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Matt and Lena Bergstrom, 9, make their way through heavy snow coming home from school on Halloween as they prepare to go trick-or-treating, Oct. 31, 2023, in Chicago's Logan Square.
Matt and Lena Bergstrom, 9, make their way through heavy snow coming home from school on Halloween as they prepare to go trick-or-treating, Oct. 31, 2023, in Chicago’s Logan Square.
Jonathan Berger and Valerie Nerini hand out candy to trick-or-treaters during Halloween in Logan Square, Oct. 31, 2023.
Jonathan Berger and Valerie Nerini hand out candy to trick-or-treaters during Halloween in Logan Square, Oct. 31, 2023.
Children of migrants from Venezuela and other countries who are sheltering at the Chicago police 1st District station on S. State Street prepare to go trick-or-treating near the station, Oct. 31, 2023.
Children of migrants from Venezuela and other countries who are sheltering at the Chicago police 1st District station on S. State Street prepare to go trick-or-treating near the station, Oct. 31, 2023.
Trick-or-treaters collect candy along Logan Boulevard on Halloween, Oct. 31, 2023.
Trick-or-treaters collect candy along Logan Boulevard on Halloween, Oct. 31, 2023.
Maple leaves are dusted with snow during Halloween in Logan Square on Oct. 31, 2023.
Maple leaves are dusted with snow during Halloween in Logan Square on Oct. 31, 2023.
A dog named Chloe goes for a walk in costume while it snows on Halloween in Logan Square.
A dog named Chloe goes for a walk in costume while it snows on Halloween in Logan Square.
Martin Treu welcomes trick-or-treaters to his Harry Potter-themed house along Logan Boulevard on Halloween, Oct. 31, 2023.
Martin Treu welcomes trick-or-treaters to his Harry Potter-themed house along Logan Boulevard on Halloween, Oct. 31, 2023.
Children go trick-or-treating on Kilbourn Avenue in Chicago's West Lawn neighborhood, Oct. 31, 2023.
Children go trick-or-treating on Kilbourn Avenue in Chicago’s West Lawn neighborhood, Oct. 31, 2023.
A TARDIS from Doctor Who and a Dementor from Harry Potter trick-or-treat in Roscoe Village on a snowy Halloween, Oct. 31, 2023.
A TARDIS from Doctor Who and a Dementor from Harry Potter trick-or-treat in Roscoe Village on a snowy Halloween, Oct. 31, 2023.
Heavy snow falls on costumed pedestrians as kids celebrate Halloween on Oct. 31, 2023, in Logan Square.
Heavy snow falls on costumed pedestrians as kids celebrate Halloween on Oct. 31, 2023, in Logan Square.
A Halloween decoration is topped with light snow, Oct. 31, 2023, in Logan Square.
A Halloween decoration is topped with light snow, Oct. 31, 2023, in Logan Square.
Greystones along Logan Boulevard are dusted with snow during Halloween in Logan Square, Oct. 31, 2023.
Greystones along Logan Boulevard are dusted with snow during Halloween in Logan Square, Oct. 31, 2023.
A student helps a classmate dressed as an inflatable shark cross Western Avenue after classes at Lane Tech High School, Oct. 31, 2023, in Chicago.
A student helps a classmate dressed as an inflatable shark cross Western Avenue after classes at Lane Tech High School, Oct. 31, 2023, in Chicago.
A pumpkin topped with snow, Oct. 31, 2023, in Logan Square.
A pumpkin topped with snow, Oct. 31, 2023, in Logan Square.
Heavy snow falls as costumed pedestrians make their way on Milwaukee Avenue as they celebrate Halloween on Oct. 31, 2023, in Logan Square.
Heavy snow falls as costumed pedestrians make their way on Milwaukee Avenue as they celebrate Halloween on Oct. 31, 2023, in Logan Square.
Halloween decorations are covered in light snow Tuesday, Oct. 31, 2023, in Logan Square.
Halloween decorations are covered in light snow Tuesday, Oct. 31, 2023, in Logan Square.
Heavy snow falls Oct. 31, 2023, in Logan Square.
Heavy snow falls Oct. 31, 2023, in Logan Square.
Heavy snow hits cars and pedestrians, Oct. 31, 2023, in Logan Square.
Heavy snow hits cars and pedestrians, Oct. 31, 2023, in Logan Square.
A cyclist waits at a light at South Dearborn Street and West Jackson Boulevard in Chicago as a light snow falls on Oct. 31, 2023.
A cyclist waits at a light at South Dearborn Street and West Jackson Boulevard in Chicago as a light snow falls on Oct. 31, 2023.
Mary and Andy Monk walk their dog, Zoey, in the Fox Point neighborhood during the first snow of the season on Oct. 31, 2023, in Barrington.
Mary and Andy Monk walk their dog, Zoey, in the Fox Point neighborhood during the first snow of the season on Oct. 31, 2023, in Barrington.