First published 9/18/2026, 11:20:15 PM · Last updated 9/18/2026, 11:20:15 PM

Flood Watch issued September 18 6:11PM CDT by NWS Milwaukee/Sullivan WI

The National Weather Service (NWS) Milwaukee/Sullivan office issued a Flood Watch beginning September 18 at 6:11 PM CDT and running until September 19 at 1:00 PM CDT for the Milwaukee/Sullivan, WI area, indicating a risk of flooding during that period.

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: 5/10The 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 Watch signals an elevated risk of flooding that can affect roads, property, and travel. Residents and travelers in the affected area should monitor forecasts and be prepared to take protective actions if conditions worsen or a Flood Warning is issued.

Location

Sources

Flood Watch issued September 18 at 6:11PM CDT until September 19 at 1:00PM CDT by NWS Milwaukee/Sullivan WI

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