First published Oct 13, 2026, 10:06:15 PM UTC · Last updated Oct 13, 2026, 10:06:15 PM UTC

Heavy satellite-observed smoke area centered at 41.340°N, 121.988°W — Near Modoc/Shasta/Klamath Forest, CA, United States

NOAA HMS classified a satellite-observed smoke area near Modoc/Shasta/Klamath Forest, California, as heavy density, observed by GOES-EAST from 17:00 to 20:00 UTC on October 13, 2026. The source says this is an observed smoke extent, not a ground-level air-quality measurement or health alert.

Illustrative image: California Wildfire Smoke — Ken Lund/Wikimedia Commons, CC BY-SA 2.0

Why it matters

The source reports a heavy-density smoke extent but does not identify ground-level air quality or a health alert.

Location

Categories: environment-and-climate

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: 3/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 2/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity: 3/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 2/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

NOAA HMS Smoke Detection Heavy satellite-observed smoke area centered at 41.340°N, 121.988°W — Near Modoc/Shasta/Klamath Forest, CA, United StatesNOAA/NESDIS Hazard Mapping System (HMS) Usage terms

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