By Mary Kay Kleist

CHICAGO (CBS) — A blocking ridge of high pressure will keep rain away for several days.

Surface Map: 09.21.20

(Credit: CBS 2)

The low for Monday night is 54 with fair skies and light wind, while the high for Tuesday is 79 with hazy sunshine.

Tomorrow's Planner: 09.21.20

(Credit: CBS 2)

Expect a gradual warming trend through the week. The high Wednesday is near 80 with hazy conditions again.

Fall begins Tuesday morning at 8:31 a.m.

First Day Of Fall: 09.21.20

(Credit: CBS 2)

The next cold front in this weekend takes temps back to seasonable levels by Sunday.

High Temperatures: 09.21.20

(Credit: CBS 2)

Mary Kay Kleist