Avalanche, Northwestern San Juan Mountains
- When
- January 29, 4:00 PM MST to 5:00 PM MST
- Where
- Northwestern San Juan Mountains forecast zone
- Reported by
- DEPT OF HIGHWAYS
- Coordinates
- 38.210, -107.755 (the zone’s center; the record gives no point)
Avalanche in Colorado, January 29, 2006
An avalanche came down across Highway 550, covering the road with about 3 feet of debris at the centerline which resulted in the road being closed for a while.
Where it happened
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What happened
The episode as NWS GJT wrote it up.
An avalanche came down across Highway 550, covering the road with about 3 feet of debris at the centerline which resulted in the road being closed for a while.
The radar
The national radar mosaic for the moment the first event began.
Event by event
1 avalanche. Local standard time, as filed.
What these are
- Avalanche
- A mass of snow sliding down a mountainside that caused a death, an injury or damage.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- High Wind and Strong Wind in Oregon, January 29 to 30, 2006
- Winter Weather in Vermont, January 29 to 30, 2006
- Flooding in Oregon, January 29 to 31, 2006
- Flooding and Coastal Flood in Washington, January 29 to 31, 2006
- Heavy Snow in Montana, January 29 to 30, 2006
- High Wind in Oregon, January 29, 2006
- Heavy Snow in Idaho, January 29 to 30, 2006
- Winter Weather in Colorado, January 29, 2006
- Heavy Snow in Oregon, January 29, 2006
- Heavy Snow in Washington, January 29 to 30, 2006
More
Every storm in Colorado in 2006Every state in 2006This day in weather historyWarnings in Colorado, January 2006
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5482581.