Damaging winds, thunderstorms and snow showers are forecast to hit the Chicago area Sunday into early Monday.
The National Weather Service predicts a “variety of hazardous weather conditions” starting Sunday night.
A tornado warning was issued for Southeastern Iroquois County in east central Illinois and rotations were spotted on radar near Stockland, Illinois, shortly after 4 p.m.
Around 4:30 p.m., the tornado touched down near St. Anne in Kankakee County.
At 5:30 p.m., the weather service said the tornado warning was no longer in effect. A spokesperson said the weather service will begin conducting damage surveys on Monday morning.
The Tornado Watch for areas south of the Kankakee River is no longer in effect. We are looking for reports of storm damage in the cyan-shaded area of the below map. If you saw any damage, let us know what you saw and where (photos are also helpful). Thanks in advance! #ILwx #INwx pic.twitter.com/QRXwMVoGT1
— NWS Chicago (@NWSChicago) December 28, 2025
In the city, meteorologists are expecting 45 to 55 mph “damaging” and “strong” winds, with a wind advisory extending until 3 p.m. Monday. Temperatures could also drop overnight into the teens with subzero wind chills.
Light, fluffy snow showers are also possible early Monday and could drop anywhere from a half an inch to an inch of snow, according to the weather service.
The Chicago Department of Buildings issued an advisory to businesses and construction managers to limit outside construction and secure work sites.