Colorado wildfires

Swiss Roll Fire

ActiveArchuleta County, Colorado2026Wildfire

The Swiss Roll Fire was reported on August 20, 2026 in Archuleta County, Colorado and has burned 777 acres. It is 36 percent contained. The cause is listed as natural.

Size
777 acres
Contained
36%
Discovered
August 20, 2026
Personnel
34

Radar

Reflectivity now over Swiss Roll Fire. Open it to see fires and the fire weather outlook on the map.

Open the live radar with fires and the fire weather outlook

Radar mosaic and map layers from NOAA MRMS and NOAA Storm Prediction Center. Boundaries from the Iowa Environmental Mesonet.

Map

Perimeter mapped September 13, 2026 at 1:00 PM MDT, 777 acres (mixed methods). Point of origin 37.385, -106.787.

Live radar at the fire Forecast for Pagosa Springs

The incident

Size
777 acres
Containment
36%
Discovered
August 20, 2026 at 8:33 AM MDT
Cause
Natural
Location
11 Miles E from Pagosa Springs, CO
County
Archuleta County
State
Colorado
Nearest city reported
Pagosa Springs
Protecting agency
USFS
Jurisdiction
USFS
Land ownership at origin
USFS
Personnel assigned
34
Incident management
Type 4 IC, Type 4 Incident
Primary fuel
Timber (Litter and Understory)
Estimated cost to date
$482,000
Incident type
Wildfire
Unique fire identifier
2026-COSJF-000985
IRWIN identifier
0C9882C6-03AD-4892-82DF-1B24546B4BBB

Growth

Mapped area at the last perimeter of each day, from September 11, 2026 (10 acres) to September 13, 2026 (777 acres). The largest one-day growth was 407 acres, mapped September 13, 2026.

DayAcresChange
September 11, 202610
September 12, 2026370+360
September 13, 2026777+407

Weather at the fire

  • Wind up to 15 mph from the southwest
  • Relative humidity as low as 28%
  • High of 59°F

National Weather Service hourly forecast for the fire’s point of origin, next 24 hours.

Full forecast for Pagosa Springs, CO

Alerts in force

Red Flag Warnings and Fire Weather Watches covering the fire's point of origin.

No Red Flag Warning or Fire Weather Watch is in force at the fire.

Smoke

NOAA’s Hazard Mapping System analysts have not drawn smoke over the fire’s origin today.

NOAA’s smoke model forecasts near-surface smoke at the origin peaking at 0.6 µg/m³ around Mon, 11:00 AM MDT over the next 48 hours.

Smoke and fire layers on the radar

From the incident team

Posted on InciWeb, updated September 19, 2026.

The Swiss Roll Fire was started by lightning on the Pagosa Ranger District of the San Juan National Forest, approximately 20 miles northeast of Pagosa Springs, CO. It is east of U.S. Highway 160, south of East Fork Road (CR 667) near Quartz Meadow. It was first discovered on August 20th and firefighters have not engaged in direct suppression tactics due to its remote location in stands of dead, beetle-killed timber. Falling trees are the number one cause of wildland firefighter fatalities and fire managers must weigh the threat of firefighters' lives against the fire's threat to values at risk (lives, property, and infrastructure). The Pagosa Ranger District is committed to its indirect suppression strategy on this fire and is taking suppression actions at predetermined points where crews can safely engage, including in Quartz Meadow. The Pagosa Ranger District has issued a closure order for Quartz Meadow Road (NFSR 684), Quartz Creek Trail #571, and Quartz Ridge Trail #570. Quartz Ridge trail will be closed at the Quartz Ridge trailhead near the Silver Falls Guard Station. The western side of the Quartz Ridge trail #570 (from the Sand Creek trailhead) will be open for approximately 4 1/2 miles until it turns east.

Original at InciWeb

Nearby

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Incident record from the National Interagency Fire Center’s Wildland Fire Interagency Geospatial Services (WFIGS), as the incident’s managers report it; last updated September 19, 2026 at 6:00 PM MDT. Identifier 2026-COSJF-000985.