Donate to Our Spring Campaign or Bid on our Spring Auction to Support Forecasting
Ad
The National Forest Service Logo
icon-add Observation
Forecasts
Logan Ogden Salt Lake Provo Uintas Skyline Moab Abajos Weather Archives How to read the forecast
Observations & Avalanches
Submit Observation Observations Explorer All Observations Avalanches Fatalities Weather Place Names Map Archives
Education
Avalanche Class List UAC Class List Online Classes Resources and Tutorials Avalanche Awareness Develop Skills
Events
Store
About
Contact Who we are Core Values Staff Board of Directors Past Forecasters Sponsors Annual Reports Sign In
Blog
icon-add Observation
Donate / Join

Observation: Short Swing

Observation Date
3/17/2025
Observer Name
Barnes
Region
Salt Lake » Big Cottonwood Canyon » Mill D North » Short Swing
Location Name or Route
Short swing
Red Flags
Red Flags
Recent Avalanches
Wind Loading
Avalanche Problem #1
Problem
Cornice
Trend
Increasing Danger
Problem #1 Comments
Testing out the cornice development, cornices I broke with ski kicks broke in the 6"-14" range. With forecasted strong winds for the next couple of days should see them get quite large especially with these little spurts of storms.
Avalanche Problem #2
Problem
Wind Drifted Snow
Problem #2 Comments
Snow drift trigger by a cornice break which appears to be 1-3 days old. Slabs 16"-36" deep.
Comments
At top of short swing observed Cornice formation with assumed natural release in the past 1-3 days. Wind drift slab below broke from 16"-36" crown, 90ft wide, ran 100ft into trees. See photos
Today's Observed Danger Rating
Moderate
Tomorrows Estimated Danger Rating
Moderate
Coordinates