First published 9/18/2026, 10:39:15 PM · Last updated 9/18/2026, 10:39:15 PM

Flood Warning issued by NWS Indianapolis IN (Sep 18, 2026)

The National Weather Service office in Indianapolis (NWS Indianapolis IN) issued a Flood Warning on September 18, 2026 at 6:22 PM EDT, effective until 9:15 PM EDT the same evening. The warning indicates active flooding risk in areas covered by the Indianapolis NWS office during that period.

Categories: severe-weather-and-natural-disasters

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: 4/10The 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

Flash or urban flooding can lead to hazardous travel conditions, property damage, and risk to life. People in the warned area may need to avoid flooded roads, move to higher ground, and follow local emergency instructions.

Location

Sources

Flood Warning issued September 18 at 6:22PM EDT until September 18 at 9:15PM EDT by NWS Indianapolis IN

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