First published 9/19/2026, 1:51:15 PM · Last updated 9/19/2026, 1:51:15 PM

Flood Advisory — NWS Chicago issued September 19 8:46AM–11:00AM CDT

The National Weather Service Chicago office issued a Flood Advisory for the Chicago, IL area on 2026-09-19 from 8:46 AM CDT until 11:00 AM CDT.

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: 3/10How 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: 9/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Flood advisories indicate potential for localized flooding (e.g., low-lying streets, poor drainage areas) that can disrupt travel and pose short-term hazards to people and property in the affected area. Residents and travelers in the Chicago area should exercise caution during the advisory period.

Location

Sources

Flood Advisory issued September 19 at 8:46AM CDT until September 19 at 11:00AM CDT by NWS Chicago IL

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