CHICAGO (WLS) -- Overnight Chicago-area snowfall created hazardous road conditions and caused delays at Chicago O'Hare International Airport on Sunday.

It was yet another reminder of the winter ahead for Chicagoans, but it was fortunately not a work day for many.

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Snow started to fall in the area between 9 p.m. Saturday and midnight before stopping, from west to east, between 6 a.m. and 9 a.m. Sunday, ABC7 Chicago AccuWeather meteorologists said.

By 8:15 a.m., snow had stopped in most areas along and north of Interstate 80. The last burst of snow in the Chicago area was moving along I-80, from around Joliet to around Gary, at the same time.

Between 2 and 4 inches of snow accumulation is expected for most areas, with some isolated

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