First published 9/19/2026, 12:17:15 PM · Last updated 9/19/2026, 12:17:15 PM

Flood Advisory issued by NWS Chicago IL (Sep 19)

The National Weather Service (NWS) Chicago issued a Flood Advisory on September 19 with an effective period from 6:59 AM CDT until 9:00 AM CDT. The advisory indicates potential localized flooding in the NWS Chicago forecast area during that short window.

Categories: severe-weather-and-natural-disasters, travel-and-transportation

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 9/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 4/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 6/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 3/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity: 2/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 8/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Flood advisories signal an elevated risk of minor to localized flooding that can affect road safety, low-lying areas, and short-duration local services. People in the affected area should be aware and exercise caution during the advisory period.

Location

Sources

Flood Advisory issued September 19 at 6:59AM CDT until September 19 at 9:00AM CDT by NWS Chicago IL

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