From obs: "We saw this today after it happened. Looked like a snowmobile triggered it. I believe it is mostly south facing." Photo: D. Haluptzok
We watched two snowboarders trigger separate wind slabs, while riding one at a time in avalanche terrain, on the south side of Scotch Bonnet (photos attached). They rode away safely. These looked 12" deep and 20' wide, and entrained snow to run a good distance, R1-D2.
On Feb 9 we watched two snowboarders trigger separate wind slabs, while riding one at a time in avalanche terrain, on the south side of Scotch Bonnet. Photo: J. Mancey
On Feb 9 we watched two snowboarders trigger separate wind slabs, while riding one at a time in avalanche terrain, on the south side of Scotch Bonnet. Photo: GNFAC
On Feb 9 we saw a fresh natural wind slab near Wolverine, R1-D1.5. Photo: GNFAC
BBSP measured 6"=0.25" SWE at top of Bridger
From FB message: "Two snowmobiler triggered avalanches in Southern Madison. Riders did not have beacons or rescue equipment. Riders made it out safe luckily."
