Friday, December 28, 2012

Friday morning weather update



11:00 am Update:  The snow falling earlier this morning has come to an end across northern Illinois but continues to lightly fall from Janesville northward.  As the upper level low passes later today we may begin to see a little more snow develop for this afternoon but any further accumulations will remain minor.  About a half an inch to a little over an inch of snow has fallen so far.




8:00 am Update:  Light snow now beginning to fall from Janesville, Rockford, Dixon and Rochelle this morning.  The falling snow may briefly reduce visibility if heavier snow bands develop.


Light snow is beginning to blossom on the radar this morning, however, a lot of this isn't reaching the surface just yet.  A dry layer in the atmosphere a few thousand feet above the surface is causing what snow that is falling from the clouds to evaporate.  It'll take some time for the atmosphere to become completely saturated to support snowfall later this morning and afternoon.  While this shouldn't cause too many headaches in northern Illinois there have been a few reports of slick roads on untreated surfaces northeast of Janesville.  As the falling snow works to saturate the atmosphere there may be a brief period of freezing drizzle mixed with those flurries north of the state line.  Watch for slick spots if your commute takes you north this morning.

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