Snowfall Expected to Hit Chicago Region Overnight
Roads are expected to be slick Friday morning after widespread snowfall accumulates across the Chicago region overnight, according to the National Weather Service. The snowfall is expected to cause slippery travel conditions on area roads, making it essential for commuters to plan their routes and drive safely.
“Widespread accumulating snowfall is expected tonight into Friday morning, and may cause slippery travel conditions on area roads,” NWS said. This warning is particularly important for residents in McHenry, Lake, DeKalb, Kane, DuPage, Kendall, Cook, Grundy, Will, and Kankakee Counties in Northeast Illinois, as well as Porter, Newton, and Jasper Counties in Northwest Indiana.
Affected Areas and Snowfall Timing
Snow is expected to start falling around 10 p.m. Thursday and will continue until around 9 a.m. Friday. The affected areas can expect accumulations in the 1-to-2-inch range, according to NWS. Skies will be mostly cloudy throughout the day Friday, with a high near 36 degrees.
Accumulating snow is expected tonight, developing after sunset and continuing past sunrise Friday. Amounts of around an inch to locally 2 inches are expected. This may lead to slippery road conditions overnight and Friday morning. #ILwx #INwx pic.twitter.com/dKnVx1zHJN
— NWS Chicago (@NWSChicago) January 15, 2026
Weekend Weather Forecast
Periods of snow showers are also possible through the weekend, NWS predicted. Temperatures are expected to drop over the weekend, with highs near 20 degrees on both Saturday and Sunday, according to NWS. This significant drop in temperature will make the roads even more hazardous, and residents are advised to take necessary precautions.
After temps moderate into the 30s Friday, look for much colder temperatures over the long holiday weekend. Some snow is likely tonight into Friday morning. While most of the weekend will be dry, there will probably be a few flurries or light snow showers at times. pic.twitter.com/aT6RPGO9TG
— NWS Chicago (@NWSChicago) January 15, 2026
Sub-Zero Wind Chills Expected
Sub-zero wind chills are expected early next week, approaching 20 degrees below zero Monday morning and remaining well below zero throughout the day and into Tuesday morning. This extreme cold snap will make the roads even more treacherous, and residents are advised to take necessary precautions to stay safe.
Conclusion
In conclusion, the Chicago region is expected to experience significant snowfall overnight, leading to slippery road conditions and hazardous travel. Residents are advised to plan their routes, drive safely, and take necessary precautions to stay safe. The weekend will see a drop in temperatures, with periods of snow showers and sub-zero wind chills expected early next week.
Frequently Asked Questions
Q: What areas will be affected by the snowfall?
A: McHenry, Lake, DeKalb, Kane, DuPage, Kendall, Cook, Grundy, Will, and Kankakee Counties in Northeast Illinois, as well as Porter, Newton, and Jasper Counties in Northwest Indiana.
Q: How much snow can we expect?
A: Accumulations are generally expected in the 1-to-2-inch range.
Q: What are the expected temperatures over the weekend?
A: Highs near 20 degrees on both Saturday and Sunday.
Q: Are sub-zero wind chills expected?
A: Yes, sub-zero wind chills are expected early next week, approaching 20 degrees below zero Monday morning and remaining well below zero throughout the day and into Tuesday morning.


