CHICAGO — A Winter Storm Warning has been extended until 2 p.m. Friday for northern and central Cook County. An additional 1-2 inches of lake effect snow are possible.

Plan for dangerous travel conditions in intense snowfall. Conditions could change rapidly over short distances.

A Winter Weather Advisory for DuPage, far southern Cook and Lake, Indiana has also been extended until 2 p.m. Additional lake effect snow could cause snow covered and slippery roads. Conditions could be highly variable over short distances.

According to WGN’s Weather Office, the highest snowfall total, so far, is in Wilmette with a reported 8 inches. Midway area is close behind with a reported total of 7.2 inches, so far.

Full forecast details and more at the WGN Weather Center blog

Heavy lake effect snow band during morning rush, with snow rates of 2″ per hour possible. Highest accumulations 4-8″, with considerably less amount in areas not under lake effect snow band. Winds: NNW 5-10 mph. High Temp: 21.

Lake effect snow slammed parts of the Chicago area and caused a messy, slow and slick morning commute Friday. Most markings on roads are hardly visible due to snow cover. Allow extra time and drive with caution.

Decreasing clouds tonight. Winds: NW 0-10 mph. Low Temp: 4.

Saturday Forecast: Mostly sunny, S 5-10 mph. High Temp: 22