Chicago Weather: Cold Thursday Night

CHICAGO (CBS) -- As high pressure builds overhead, our winds relax Thursday night.

Low temperatures will drop into the 20s.

It will be clear Friday with more seasonable temperatures, and highs in the lower 50s.

And then, get ready for a weekend warmup.

The high climbs to 67 on Saturday and 72 on Sunday, with mostly sunny conditions both days.

The normal high is 53.