TRACK OF LOW PRESSURE
6 AM WEDNESDAY – 6 AM FRIDAY.
Center of low pressure tracks out of Colorado Wednesday into Oklahoma and then NE up the Ohio River Valley Thursday. Chicago area impacted with light rain later Wednesday night – Thursday rain changing over to wet snow from the west.- greatest snow accumulations generally an inch or less along/just south of Interstate-80

TORRENTIAL RAINFALL/HEAVY SNOW PUMMEL SECTIONS OF CALIFORNIA 

In Chicago: 8th-Warmest January open on record!–above normal temperatures continue