First published Oct 12, 2026, 3:56:15 AM UTC · Last updated Oct 12, 2026, 3:56:15 AM UTC

Flood Warning issued October 11 at 11:54PM EDT until October 12 at 3:00AM EDT by NWS Baltimore MD/Washington DC

A flood warning covered parts of Carroll and Frederick counties, Maryland, with flooding from heavy rainfall reported as ongoing or expected shortly. The warning was in effect until 3:00 AM EDT.

Illustrative image: Aluminum bridge on the Patapsco River, Sykesville, Maryland, USA, at Maryland Route 32 — Acroterion/Wikimedia Commons, CC BY-SA 3.0

Why it matters

The warning says flooding was imminent or occurring, including at flood-prone roads, and instructs people not to drive through floodwater.

Location

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: 6/10How 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: 2/10The 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: 1/10How 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).

Sources

Primary official sourceFlood Warning issued October 11 at 11:54PM EDT until October 12 at 3:00AM EDT by NWS Baltimore MD/Washington DC

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