First published 9/19/2026, 12:01:15 AM · Last updated 9/19/2026, 12:01:15 AM

Small Craft Advisory issued September 18 at 3:40PM AKDT until September 20 at 5:00AM AKDT by NWS Anchorage AK

The National Weather Service in Anchorage issued a Small Craft Advisory on 2026-09-18 15:40 AKDT (2026-09-18T23:40:00Z) in effect until 2026-09-20 05:00 AKDT. Advisories warn of hazardous winds and/or seas that could affect small vessels and nearshore marine activities.

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: 2/10How 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: 7/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Small craft advisories indicate conditions hazardous to small boats and marine operations; mariners, coastal communities, and recreational boaters should take precautions, delay voyages, or seek safe harbor.

Location

Sources

Small Craft Advisory issued September 18 at 3:40PM AKDT until September 20 at 5:00AM AKDT by NWS Anchorage AK

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