First published Oct 24, 2026, 5:30:15 PM UTC · Last updated Oct 24, 2026, 5:30:15 PM UTC

Snow, ice and extreme cold

Winter Storm Warning for Upper Koyukuk Valley through October 26

Reported by U.S. National Weather Service Alerts NWS

A winter storm warning for the Upper Koyukuk Valley forecasts 8–12 inches of snow, a glaze of ice, and wind gusts up to 30 mph through 10 p.m. AKDT Monday, October 26. Travel could be very difficult.

At a glance

Affected location: Upper Koyukuk Valley

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Why it matters

The warning describes expected snow and ice that could make travel very difficult in the affected area.

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 7/10How 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: 3/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 5/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

U.S. National Weather Service Alerts NWS Winter Storm Warning issued October 24 at 9:12AM AKDT until October 26 at 10:00PM AKDT by NWS Fairbanks AK

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