AtmostormCounty briefing

Jefferson County, IL

Severe-weather activation briefing

Generated 2026-09-20T06:25:23.087468+00:00

No active warnings

Radar over Jefferson County, IL

County exposure (baseline)

Jefferson County, IL has an estimated 37,113 residents, including 4 nursing homes, 1 dialysis center, 2 hospitals and 27 schools. This is the denominator behind “in the warned path”.