CHICAGO (CBS)– Chicago’s airports are canceling hundreds of flights amid winter weather on Thursday.

Chicago areas are under a Winter Weather Advisory through lunchtime Thursday. The advisory will remain in effect longer in Northwest Indiana due to lake effect snow.

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As of 9:30 a.m. Thursday, 209 flights had been canceled at O’Hare International Airport and average delays are over 76 minutes.

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At Midway Airport, 11 flights have been canceled and average delays are over 15 minutes.

This is a developing story.

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