First published 9/18/2026, 9:52:15 PM · Last updated 9/18/2026, 9:52:15 PM

Flood Advisory issued September 18 at 4:59PM EDT until September 18 at 8:00PM EDT by NWS Indianapolis IN

National Weather Service (NWS) Indianapolis issued a Flood Advisory on 2026-09-18 at 16:59 EDT, effective until 20:00 EDT the same day. Advisory indicates localized flooding risk in the NWS Indianapolis service area (Indianapolis, Indiana region).

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: 4/10The 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

A Flood Advisory signals potential hazardous flooding that can affect roads, local property, and travel during the advisory window. Residents and travelers in the Indianapolis area should exercise caution and avoid flooded roadways.

Location

Sources

Flood Advisory issued September 18 at 4:59PM EDT until September 18 at 8:00PM EDT by NWS Indianapolis IN

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