Winter storm to take a more southerly track – heavy snows now likely Interstate-88/290 and south

Weather

Update 3:30PM CST…

A Winter Weather Advisory (green and purple-shaded counties on the headlined map) for from 2 to 6-inches of snow is in effect 6PM this evening until 6PM Wednesday for the northeast Illinois/Chicago area along and south of the Interstate-88/290 corridor, including Cook and DuPage Counties and the city of Chicago, as well as Indiana Counties along and south of Interstate-80, including Lake and Porter Counties. Heaviest snowfall along with blowing and drifting should occur later tonight and Wednesday forenoon, primarily impacting this afternoon/evening commute around the south end of Lake Michigan as well as the Wednesday morning commute. 

Snowfall totals should drop off rapidly as you go north, with less than an inch expected in counties bordering the Illinois-Wisconsin state line. 

With strong northeast winds gusting over 35 mph gradually shifting to the north-northwest Wednesday, a Lakeshore Flood Warning (green-shaded counties) is in effect into Wednesday afternoon along the Illinois Lake Michigan shoreline where waves 8 to 12-feet are expected and the Indiana Lake Michigan shoreline later tonight through Wednesday where 10 to 14-foot waves are forecast.

The center of low pressure that was expected to track east just south of Chicago, is now determined to take a much more southerly trek along the Ohio River Valley, intensifying later Wednesday over Indiana/Ohio and points east.

 

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