Natural wide crown in Frazier Basin

On 2/1/24 saw this wide crown in Frazier Basin (300-400' wide)... not sure if these occurred recently with the above freezing temperatures or if they are older.  could have occurred over the recent hot days, potentially triggered by cornice fall? Photo: GNFAC

Location
BRIDGER RANGE
Snow Observation Source
Bridger Range, 2024-02-01