Feed checks and source-record updates do not necessarily mean fire conditions changed. Figures below reflect the last recorded incident report.
The last recorded incident change is more than 14 days old or undated. Historical fire behavior and summaries below are not confirmation of current conditions.
Automated summary generated: Nov 6, 2026 19:45 UTC. It may lag behind the report and is not an official alert.
The North Cayuse fire was discovered on 2026-07-04 and reported by the BIA. By 2026-08-06 the fire had burned 4,887 acres and was 96% contained, with three personnel on the scene. On 2026-08-07 containment remained 96% but five personnel were assigned and the fire was described as minimal, smoldering, and backing. By 2026-08-08 containment increased to 97% while personnel stayed at five, and on 2026-08-09 containment remained 97% with three personnel.
Official source description: 15 Miles E from Pendleton, OR
Minimal; Smoldering; Backing
Historical observations from incident reports, not a live forecast. Acreage and containment can decrease when agencies correct their estimates.
4
4,887 acres
4,887 acres
Latest available source report: Aug 9, 2026 01:20 UTC. This is the report date, not confirmation of current fire conditions.
Reported acreage was unchanged by 0 acres between the first and last available acreage measurements. Recorded containment rose by 1.0 percentage points, from 96.0% (Aug 6, 2026) to 97.0% (Aug 9, 2026), using the first and last reports with a known containment value.
| Report date (UTC) | Acres | Containment | Source |
|---|---|---|---|
| Aug 6, 2026 20:32 | 4,887 | 96.0% | NIFC |
| Aug 8, 2026 02:40 | 4,887 | 97.0% | NIFC |
| Report date (UTC) | Acres | Containment | Source |
|---|---|---|---|
| Aug 6, 2026 20:32 | 4,887 | 96.0% | NIFC |
| Aug 7, 2026 07:13 | 4,887 | 96.0% | NIFC |
| Aug 8, 2026 02:40 | 4,887 | 97.0% | NIFC |
| Aug 9, 2026 01:20 | 4,887 | 97.0% | NIFC |
Good air quality at the reporting station. AQI does not assess fire danger, road access or evacuation status.
Reporting area: Pendleton. Source: AirNow.gov (EPA).
Observed: 2026-11-08 01:00:00 UTC Β· Site: Umatilla.
Any automated community or travel summary below may be outdated. It is not a live evacuation or road-closure notice.
Verify evacuation orders, closures and access with the responsible fire agency, county emergency management or sheriff. A containment percentage, feed status or AQI reading does not establish that an area is safe to enter.
NIFC fire information and official resources βIRWIN ID: {B0396AC9-6C41-4BC3-A899-F309FC28BAAE}
Discovered: Jul 4, 2026
Cause: Human
Managing Agency: BIA
Est. Cost to Date: $7,600,000
Coordinates: 45.6831, -118.4806
Other wildfires no longer present in our filtered incident feed in OR.
The North Cayuse Fire has burned 4,887 acres as of August 9, 2026.
As of the latest update, the North Cayuse Fire is 97% contained.
The official cause has been listed as: Human.
The North Cayuse Fire is burning in Umatilla, OR.
The North Cayuse Fire currently meets our U.S. incident tracking criteria. This does not confirm current fire behavior.
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