Just one of those days at Baker’s Lake Nature Preserve (Submitted by Michelle Akins)

Michigan Avenue at dusk (Submitted by Tom Rossiter)

Montrose Harbor looking toward skyline. (Submitted by Eddie Arruza)

This robin wishes he had gone south fo the winter. He was under our bushes in the front yard this morning in DeKalb, IL. (Submitted by Barry Schrader)

My dad and me out for a brisk run Thursday morning. Bundle up! (Submitted by Brian Wagner)

Chicago at sunrise (Submitted by Dan Soles)

Wed 1.30.2018 leaving o'hare airport. (Submitted by Renee Briones)

Hanging shoes on a wire under the snowy Paulina Brown Line (Submitted by Cody Corrall)

Making snow (Submitted by Macie Kalb)

Miller Beach, Wednesday afternoon (Submitted by Scott Alwin)

Greetings from the southwest suburbs of Siberia (Submitted by Robert Timmerman)

Chicago at sunrise (Submitted by Dan Soles)

Beaver today feb 2 along the lake in South Chicago. (Submitted by Brendon Stutzman)

Tux, aka “Bugs” enjoying the polar vortex of 2019 (Submitted by Debbi Frahm)

Lake Michigan at minus 18 degrees (Submitted by Alexandra Silets)

Edgewater pre-dawn on Wednesday, Jan. 30 (Submitted by Susan McLain )

Car temperature (Submitted by Ava Martin)

“Crowds” at Montrose Harbor taking photographs (Submitted by Mary Field)

My Weimaraner Louie (Submitted by Bob Richter)

Oak Street Beach (Submitted by Eugene Jablonowski)

Plenty of parking at Navy Pier (Submitted by Tim Later)

Lake Michigan frozen at Ohio St Beach (Submitted by Colleen Gwarnicki)

Apple on ice (Submitted by Tom Rossiter)

From Adler Planetarium looking toward skyline (Submitted by Eddie Arruza)

Snowmobile fun (Submitted by Bob Richter)

My Dad’s backyard (Submitted by Jan Schroeder)

Marion Mahoney Beach in Rogers Park (Submitted by Krys Hansen)

Cold weather at Northwestern University (Submitted by Eric Chin)

Chicago Park District's Garfield Park Conservatory is open and warm! (Submitted by Tim Later)

Here are all the layers Jay Shefsky wore for his Wednesday, Jan. 30 walk outdoors. (Jay Shefsky / Chicago Tonight)

Cold backyard (Submitted by Aimee Pacente)

Mix enjoys a sun-warmed spot in the apartment on a frigid day. (Submitted by Rebecca Palmore)

Frozen faucet icicle in bathroom sink of my Ravenswood 1880’s house in need of insulation. Photo taken Wednesday, Jan. 30. (Submitted by Karen Graham)

(Submitted by Tricia D.)

Hot dog bored by cold weather. (Submitted by Marc Vitali)

Chicago River at dusk (Submitted by Tom Rossiter)

An icy Lake Michigan on Wednesday, Jan. 30. “I couldn’t resist an early morning walk,” said Chicago Tonight’s Jay Shefsky. (Jay Shefsky / Chicago Tonight)

Edgewater sunrise on Jan. 31, 2019 (Submitted by Susan McLain)

Chicago at sunrise (Submitted by Dan Soles)

My WTTW coworker thought I’d enjoy this little message on my car. Too bad I’m a Packers fan. Go Pack Go! (Submitted by Crystin Immel)