1.00–1.50 inch hail confirmed across northern Illinois on Aug 22
NWS confirmed 1.00–1.50 inch hail across northern Illinois on August 22, 2026. What Sycamore, Machesney Park, Mendota, and Savanna homeowners need to know.
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Quarter to ping-pong ball hail confirmed across 4 northern Illinois counties, Aug 22
Quarter to ping-pong ball hail confirmed across 4 northern Illinois counties on Aug 22, 2026. Sycamore, Machesney Park, Mendota, Savanna affected.
Quarter to ping-pong ball hail confirmed across north-central Illinois – Aug 21, 2026
NWS-confirmed quarter to ping-pong ball hail hit north-central Illinois on Aug 21, 2026. Homeowners in Sycamore, Mendota, and Savanna should inspect now.
Quarter-size hail confirmed near Sycamore, De Kalb County, IL
NWS-confirmed 1-inch hail struck near Sycamore, De Kalb County, IL on August 21, 2026. Homeowners in Sycamore and DeKalb should inspect now.
NWS Issues Severe Thunderstorm Warning for McHenry, De Kalb, Boone Counties IL
NWS Chicago issued a Severe Thunderstorm Warning for De Kalb, McHenry, and Boone counties on August 21, 2026, with 60 mph winds and quarter-size hail.