am CST Wednesday...
* timing... snow will spread east across the advisory area between
midnight and 4 am... peaking in intensity over north central
Illinois between 3 and 6 am CST... and over the Chicago area
between 4 and 8 am CST.
* Accumulation... total snow accumulation of around 2 to locally
4 inches can be expected in the advisory area.
* Main impact... snow will result in treacherous traveling
conditions for the Wednesday morning rush hour... with snowfall
rates of up to a half inch per hour possible with the most
* Other impacts... very cold temperatures will make regular non-
treated Road salt less effective... with cold temperatures resulting
in snow immediately accumulating on roadways.
A Winter Weather Advisory means that snow will cause travel
difficulties. Be prepared for snow covered roads... limited
visibilities... and very difficult travel conditions.
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