Crested Butte Area

CBAC 2014-15 Observations

GUIDE: JB 

DATE: 201500304
LOCATION: CB Zone
ELEV: 9,400-10,600
ASPECT: S-SW
WEATHER:   SCT to BKN,  winds moderate gusting to strong  BTL & NTL fom NW
Strong winds kicked up ~1:30 & blew in AM skin track in the open fields.  little drifting in forest.
AVALANCHE / SNOWPACK OBS:
Good views of in-numerable slides on E -NE, around long lake, climax chutes, etc
2 collapses in open meadow (S slope @ 27* & 9,500ft)  where the melt freeze crust from mid storm warm up ~20cm down is 1F (4cm thick) over Fist layer.  HS 45cm
1 collapse SW slope @15* & 10,600ft) Similar structure but crust is thinner ) & only 4F.  HS 70cm
Tests @ 10,400 SW 10* slope angle 30*  HS 55cm   Structure: 50cm storm snow sitting on 5cm mfrc (moist poly crystals)
CTM (11) SC 25cm down on 4F mfcr
ECTN (11)  ”     “
ECTN (11)  ”     “
Ski pen 15-25cm