Programme

Names given are the presenting authors; see abstract for full list

Sunday 25 September 2022
17:00–20:00	Registration and Icebreaker – Davos Congress Centre

Monday 26 September 2022
8:00	Registration
8:30	Symposium opening
	Session 1: Snow physics and chemistry Chair: Maurine Montagnat
8:45	Henning Löwe, 91A3894: The microwave grain size of snow: Linking optical grain size measurements and microwave satellite observations by polydispersity
9:00	Lisa Bouvet, 91A3916: Snow metamorphism under strong temperature gradients: influence of crystal growth regimes and mass transfer
9:15	Mahdi Jafari, 91A3938: Natural convection in snow: when it occurs and how it influences snow properties
9:30	Marie Miot, 91A3864: A multi-scale constitutive model for snow engineering
9:45	Anna Braun, 91A3911: Influence of attachment kinetics inclusion on modeling the specific surface area evolution in snow
10:00	Coffee
	Session 2: Observing and modelling of snow I Chair: Matthieu Lafaysse
10:30	Benjamin Walter, 91A3833: Lab experiments to quantify the effect of aeolian snow transport on the surface snow microstructure
10:45	Marie Dumont, 91A3843: Unraveling the complexity of Saharan dust deposition in snow using citizen science
11:00	Kévin Fourteau, 91A3871: Modelling the simultaneous heat conduction, liquid water transport, and melt/refreezing in a snowpack
11:15	Charles Fierz, 91A3801: Bulk snow density vs snow density profiles at Weissfluhjoch
11:30	Poster introductions (2 min each) Chair: Rebecca Mott
	Satoru Yamaguchi, 91A3799: A new method to visualize liquid distribution in snow by superimposing MRI and X-ray CT images
	Ruzica Dadic, 91A3897: Evolution and spatial variability of small-scale surface roughness of snow and sea ice during MOSAiC
	Henning Löwe, 91A3917: Bicontinuous microstructures from level-cut Gaussian random fields as numerical snow analogs
	Fabian Wolfsperger, 91A3918: Evaluation of the InfraSnow: a handheld device to measure snow specific surface area
	Hendrik Huwald, 91A3930: Exploring alternative possibilities for sublimation measurements over snow and ice surfaces
	Amy R. Macfarlane, 91A3913: Thermal conductivity of snow on sea ice
	Matthias Jaggi, 91A3903: SMP5: electronics upgrade of the SnowMicroPen®
	Teruo Aoki, 91A3829: Development of handheld integrating sphere snow grain sizer (HISSGraS)
12:00	Lunch
14:00	Poster introductions, cont’d (2 min each) Chair: Jan Magnusson
	Marie Dumont, 91A3866: Fast tomography of snow microstructure
	Kévin Fourteau, 91A3873: Microstructure-based simulations of the compactive viscosity of snow and firn with isotropic and anisotropic material laws
	Kévin Fourteau, 91A3876: Microstructure-based modelling of snow visco-plasticity
	Maurine Montagnat, 91A3880: The ductile-to-brittle transition in snow: linking the mechanical response to microstructure observations
	Hiroyuki Hirashima, 91A3800: Lateral flow of liquid water in snowpack
	Rand Decker, 91A3883: Modeling the transport and fate (throw and accumulation) of a distribution of manmade snow particle sizes from modern snowmaking fan guns
	Takahiro Tanabe, 91A3869: The effects of precipitation particle shape on snowpack
	Georgina Woolley, 91A3838: Measurement and modelling of snow in Arctic tundra and taiga biomes
	Ruzica Dadic, 91A3900: Wind-driven snow distribution over glaciers using a combination of empirical wind downscaling and preferential deposition
	Charles Fierz, 91A3904: Is a snow monitoring competence centre still needed?
	Franziska Koch, 91A3853: Influence of snow on the integrative signal of a superconducting gravimeter in complex high-alpine terrain
	Lucia Ferrarin, 91A3868: Applying morphological indexes to describe snow cover patterns in a high Alpine area
	Christoph Marty, 91A3912: SPASS: a spatial snow climatology for Switzerland
	Giulia Mazzotti, 91A3935: Assessing the impact of forest snow process representation on simulated land surface properties and ground conditions
	Matthieu Lafaysse, 91A3899: Opportunities and challenges for hectometric scale simulations of Alpine snow cover
	Kevin Ostapowich, 91A3804: Measurements and controls on mid-winter Alpine ground thermal regime in the Purcell Mountains, British Columbia, Canada
	Moritz Oberrauch, 91A3934: Improving data assimilation concepts to incorporate snow monitoring data into a distributed snow-cover model for Switzerland
	Eunsang Cho, 91A3929: SnowPEx+: Global gridded SWE product evaluation using airborne gamma radiation and snow course transects
	Michael Lombardo, 91A3841: A method for imaging water transport across the soil-snow interface using neutron transmission radiography
	Rebecca Mott, 91A3948: The representation of slope- and ridge-scale wind and snowfall patterns in models of different complexity
	Antoine Rolland, 91A3946: Analysis of the spatial and temporal variability of snowpack stratigraphy using a 24 Hz FMCW radar in an avalanche context
15:00	Coffee
15:30	Poster Session A

Tuesday 27 September 2022
	Session 3: Observing and modelling of snow II Chair: Nick Rutter
8:30	Ruzica Dadic, 91A3898: Evolution of the snow cover during the sea-ice freeze-up phase on the MOSAiC expedition
8:45	Amy R. Macfarlane, 91A3886: Evolution of the microstructure and reflectance of the surface scattering layer on melting level Arctic sea ice
9:00	Maurine Montagnat, 91A3797: On the evolution of crystallographic texture in snow
9:15	Matthieu Baron, 91A3845: Impact of hectometric modelling of wind-induced snow transport on the soil thermal regime
9:30	Nora Helbig, 91A3881: Deriving spatial snowfall deposition in mountainous terrain
9:45	Mickaël Lalande, 91A3933: Adaptation of a snow cover scheme for complex topography areas: regional calibration over High Mountain Asia and application in global models
10:00	Coffee
	Session 4: Observing and modelling of snow III Chair: Giulia Mazzotti
10:30	Simone Schauwecker, 91A3923: ¿Cuánta nieve hay? A data assimilation framework for near real-time snow water equivalent estimations over the dry subtropical Chilean Andes
10:45	Jari-Pekka Nousu, 91A3909: Snowpack, soil and forest energy budget and flux partitioning in boreal ecosystems
11:00	Paul Billecocq, 91A3874: Subgridding a high-resolution numerical weather forecast for local snow modelling in a remote-sensing perspective
11:15	Dylan Reynolds, 91A3855: Explicitly resolving high-resolution, ridge-scale snow deposition patterns over long time-periods
11:30	Poster introductions (2 min each) Chair: Christine Pielmeier
	Christine Seupel, 91A3914: Seismo-acoustic signal characterization and array processing for dry- and wet-snow avalanches
	William Durand, 91A3860: Forcing the snow-cover model SNOWPACK with CaPA precipitation data for avalanche risk assessment
	Alexander Prokop, 91A3921: Measuring snow and avalanche properties using acoustic and seismic distributed fiber optic sensing
	Johannes Schneider, 91A3808: Consideration of slab ground contact after weak layer collapse in closed-form models
	Moritz Altenbach, 91A3840: Investigating meteorological and snowpack drivers for glide-snow avalanching
	Florian Rheinschmidt, 91A3851: Variational formulation of weak layer stresses in stratified snowpacks
	Silke Griesser, 91A3943: Influence of the snow cover and test persons on snow stability tests
	Betty Sovilla, 91A3844: The potential of infrasound measurements to monitor the growth and decay of the turbulent suspension of powder snow avalanches
12:00	Lunch
14:00	Poster introductions, cont’d (2 min each) Chair: Michael Bründl
	Michael L. Kyburz, 91A3849: Modeling real-scale snow avalanches with erosion using 3D MPM simulations: a case study of the 2019 ‘Salezer’ snow avalanche in Davos, Switzerland
	Dieter Issler, 91A3854: NAKSIN: a system for creating high-quality avalanche hazard indication maps for large areas
	Gregor Ortner, 91A3910: Climate change impacts on snow avalanche hazard: a climate scenario-based approach
	Matthias Tonnel, 91A3947: Testing of avalanche simulation tools with AvaFrame: between flow variable evolution and avalanche runout
	Hervé Vicari, 91A3859: A two-layer depth-averaged model to simulate mixed snow avalanches on three-dimensional terrains
	Damian Steffen, 91A3809: A practical approach to deal with snowdrift and associated risks explained by an example at the Bernina Pass, Grisons, Switzerland
	Michael Neuhauser, 91A3936: Remote sensing and in-flow particle tracking in avalanches: a sensor fusion of AvaNodes, mGeodar radar with open-source avalanche simulations
	Kate Robinson, 91A3862: What are the chances of surviving in a building hit by an avalanche?
	Yves Bühler, 91A3850: Optimizing the positioning of automated snow depth measurements based on remote sensing, terrain and avalanche modelling
	Elisabeth Hafner, 91A3908: Consistency and variability in the assessment of avalanche size and the mapping of avalanche outlines by ‘experts’
	Pau Wiersma, 91A3944: The value of synthetic high-resolution daily snow-cover maps for hydrological modeling
	Alexander Prokop, 91A3937: Using backscattered laser signal intensity to measure snow surface properties automatically
	Jean-Benoit Madore, 91A3939: Detection and evaluation of snow surface properties with a 24GhZ FMCW radar
	Kathrin Lisa Kapper, 91A3872: Novel machine-learning-based approach for automated snow avalanche detection from SAR images for the Austrian Alps
	Ahmet Emre Tekeli, 91A3922: Comparison of AMSR2 SWE data with ground observations over the Kars region in eastern Türkiye
	Stefan Muckenhuber, 91A3861: Local snow avalanche monitoring based on automotive lidar and radar sensors
	Karina Zikan, 91A3834: Evaluation of ICESat-2 derived snow depth estimates in Alpine watersheds
	Renée Mie Fredensborg Hansen, 91A3867: Arctic freeboards and snow depths from near-coincident CryoSat-2 and ICESat-2 (CRYO2ICE) observations over sea ice: a first examination
	Fatemeh Zakeri, 91A3945: Synthesizing daily 30 m snow-cover maps based on climate and satellite data
	Álvaro Ayala, 91A3927: Spatial distribution and controls of snowmelt hotspots in the Desert Andes of Chile
15:00	Coffee
15:30	Poster Session B

Wednesday 28 September 2022
	Session 5: Observing and modelling of snow IV Chair: Nadine Salzmann
8:30	Matthieu Vernay, 91A3831: Evaluation of the potential of radar observations to estimate precipitation for high resolution snow cover modelling over mountainous areas
8:45	Ryo Inoue, 91A3878: Spatial distribution of snow grain size at the surface of Eastern Dronning Maud Land, Antarctica observed using Handheld Integrating Sphere Snow Grain Sizer
9:00	Michael Haugeneder, 91A3863: Quantifying heat-exchange processes over a patchy snow cover with data from a comprehensive field campaign
9:15	Daniela Brito Melo, 91A3885: Parameterizing snow saltation: the exponential decay of the mass flux profile and its relation to the saltation dynamics
9:30	Matthieu Lafaysse, 91A3875: Evaluating the Crocus snow model against highly resolved snow measurements from winter 2015/16 at Weissfluhjoch, Switzerland
9:45	Julien Brondex, 91A3887: A finite-element framework to explore the numerical resolution of the coupled problem of heat conduction, water vapor diffusion and settlement in snow
10:00	Coffee
	Session 6: Observing and modelling of snow/Snow as a component of climate Chair: Jeffrey Deems
10:30	Jan Magnusson, 91A3901: Operational snow water resources monitoring at SLF
10:45	Michael Lehning, 91A3941: How much snow sublimates in extreme environments: quantifying blowing snow sublimation
11:00	Nicolas Eckert, 91A3907: Medium-high mountains as sentinels of the shrinkage of the cryosphere: 1865–2015 changes in snow and avalanche activity in the Vosges Mountains
11:15	Benjamin Reuter, 91A3931: Trends in snow avalanche climatology in the French Alps
11:30	Stephanie Mayer 91A3888: Snow instability in a changing climate
11:45	Francesco Avanzi, 91A3824: How much snow is there across the Mediterranean region?
12:00	Lunch
14:00	Symposium excursions

Thursday 29 September 2022
	Session 7: Snow and biosphere/Snow in motion I Chair: Christoph Mitterer
8:30	Michaela Teich, 91A3832: Large-diameter trees affect snowpack duration in post-fire old-growth forests
8:45	Alex Cebulski, 91A3940: Snow interception processes and prediction in a windy subalpine environment
9:00	Francis Meloche, 91A3877: Influence of slab depth spatial variability on skier triggering probability and avalanche size
9:15	Lars Blatny, 91A3906: An elastic–viscoplastic constitutive model for snow avalanche dynamics
9:30	Valentin Adam, 91A3837: Modified propagation saw tests for analyses of weak layer fracture properties
9:45	Grégoire Bobillier, 91A3889: Dynamic analysis of the interplay between slab fracture and weak-layer crack propagation during snow-slab avalanche formation
10:00	Coffee
	Session 8: Snow in motion II Chair: Alex Langlois
10:30	Guillaume Chambon, 91A3932: Double-scale modelling of avalanche release
10:45	Grégoire Bobillier, 91A3919: New insights on avalanche release mechanics based on large-scale elastoplastic simulations and full-scale measurements
11:00	Bastian Bergfeld, 91A3852: Energy dissipation of anticrack propagation in a weak snowpack layer
11:15	Alec van Herwijnen, 91A3848: Crack propagation in weak snowpack layers: do faster cracks propagate further?
11:30	Zorin Ivanov 91A3896: Influence of environmental factors on snow gliding prior to and after a first snowfall event
11:45	Amelie Fees, 91A3842: Using time-lapse photography to investigate glide-snow avalanches across time scale
12:00	Lunch
	Session 9: Snow in motion III Chair: Betty Sovilla
14:00	Florian Herla, 91A3879: An informative large-scale validation of snowpack simulations in support of avalanche forecasting in Canada
14:15	Martin Perfler, 91A3942: Assessing avalanche problems for operational avalanche forecasting based on different model chains
14:30	Léo Viallon-Galinier, 91A3826: Combining snow physics and machine learning to predict avalanche activity
14:45	Cristina Pérez-Guillén, 91A3884: Evaluation of an automated data-driven decision support tool for operational avalanche forecasting in Switzerland
15:00	Dieter Issler, 91A3835: A novel mechanism for long run-out in dry-snow avalanches
15:15	Callum Tregaskis, 91A3895: A depth-averaged framework for fluidization in dry-snow avalanches incorporating granular rheology and segregation theory
15:30	Coffee
	Session 10: Snow in motion IV Chair: Jan-Thomas Fischer
16:00	Perry Bartelt, 91A3890: How entrainment-induced dispersive pressures enhance avalanche mobility
16:15	Saoirse Robin Goodwin, 91A3905: Shallow-flow modeling of wet-snow avalanches: interplay between apparent cohesion, mesh resolution and topographical complexities
16:30	Camille Ligneau, 91A3870: The relationship between flow regimes and mass exchange processes in snow avalanches
16:45	Louis Guillet, 91A3915: A depth-averaged material point method for the initiation and dynamics of snow-slab avalanches
19:00	Symposium Banquet – Davos Congress Centre

Friday 30 September 2022
	Session 11: Remote sensing I Chair: Chris Derksen
8:30	Jeffrey Deems, 91A3949: Expansion of operational Airborne Snow Observatories programs through tech transfer from NASA
8:45	Todd Redpath, 91A3891: Improving hydrological modelling in the Southern Alps of New Zealand with satellite photogrammetric mapping of snow depth
9:00	Valentina Premier, 91A3892: A historical reanalysis of SWE time-series: towards a near real-time reconstruction
9:15	Gwendolyn Dasser, 91A3902: Mapping the spatio-temporal evolution of wet snow from space
9:30	Riccardo Barella, 91A3893: A novel statistical learning approach to high-resolution snow-cover fraction retrieval in mountainous regions
9:45	Julien Meloche, 91A3839: Altimetric Ku-band radar waveform simulations over sea ice with the Snow Microwave Radiative Transfer model
10:00	Coffee
	Session 12: Remote sensing II Chair: Marie Dumont
10:30	Hans-Peter Marshall, 91A3925: NASA SnowEx Mission: towards monitoring snow mass globally from space
10:45	Helmut Rott, 91A3920: The AlpSnow project: development of innovative methods and products for monitoring physical parameters of the seasonal snowpack in the Alps
11:00	Désirée Treichler, 91A3926: Spaceborne snow-depth measurements from ICESat-2 laser altimetry
11:15	Christian Haas, 91A3812: C- and K-band microwave penetration into snow studied with off-the-shelf tank radars
11:30	Karl Rittger 91A3882: In pursuit of open access accurate global snow albedo observations
11:45	Chris Derksen, 91A3807: Assessment of science readiness for a new snow mass radar mission
12:00	Closing