Emergency Management Cook County, IL — Severe Weather Impact Who and what is in the warned path. Decision-support only — confirm with your local NWS office; facility coverage is incomplete for some kinds.
4 active warnings
In the warned path right now: ~588,784 residents , plus 2 hospitals, 32 nursing homes, 7 mobile-home parks, 144 schools and 10 dialysis centers.
🔔 Get warned for Cook County, IL
One tap turns on push alerts for Tornado & Severe Thunderstorm Warnings that hit Cook County, IL — even when the app is closed. No account needed.
Turn on alerts for Cook County, IL Active warnings Flood Watch until 9:15 PM UTC
Flood Watch issued September 19 at 10:03PM CDT by NWS Chicago IL
In the path: ~252,368 residents, 1 hospital, 17 nursing homes, 1 mobile-home park, 56 schools and 4 dialysis centers.
Storm details, timeline & reports → Flood Watch until 9:15 PM UTC
Flood Watch issued September 19 at 10:03PM CDT until September 22 at 7:00AM CDT by NWS Chicago IL
In the path: ~249,997 residents, 1 hospital, 10 nursing homes, 5 mobile-home parks, 65 schools and 3 dialysis centers.
Storm details, timeline & reports → Flood Watch until 9:15 PM UTC
Flood Watch issued September 19 at 10:03PM CDT by NWS Chicago IL
In the path: ~43,014 residents, 3 nursing homes, 1 mobile-home park and 10 schools.
Storm details, timeline & reports → Flood Warning until 6:00 PM UTC
Flood Warning issued September 19 at 9:05PM CDT until September 21 at 3:00AM CDT by NWS Chicago IL
In the path: ~43,405 residents, 2 nursing homes, 13 schools and 3 dialysis centers.
Storm details, timeline & reports → County exposure The at-risk baseline for Cook County, IL — the denominator behind “in the path”.
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I'm an emergency manager → Not an official warning source. Always confirm with your local NWS office and follow official guidance. Impact figures are estimates from public data (census + facility datasets) and are incomplete for some facility kinds.