23-24

Several Recent Avalanches at Lionhead

Lionhead Ridge
Lionhead Range
Code
SS-N
Aspect
E
Latitude
44.71450
Longitude
-111.31800
Notes

On 02/29/2024: From the parking lot near Hebgin Lake, we were able to see several natural avalanches that happened on Lionhead Ridge. These avalanches all occurred in a similar timeframe to each other. While riding below Lionhead Ridge we observed another avalanche that likely happened a few days prior near 02/27/2024. 

 

Number of slides
3
Number caught
0
Number buried
0
Avalanche Type
Soft slab avalanche
Trigger
Natural trigger
Problem Type
Wind-Drifted Snow
Snow Observation Source
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Multiple Avalanches
Advisory Year

Windslabs in Republic Creek

Republic Creek
Cooke City
Code
N-R2-D1.5-I
Aspect Range
N-E
Latitude
44.98550
Longitude
-109.94100
Notes

From obs on 02/29/2024: "observed 2 crowns in wind loaded terrain. One at the end of Woody ridge on a north facing sub ridge (Peterson’s prow ) and the other on an East facing Ridge seen from the top of Wyoming bowl. "

Number of slides
2
Number caught
0
Number buried
0
Trigger
Natural trigger
R size
2
D size
1.5
Bed Surface
I - Interface between new and old snow
Problem Type
Wind-Drifted Snow
Snow Observation Source
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Multiple Avalanches
Advisory Year

Small Avalanche in Portal Creek

Portal Creek
Northern Gallatin
Code
Latitude
45.26940
Longitude
-111.14000
Notes

Riders on 02/29/2024 observed a small avalanche while riding in Portal Creek. They estimated that the avalanche likely happened before a storm that began on 02/27/2024. 

Number of slides
1
Number caught
0
Number buried
0
Snow Observation Source
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Single Avalanche
Advisory Year