By Robb Ellis

CHICAGO (CBS) — Snow arrived Wednesday afternoon and will continue through Thursday morning.

The totals are expected to top out at 2 to 3 inches by morning, with the low dropping to 20 overnight.

Some lake-effect snow may linger for Northwest Indiana through Thursday evening, bringing another 2 inches or more – for overall totals topping out at 6 inches or more. The high for the day Thursday is 20.

Snowfall Forecast: 02.12.20

(Credit: CBS 2)

A Winter Weather Advisory is in place for all counties in the area except Lake and McHenry counties in Illinois until noon Thursday.

Winter Weather Advisory: 02.12.20

(Credit: CBS 2)

Lake and Porter counties in Indiana extend the Winter Weather Advisory until 9 p.m. Thursday for that lake-effect snow.

A Lakeshore Flood Warning is in place for the lakeshore of Lake, Porter, and La Porte counties in Indiana until midnight Thursday night.

Lakeshore Flood Warning: 02.12.20

(Credit: CBS 2)

A Lakeshore Flood Advisory is in place for Cook County until 6 p.m. Thursday.

Amid the snow, flights were delayed an average of 39 minutes at O’Hare International Airport early Wednesday evening, while 203 flights had been canceled. At Midway International Airport, there were delays of 15 minutes or less, but there were 37 cancellations.

CHECK: O’Hare Updates | Midway Updates | National Flight Delay Information

Cold Temps and Wind Chill Forecast -30 to 30: 02.14.20

(Credit: CBS 2)

Cold temperatures briefly return Friday. The overnight low Thursday into Friday is 0, with highs Friday only hitting the upper 10s.

The wind chills Friday could reach 10 below.

But as we’ve often said when cold temperatures have briefly settled in this winter, fret not. Warm air returns quickly on Saturday, with mid-30s for the high this weekend.