CHICAGO (CBS)– Heavy rain and wind is on the way as nearly 2 million people are expected to travel through Chicago‘s airports.

Tuesday will be a warmer day with temperatures in the low 50s. There is a chance for showers in the afternoon and later at night thunderstorms are possible.

According to CBS 2 meteorologist Megan Glaros, the storm timing is from 9 p.m. through 2 a.m. Wednesday.

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All rain and snow should be over by 9 a.m. Wednesday.

There is a high wind watch in place for Wednesday with gusts that could be 50 to 60 miles per hour.

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By Thanksgiving, conditions will clear for a mostly cloudy day with temperatures in the upper 30s.