First published 9/19/2026, 12:05:15 AM · Last updated 9/27/2026, 6:48:30 PM

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 beginning 2026-09-18 15:40 AKDT (2026-09-18T23:40:00Z) through 2026-09-20 05:00 AKDT (2026-09-20T13:00:00Z). The advisory warns of hazardous marine conditions for small vessels in waters under NWS Anchorage jurisdiction.

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: 8/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 4/10How 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: 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: 8/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Small craft advisories indicate hazardous wind and/or wave conditions that can endanger small boats, disrupt local maritime travel, fishing, and recreational boating. Mariners and coastal operators should take precautions and follow updated forecasts and local guidance.

Location

Sources

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

Report an issue