First published Oct 17, 2026, 11:32:16 PM UTC · Last updated Oct 17, 2026, 11:32:16 PM UTC

Medium satellite-observed smoke area centered at 41.401°N, 123.614°W — Near Six Rivers National Forest, CA, United States

NOAA HMS classified a satellite-mapped smoke area near Six Rivers National Forest as medium density, based on GOES-EAST observations from 15:00 to 17:00 UTC on October 17, 2026. The source notes that this is not a ground-level air-quality measurement or health alert.

At a glance

Affected location: Six Rivers National Forest, California

Share this event

Follow: Events in United States

Manage follows

Why it matters

The source distinguishes the mapped smoke extent from measurements or alerts about conditions at ground level.

Location

Show nearby reports · last 30 days

Highlighted marker: this event.

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

Primary official sources

NOAA HMS Smoke Detection Medium satellite-observed smoke area centered at 41.401°N, 123.614°W — Near Six Rivers National Forest, CA, United StatesNOAA/NESDIS Hazard Mapping System (HMS) Usage terms

Report an issue

Read our editorial process and corrections policy.

Continue exploring

Related developments reported in the last 30 days. These are not necessarily ongoing incidents.

Nearby · within 200 km
Medium satellite-observed smoke area centered at 41.703°N, 123.380°W — Near Somes Bar, CA, United StatesOct 18, 2026, 8:00 PM UTC
A medium-density smoke area was observed by satellite near Somes Bar, California, from 2026-10-18T20:00:00Z to 23:30:00Z. The source identifies it as an observed smoke extent, not a ground-level air-quality measurement or health alert.
Nearby · within 200 km
Medium satellite-observed smoke area centered at 41.381°N, 123.527°W — Near Orleans, CA, United StatesOct 18, 2026, 5:00 PM UTC
2 reports describing the same event are grouped here. Expand the group to review every source report.
Nearby · within 200 km
Medium satellite-observed smoke area centered at 41.350°N, 123.537°W — Near Orleans, CA, United StatesOct 18, 2026, 3:00 PM UTC
4 reports describing the same event are grouped here. Expand the group to review every source report.
Same topic
Heavy satellite-observed smoke area centered at 39.530°N, 121.858°W — Near Oroville, CA, United StatesOct 18, 2026, 8:00 PM UTC
NOAA HMS classified the satellite-observed smoke as heavy density during the stated observation window, with a representative centroid near Oroville. The source describes smoke extent, not ground-level air quality or a health alert.
Same topic
Heavy satellite-observed smoke area centered at 39.508°N, 121.645°W — Near Oroville, CA, United StatesOct 18, 2026, 8:00 PM UTC
NOAA HMS classified a satellite-observed smoke extent near Oroville as heavy density during observations on October 18, 2026. The source states this is not a ground-level air-quality measurement or health alert.
Same topic
Heavy satellite-observed smoke area centered at 39.549°N, 122.174°W — Near Willows, CA, United StatesOct 18, 2026, 8:00 PM UTC
NOAA HMS classified the satellite-observed smoke area as heavy density during the stated GOES-EAST observation window. The source notes this is not a ground-level air-quality measurement or health alert.

Loading related developments…

Explore events in united states