Occurred Nov 1, 2026, 8:10:00 PM UTC

First published Nov 2, 2026, 2:19:15 AM UTC · Last updated Nov 2, 2026, 2:19:15 AM UTC

Heavy satellite-observed smoke area centered at 39.266°N, 121.995°W — Near Colusa, CA, United States

A satellite-observed area classified as heavy-density smoke was centered near Colusa. The source describes smoke extent, not a ground-level air-quality measurement or health alert.

At a glance

Affected location: Near Colusa, California, United States

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Why it matters

The observation identifies heavy-density smoke near Colusa but does not establish ground-level air quality or health risk.

Location

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Generated scores

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

Confidence: 6/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 1/10How 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).
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 39.266°N, 121.995°W — Near Colusa, CA, United StatesNOAA/NESDIS Hazard Mapping System (HMS) Usage terms

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Heavy satellite-observed smoke area centered at 39.386°N, 122.074°W — Near Princeton, CA, United StatesNov 1, 2026, 8:10 PM UTC
NOAA HMS classified a satellite-observed smoke area near Princeton, California, as heavy density during observations from November 1–2, 2026. The source says this is an observed smoke extent, not a ground-level air-quality measurement or health alert.
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The source reports a heavy-density satellite-observed smoke area near Williams, California, observed by GOES-EAST from 2026-11-01T20:10:00Z to 2026-11-02T00:00:00Z. It states this is an observed smoke extent, not a ground-level air-quality measurement or health alert.
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Heavy satellite-observed smoke area centered at 38.958°N, 121.713°W — Near Meridian, CA, United StatesNov 1, 2026, 8:10 PM UTC
NOAA HMS classified a satellite-observed smoke area near Meridian, California, as heavy density, based on GOES-East observations from November 1 to November 2, 2026. The source states this is not a ground-level air-quality measurement or health alert.
Nearby · within 200 km
Heavy satellite-observed smoke area centered at 39.177°N, 122.044°W — Near Colusa, CA, United StatesNov 1, 2026, 8:10 PM UTC
NOAA HMS classified the satellite-observed smoke as heavy density, with observations reported from November 1 to November 2, 2026. The source states this is smoke extent, not a ground-level air-quality measurement or health alert.
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Medium satellite-observed smoke area centered at 39.050°N, 122.239°W — Near Williams, CA, United StatesNov 1, 2026, 8:10 PM UTC
NOAA HMS classified a satellite-observed smoke area near Williams, California, as medium density. The source says it is an observed smoke extent, not a ground-level air-quality measurement or health alert.

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