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Flood Warning issued October 2 at 8:19PM CDT by NWS Chicago IL

7.0
42.5543°N, 88.2157°W·US-IL
Started 1h ago
NWS flood alerts data as of
Event Details
Typeflood
Severity7.0
Statusactive
Location42.5543°N, 88.2157°W (IL)
Started2026-10-03T01:19:00+00:00
Last Updated2026-10-03T03:00:50.696+00:00
Sourcenoaa_ahps
Source URLapi.weather.gov
Confidence1.00
Impact Zones
Modeled Inundation
Where the National Water Model's latest analysis puts water inside the warning area. Experimental; the warning polygon is the official boundary.
NWS polygon
Severe Impact Zone
Active flood warning area. Significant property damage possible.
NWS polygon

Zone estimates are based on scientific models and may differ from actual local conditions.

Impact Analysis

This event's zone is the NWS warning polygon. Population and structure estimates are not computed inside NWS polygons yet, so none are shown.

Historical Comparison
2013 LAKE County, ILLINOIS Flash Flood78% match

Flash Flood in ILLINOIS, 7km from current event, $5M in recorded damage

LAKE County, ILLINOISDamage: $4.7M
2017 KENOSHA County, WISCONSIN Flood78% match

Flood in WISCONSIN, 10km from current event, $4M in recorded damage

KENOSHA County, WISCONSINDamage: $4.0M
2008 KENOSHA County, WISCONSIN Flash Flood76% match

Flash Flood in WISCONSIN, 4km from current event, $2M in recorded damage

KENOSHA County, WISCONSINDamage: $2.0M

Historical comparison based on peril type, geography, and severity. Past events do not predict future outcomes.

View on Live Map
Related
Kenosha County, WI disaster historyAll US hazard profilesScoring methodology

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Zone estimates are based on scientific models and may differ from actual local conditions.