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51.646833, -116.445902
Avi forecast is Low Low Low and observations supported that. Warm melt freeze created a solid crust. Some debris from previous warm temps, but no movement today of any overhead snow or cornices.
Wind blowing hard at mountain top.
Initial compression test - top crust layer went after 3 from elbow. Deep Compression Test. The 70 cm layer was sudden collapse after 1 arm. Layer was facets that were beginning to round. ACMG Paddy Jerome (Can Rock Guides) did the tests and analysis.