CHICAGO (CBS) — As high pressure builds overhead, our winds relax Thursday night.
Low temperatures will drop into the 20s.

(Credit: CBS 2)
It will be clear Friday with more seasonable temperatures, and highs in the lower 50s.

(Credit: CBS 2)
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.

(Credit: CBS 2)
The normal high is 53.