(Credit: CBS)

(Credit: CBS)

CHICAGO (CBS) — More snow is headed to Chicago. A winter weather advisory will be in effect from Friday night to Saturday evening, thanks to a storm that could dump up to 6 inches on the southern suburbs.

The National Weather Service has issued a winter weather advisory for Cook County from 10 p.m. Friday to 6 p.m. Saturday. Advisories for Will, Grundy, Kankakee and LaSalle counties begin at 6 p.m. Friday and continue through noon Saturday.

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The looming winter storm is expected to bring snow to the area starting Friday evening, with the heaviest accumulations in southern Cook County.

The southern suburbs could see 4 to 6 inches by late Saturday afternoon.

The city, and north and central Cook County could see 2 to 4 inches.

With half an inch of snow or more per hour at times, forecasters warned of reduced visibility that could make traveling on local roads slow and difficult.

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