Clemina Creek

Snowpack

marshal.l · Jan 26, 2018 · Clemina

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Weather

It was a bit of a mixed bag today. Temp remained steady between -5.0/-8.0. winds were light. Had some mid day sun but overall the majority of the day was overcast and snowing lightly. It was noted at 1400 that the snow began to increase to about 1 cm/hr and stayed that way until got back to the trucks.

Snowpack

Test profile on a NE aspect 2500m. We found an HS of 220cm. Air temp of -8.0. Testing produced sudden collapse results down 20cm (CTH23(sc)dwn 20cm on 4mm SH) and 65cm (CTH28(sc)dwn 65cm on 4-5mm SH/Fc). Both results were repeated. Extended column test produced a full block failure on the deeper 65cm SH/Fc combo (ECTP23 dwn 65cm on 4-5mm SH/Fc). We also did a test profile a SW aspect with similar elevations and HS however we did not see any notable results.

Avalanche

we saw one large slide today on our travels although visibility was in and out. Crown was surprisingly low in the start zone but managed to propagate around three major rock features. Suspect this fell at some point during yesterdays wind event.