Storm Slabs
- Alpine
- Treeline
- Below treeline
- Likelihood
- Possible
- Size
- 2
The new snow is low density powder that fell without much wind. This tells me that it should be pretty well behaved today. However, as after any new snow, you approach the mountains cautiously before just diving into some big lines. Hit some small test slopes on the way up and see if the new snow sluffs or cracks. Look around and see if there was any activity during the storm. Continue doing this all day to get a handle on how the new snow behaves.
Near Surface Facets discussion:
We've gone through a long period of high pressure that has made the old snow surface weak. You could find many areas with sugary loose snow on the surface or just under wind crusts. This weak snow is now buried and the question is whether it will become a Persistent Weak Layer once we get enough new snow on top of it. I sat down and discussed this with other UAC forecasters the other night and we recorded the Zoom meeting: