First published 9/19/2026, 2:23:15 AM · Last updated 9/19/2026, 2:23:15 AM

Small Craft Advisory issued September 18 at 9:10PM CDT until September 19 at 9:00PM CDT by NWS Green Bay WI

The National Weather Service office in Green Bay, WI issued a Small Craft Advisory starting September 18 at 9:10 PM CDT through September 19 at 9:00 PM 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: 5/10The 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: 7/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Small Craft Advisories indicate conditions that are hazardous for small vessels; the advisory is directly relevant to mariners, recreational boaters, and marine transportation in the Green Bay area during the stated period.

Location

Sources

Small Craft Advisory issued September 18 at 9:10PM CDT until September 19 at 9:00PM CDT by NWS Green Bay WI

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