AtmostormCounty briefing
Massac County, IL
Severe-weather activation briefing
Generated 2026-09-20T07:20:06.654659+00:00
No active warnings
County exposure (baseline)
Massac County, IL has an estimated 11,939 residents, including 1 nursing home, 1 mobile-home park, 1 dialysis center, 1 hospital and 8 schools. This is the denominator behind “in the warned path”.