AtmostormCounty briefing

Will County, IL

Severe-weather activation briefing

Generated 2026-09-20T14:07:13.453779+00:00

2 active warnings

Radar over Will County, IL with the warned area outlined

In the warned path — county-wide (estimate)

~200,000 residents, plus 3 nursing homes, 4 dialysis centers, 1 hospital and 49 schools

Active warnings (2)

1. Flood Watchuntil 2026-09-20T21:15:00+00:00

Flood Watch issued September 19 at 10:06PM CDT until September 21 at 1:00AM CDT by NWS Chicago IL

In path: ~59,000 residents, 2 nursing homes, 1 dialysis center and 16 schools.

Storm details · Full facility list (per-warning briefing)

2. Flood Advisoryuntil 2026-09-20T15:00:00+00:00

Flood Advisory issued September 20 at 7:04AM CDT until September 20 at 10:00AM CDT by NWS Chicago IL

In path: ~140,000 residents, 1 nursing home, 3 dialysis centers, 1 hospital and 33 schools.

Storm details · Full facility list (per-warning briefing)

County exposure (baseline)

Will County, IL has an estimated 696,355 residents, including 17 nursing homes, 3 mobile-home parks, 20 dialysis centers, 4 hospitals and 206 schools. This is the denominator behind “in the warned path”.