National Weather Service United States Department of Commerce

 Winter 2022-2023 Events in Northern Illinois and Northwest Indiana

Meteorological Winter (December - February) Climate Summary

  • March 25, 2023: Intense overnight snowfall rates produce significant snow accumulations in northwest Illinois
  • March 9-10, 2023: Winter storm produces up to over 9 inches of heavy wet snow in far northern Illinois
  • March 3, 2023: Thundersnow brings quick accumulations and strong winds south of I-80
  • February 22-23, 2023: Ice storm across portions of northern Illinois; heavy rainfall farther south
  • February 16-17, 2023: Heavy snowfall along the Illinois/Wisconsin border; lighter amounts and light icing elsewhere
  • January 28-29, 2023: Heavy snowfall in far northern Illinois; nighttime freezing rain elsewhere
  • December 22-23, 2022: Powerful Arctic front brings blizzard-like conditions and bitterly cold temperatures
  • December 9, 2022: Soaking rain changes to a brief period of heavy, wet snow across northern Illinois
  • November 15-16, 2022: First 1+" snowfall of the winter season, with totals as high as 2-4" within a narrow band