AtmostormCounty briefing

Johnson County, IL

Severe-weather activation briefing

Generated 2026-09-20T14:07:32.889288+00:00

No active warnings

Radar over Johnson County, IL

County exposure (baseline)

Johnson County, IL has an estimated 13,308 residents, including 1 nursing home and 7 schools. This is the denominator behind “in the warned path”.