Winter Weather in Grundy, Illinois
Winter Weather March 15, 2026 – March 16, 2026 · Grundy, Illinois
The wider storm
Heavy snow fell over much of northwest Illinois during the early morning of March 16th, where a swath of 6 to 9 inches of snow fell. Storm total snowfall amounts included 8.7 inches four miles north northwest of Rockford; 8.2 inches five miles west northwest of Rochelle; 7.7 inches near Timberlane; 7.5 inches four miles north northeast of Harvard; 7.2 inches in Capron and 6.0 inches in Marengo. Rockford Airport reported 5.7 inches of snow. Snowfall amounts across the rest of northern Illinois including much of the Chicago metro area were generally in the 1 to 3 inch range.
Strong winds caused significant blowing and drifting snow across much of northern Illinois through the evening of March 16th as scattered snow showers moved across northern Illinois. While blizzard criteria were not met, near blizzard conditions were reported at times in open and rural areas.
Source: NOAA Storm Events Database, event 1317562. Narratives are written by the National Weather Service forecast office that issued the report.
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