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The National Weather Service has issued a winter weather advisory for a storm that could drop as much as 4 inches of snow in some areas by Thursday morning.

The advisory is in effect from 11 p.m. Wednesday until 2 p.m. Thursday.

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The heaviest snowfall will occur between the early and mid-morning hours on Thursday. Accumulations of 2 to 3 inches are expected, with some areas getting up to 4 inches.

The weather service warned about slippery road conditions, especially during the Thursday morning commute.

For the latest updates, check ChicagoWeatherCenter.com.