Conference Agenda

Overview and details of the sessions of this conference. Please select a date or location to show only sessions at that day or location. Please select a single session for detailed view (with abstracts and downloads if available).

Session Overview
Date: Monday, 02/Sep/2019
ICAM: ICAM2019 Welcome Addresses
Dynamics 1: Dynamics of orographically forced airflow 1
Chair: Stefano Serafin
9:30am - 10:00am

How uncertainties in the representation of orography and its impacts affect the skill of weather forecasts

Irina Sandu

Dynamics 2: Dynamics of orographically forced airflow 2
Chair: Guðrún Nína Petersen
10:30am - 10:45am

Description and Preliminary Results of a New Spectral, Quasi-Transient Mountain Wave Drag Parameterization

Christopher G. Kruse, Julio T. Bacmeister

10:45am - 11:00am

Mountain waves produced by a stratified shear flow with a boundary layer

François Lott, Bruno Deremble, Clément Soufflet

11:00am - 11:15am

Trapped mountain waves with critical level just below the surface

Clément Soufflet, François Lott, Florentin Damiens

11:15am - 11:30am

The gravity wave reflection coefficient of a critical level in nonlinear hydrostatic flow over a 2D mountain

Miguel A C Teixeira, Jose L Argain

11:30am - 11:45am

Sampling errors in observed momentum fluxes from vertical and tilted profiles

Andrew N Ross, Simon Vosper

11:45am - 12:00pm

The influence of vertical wind shear on the evolution of mountain-wave momentum flux

Dale Durran, Maximo Menchaca

Poster Session 1: P1: Dynamics of orographically forced airflow

Lagrangian Perspective of Orographic Blocking

Michael Sprenger

Concepts in mountain meteorology and their usefulness

Haraldur Olafsson

Impact of mountains on rapid increases in surface winds

Florian Ruff, Haraldur Olafsson

QuikSCAT observations of orographic winds in the N-Atlantic

Quentin da Rold, Haraldur Olafsson

Orographic signals in the QuikSCAT data over the Mediterranean Sea and along continental Europe

Baptiste Ariaux, Haraldur Olafsson

Variation of the reflection coefficient for gravity waves with the sharpness of atmospheric profile transitions in linear flow over a 2D mountain

Miguel A C Teixeira, Jose L Argain

Atmospheric Rotors in Owens Valley observed with a Doppler Wind LiDAR

Sebastian W. Hoch, Evan W. Burgess

Atmospheric lee waves over the Aegean Sea detected from AIRWAVE Total Column Water Vapor estimates and simulated with WRF

Elisa Castelli, Bianca Maria Dinelli, Enzo Papandrea, Stefano Casadio, Mario Marcello Miglietta, Alessandro Tiesi, Johannes Sachsperger, Stefano Serafin

Unravelling the March 1972 northwest Greenland windstorm with high-resolution numerical simulations

Alexander Gohm, Mathias Tollinger, Marius Jonassen

Bluff-body flow separation in the lee of a crater rim

Manuela Lehner, C. David Whiteman, Sebastian W. Hoch, Bianca Adler, Norbert Kalthoff

Winter 2018/19 foehn episodes in Lombardy: forecasting and monitoring issues from an operational point of view

Roberto Grimaldelli, Gian Paolo Minardi, Mauro Mussin, Maria Ranci, Marta Salvati, Matteo Zanetti

Climatological study of channeling flow focused on surface geostrophic wind

Ryogo Sato, Hiroyuki Kusaka

Contributions of Foehn winds and Urban Heat Island to the nocturnal Extreme High-Temperature Event in Niigata City, Japan.

Akifumi Nishi, Hiroyuki Kusaka, Lidia Lazarova Vitanova, Yuma Imai

Dynamical effect of topography of Aso caldera on “Matsubori-kaze”

Yuki Asano, Hiroyuki Kusaka

A spatial feature of the gap wind “Arakawa-dashi” in Japan

Yuma IMAI, Hiroyuki KUSAKA

Multiscale simulations of bora downslope windstorm events

Kristian Horvath, Branko Kosovic

Climatology of bora types at Dubrovnik airport based on METAR reports

Jadran Jurković, Lada Gabela Šeperić, Ivan Baletić, Igor Kos

WRF-ARW simulations of shallow and deep bora flows at the Dubrovnik airport, Croatia

Željko Večenaj, Maja Telišman Prtenjak, Branko Grisogono

Research facilities during the SESAR 2020 campaign at Dubrovnik Airport

Lada Gabela Šeperić, Ivan Baletić, Jadran Jurković, Željko Večenaj, Ludovic Thobois

Poster Session 2: P2: Orographic precipitation and convective storms

Evaluating the skill of GPM-IMERG satellite precipitation estimation over the mountains of central Chile

Yazmina Rojas, Justin Minder, Leah Campbell, Adam Massmann

Deep Learning for forecasting Thunderstorms on NE Italy.

Tino Manzato, Luca Foschiani, Davide Soldà, Pascal Horton, Giuseppe Serra, Agostino Dovier

Impact of terrain on supercells according to idealized simulations with actual terrain

George H. Bryan

Convection initiation favoured by large-amplitude mountain waves

Maria Siller, Stefano Serafin, Mathias W. Rotach

Idealized Simulations of Orographic Precipitation in a Midlatitude Cyclone

Lydia Helen Tierney, Dale Durran

FLOSI: FLow over Orographic Section of Iceland

Guðrún Nína Petersen, Haraldur Ólafsson, Þórður Arason

Multiscale storm impacts on orographic precipitation in the Russian River Basin, California, USA

Janice Bytheway, Mimi Hughes, Kelly Mahoney, Rob Cifelli

RACLETS field campaign – A multidimensional approach to study precipitation formation in orographic clouds

Fabiola Ramelli, Jan Henneberger, Julie Pasquier, Annika Lauber, Jörg Wieder, Claudia Mignani, Ronny Engelmann, Maxime Hervo, Michael Lehning, Ulrike Lohmann

Spatial snowfall patterns in Alpine valleys: a citizen´s science case study in the Trentino Alto Adige region

Giacomo Poletti, Giacomo Bertoldi, Lorenzo Giovannini

Using video time-lapse to analyze orographic clouds formation and development

Giacomo Poletti, Simone Buttura

Precipitation patterns on Mount Baldo (Italy): climatological analysis and dependence on synoptic conditions

Andrea Terenzi, Lorenzo Giovannini, Marco Falocchi, Dino Zardi

Short-term climatology of severe storms in western Alps based on weather radar and lightnings observations

Roberto Cremonini, Claudio Cassardo, Renzo Bechini, Valentina Campana

Study of the relationship of GNSS observations water vapor and precipitation: case of the north of Italy

Houaria Namaoui, Eugenio Realini, Salem Kahlouche

Dynamics 3: Dynamics of orographically forced airflow 3
Chair: Michael Sprenger
3:30pm - 3:45pm

Measurement of a breaking wave downstream of Vatnajökull glacier, Iceland

Guðrún Nína Petersen, Stephen Mobbs, Haraldur Ólafsson, Ioana Colfescu

3:45pm - 4:00pm

Combining multiple readily available observational data sources and high resolution NWP models to study lee wave impact on winds

Peter Sheridan

4:00pm - 4:15pm

A further look at orographic wave clouds near Boulder, Colorado, and their thermodynamic and kinematic environment

Howard Bluestein

4:15pm - 4:30pm

Direct Numerical Simulation of Lee Vortices in Two-Layer Flow

Richard Rotunno

Dynamics 4: Dynamics of orographically forced airflow 4
Chair: Alexander Gohm
5:00pm - 5:15pm

Drivers of warming and melt in Larsen C ice shelf inlets

Andrew David Elvidge, Peter Kuipers-Munneke, John C King

5:15pm - 5:30pm

Land of the Foehn: Spatial and temporal characteristics of Foehn events in the Dry Valleys of Antarctica

Rajasweta Datta, Marwan Katurji, Peyman Zawar-Reza

5:30pm - 5:45pm

Idealized and realistic numerical simulations of sudden warming from chinooks in the lee of the Alaska Range

Jason C. Knievel, Christopher M. Rozoff, Richard Rotunno

5:45pm - 6:00pm

Climatological study of south foehn in Japan: Dynamic, thermodynamic, or hybrid/scrambling type?

Hiroyuki Kusaka, Akifumi Nishi, Ai Kakinuma

6:00pm - 6:15pm

Bora wind velocity spectra in various complex terrains

Jelena Grižić, Željko Večenaj, Hrvoje Kozmar, Branko Grisogono

6:15pm - 6:30pm

Mesoscale features in different bora types from the first lidar measurements at Dubrovnik airport

Jadran Jurković, Lada Gabela Šeperić, Igor Kos, Branko Grisogono, Željko Večenaj

Date: Tuesday, 03/Sep/2019
Precipitation 1: Orographic clouds and precipitation 1
Chair: Daniel Kirshbaum
8:30am - 8:45am

Modification of precipitation processes in midlatitude cyclones passing over a coastal mountain range: results from the Olympic Mountains Experiment.

Lynn McMurdie, Joseph Zagrodnik

8:45am - 9:00am

Intrastorm Variability of the Inland and Orographic Enhancement during a Sea-Effect Snowstorm in the Hokuriku Region of Japan

Peter Veals, Jim Steenburgh, Sento Nakai

9:00am - 9:15am

Overview of the Storms and Precipitation Across the continental Divide Experiment (SPADE)

Julie M Thériault, Stephen Déry, John Pomeroy, Juris Almonte, Bertoncini André, Cécile Carton, Aurélie Desroches-Lapointe, Charlie Hébert-Pinard, Mathieu Lachapelle, Selina Mitchell, Jeremy Morris, Hadleigh Thompson, Ronald Stewart

9:15am - 9:30am

Detailed structure of orographically-induced Kelvin Helmholtz billows. Airborne Dual-Doppler observations, and implications for precipitation growth

Bart Geerts, Coltin Grasmick

9:30am - 9:45am

Low-level horizontal water vapor fluxes producing extreme daily rainfall with different hydrological impacts in central-southern Chile

Raul Valenzuela, Rene Garreaud

9:45am - 10:00am

Meteorological, trajectory and isotopic analyzes to identify potential sources of winter precipitation in Altai foothills

Natalia Malygina, Alla Eirikh, Tatiana Papina

Precipitation 2: Orographic clouds and precipitation 2
Chair: Mario Marcello Miglietta
10:30am - 10:45am

Flood and Fire Enhanced by Terrain Effects in the Hurricane Environment

Alison D. Nugent, Gavin Shigesato

10:45am - 11:00am

Toward improving cumulus parameterization over orography

Daniel Kirshbaum

11:00am - 11:15am

Severe thunderstorms on the downwind side of mountain chains: observational evidence and a conceptual framework

Georg Pistotnik, Michael Hofstätter, Vera Meyer, Lukas Tüchler, Annemarie Lexer, Klaus Haslinger

11:15am - 11:30am

ICON-LEM simulations with different model grid spacing and land-surface resolution and their impact on orographically-induced clouds and precipitation

Shweta Singh, Norbert Kalthoff, Leonhard Gantner

11:30am - 11:45am

High resolution measurements of orographic mixed-phase clouds

Annika Lauber, Jan Henneberger, Fabiola Ramelli, Julie Pasquier, Jörg Wieder, Claudia Mignani, Ronny Engelmann, Maxime Hervo, Nenes Athanasios, Michael Lehning, Ulrike Lohmann

11:45am - 12:00pm

Sensitivity of banner cloud formation on wind speed and wind shear

Volkmar Wirth, Isabelle Prestel

RS: Richard Rotunno Symposium - Opening Remarks
RS1: Richard Rotunno Symposium 1
2:05pm - 2:35pm

Reflections on Rich Rotunno's career

Kerry Emanuel

2:35pm - 2:55pm

The anatomy of hydraulic jumps in the lee of topography

George H. Bryan

2:55pm - 3:15pm

Unveiling mechanisms of up-valley winds

Dino Zardi

3:15pm - 3:35pm

Cyclogenesis in the lee of the Alps

Andrea Buzzi

RS2: Richard Rotunno Symposium 2
4:00pm - 4:20pm

Rich Rotunno in the Mesoscale Alpine Programme (MAP 1999)

Robert Houze

4:20pm - 4:40pm

Stratified flow past valleys

Manuela Lehner

4:40pm - 5:00pm

Unraveling the Dynamics of Atmospheric Wakes

Vanda Grubisic

Remembering Fuqing Zhang and the Mentor-Mentee Relationship, Chris Davis and Dan Kirshbaum
Reflections on Mountain Research and International Collaboration, Richard Rotunno
Date: Wednesday, 04/Sep/2019
PBL 1: Boundary layer processes over complex terrain 1
Chair: Stephen Mobbs
8:30am - 9:00am

Wind energy challenges and opportunities in complex terrain

Julie Lundquist

9:00am - 9:15am

Doppler lidar measurements for evaluation of NWP model error to forecast wind flows in complex terrain of the Columbia River Basin.

Yelena L. Pichugina, Robert M. Banta, W. Alan Brewer, Aditya Choukulkar, Caroline Draxl, James Kenyon, Julie K. Lundquist, Joseph B. Olson, Justin Sharp, Dave Turner, James M. Wilczak

9:15am - 9:30am

Mesoscale and convective flow structures in the urban boundary layer in mountainous terrain investigated by dual-Doppler lidar measurements

Bianca Adler, Norbert Kalthoff, Andreas Wieser, Olga Kiseleva, Niklas Wittkamp, Christopher Claus Holst

9:30am - 9:45am

Planning for LOTOS: A New LOwer Tropospheric Observing System

Terry Hock, Steve Oncley, Tammy Weckwerth, Britt Stephens, William Brown, Alison Rockwell, Vanda Grubišić, Wen-Chau Lee

9:45am - 10:00am

A new observational system for spatial turbulence measurements

Benjamin Schumacher, Marwan Katurji, Christina Dunker, Ivana Stiperski

PBL 2: Boundary layer processes over complex terrain 2
Chair: Bianca Adler
10:30am - 10:45am

Surface turbulent exchange in an east-west oriented valley

Manuela Lehner, Mathias W. Rotach, Friedrich Obleitner, Eleni Sfyri, Ivana Stiperski

10:45am - 11:00am

Dependence of near-surface similarity scaling on scalewise anisotropy of atmospheric boundary layer turbulence

Ivana Stiperski, Marc Calaf, Gabriel Katul

11:00am - 11:15am

An application of the anisotropy analysis of turbulence to determine the characteristic time-scales of quasi-isotropic surface-layer turbulence over the complex terrain of the Adige Valley (Italian Alps)

Marco Falocchi, Lorenzo Giovannini, Massimiliano de Franceschi, Dino Zardi

11:15am - 11:30am

Buoyancy effect of katabatic flows on turbulence above a steep alpine slope

Claudine Charrondière, Christophe Brun, Jean-Emmanuel Sicart, Jean-Martial Cohard

11:30am - 11:45am

Aircraft observations of turbulent momentum, heat and moisture fluxes on the leeside of two mountain ranges in Iceland

Ian Renfrew, Andrew Elvidge, Will Hodder, Tom Lachlan Cope, Alexandra Weiss, Haraldur Olafsson, Nina Petersen

11:45am - 12:00pm

The First TEAMx Workshop - a summary of achievements after a week-end of contemplation

Mathias W. Rotach, Marco Arpagaus, Joan Cuxart, Stephan FJ De Wekker, Vanda Grubisic, Norbert Kalthoff, Daniel Kirshbaum, Manuela Lehner, Stephen Mobbs, Alexandre Paci, Elisa Palazzi, Stefano Serafin, Dino Zardi

Poster Session 3: P3: Boundary-layer processes

Dispersion of tracers in the stable atmosphere of a valley opening onto a plain

J. Quimbayo-Duarte, C. Staquet, C. Chemel, G. Arduini


Marwan Katurji, Christina Dunker, Bejnamin Schumacher, Jiawei Zhang, Peyman Zawar-Reza, Ivana Stiperski

Land cover changes impacts on measured energy and mass fluxes on a mountain slope

Davide Gisolo, Ivan Bevilacqua, Davide Canone, Maurizio Previati, Stefano Bechis, Stefano Ferraris

High-ranging planetary boundary layer over the Tibetan Plateau

Xuelong Chen

Wind gusts in the surface layer over mountainous terrain during convective conditions

Stephan F.J. De Wekker, Nevio Babic, Zeljko Vecenaj

Comparison of tower and LIDAR measurements during bora events at Dubrovnik Airport

Lada Gabela Šeperić, Željko Večenaj, Branko Grisogono, Jadran Jurković

Evaluation of turbulent triplet covariances for bora flows

Barbara Malečić, Željko Večenaj, Branko Grisogono

Measurements and forecasts of bora turbulence at the Dubrovnik airport, Croatia

Željko Večenaj, Branko Grisogono, Maja Telišman Prtenjak, Jadran Jurković, Lada Gabela Šeperić

The effect of data filtering on turbulence integral length scales for bora flows

Ana Šljivić, Željko Večenaj, Branko Grisogono

The CROSSINN (Cross-valley flow in the Inn Valley investigated by dual-Doppler lidar measurements) project: Motivation and preliminary results

Nevio Babic, Bianca Adler, Norbert Kalthoff, Alexander Gohm, Manuela Lehner, Mathias W. Rotach

The spatial variability of the atmospheric boundary layer over a mountainous island – impact of different controlling factors

Norbert Kalthoff, Bianca Adler, Inge Bischoff-Gauß

Spatial Heterogeneity of the Pre-foehnic Inn Valley Cold Air Pool and a Relationship to Froude Number: Observations from an Array of Temperature Loggers during PIANO

Thomas Muschinski, Alexander Gohm, Maren Haid, Lukas Umek, Helen C Ward, Lukas Lehner

Idealized simulations of thermally-induced convective destabilization over mountains

Matthias Göbel, Stefano Serafin, Mathias Walter Rotach

Predicting the diurnal wind system in a deep Alpine valley

Juerg Schmidli, Abouzar Ghasemi

Stable boundary layer flow over complex terrain: an idealized DNS study

Astrid Eichhorn-Müller, Juerg Schmidli

Exit jet in a narrow Pyrenean valley: the Aure Valley 2018 field experiment

Alexandre Paci, Maria Antonia Jiménez, Joan Cuxart, Marie Lothon, Daniel Martínez-Villagrasa, Thomas Rieutord, Carlos Román-Cascón, G. André, P. Aressy, J. Barrié, Y. Bezombes, G. Bouhours, A. Dabas, S. Derrien, C. Dione, JM. Donier, T. Douffet, JB. Estrampes, O. Garrouste, S. Girres, F. Lohou, W. Maurel, E. Moulin, A. Philibert, H. Raynal, A. Roy, V. Unger

Apennine Distributed Atmospheric Mesoscale Observatory (ADAMO): planning for a new atmospheric distributed observatory in complex orography in central Italy

Gabriele Curci, Domenico Cimini, Rossella Ferretti, Marco Iarlori, Frank S. Marzano, Edoardo Raparelli, Gianluca Redaelli, Vincenzo Rizi, Barbara Tomassetti, Paolo Tuccella

The Col du Lac Blanc : an opportunity to study boundary layer processes and snow-atmosphere interactions in a high-altitude mountain site

Isabelle Gouttevin, Vincent Vionnet, Florence Naaim, Hervé Bellot, Laurent Arnaud, Ghislain Picard, Yannick Deliot, Hugo Merzisen, Schon Peter, Prokop Alexander, Gilbert Guyomarc'h

Boundary-layer development in a mountainous urban setting observed with ground-based remote sensing

Matthias Zeeman, Christopher Holst, Stefan Emeis

A simple diagnostic relationship for downslope flows

Joan Cuxart, Daniel Martinez-Villagrasa, Ivana Stiperski

Surface fluxes at Gufuskálar, at the foothills of Mt. Snæfellsjökull, W-Iceland

Haraldur Ólafsson, Geoffroy Dumont, Joan Cuxart, Ólafur Rögnvaldsson, Guðrún Nína Petersen, Hálfdán Ágústsson, Joachim Reuder

Poster Session 4: P4: Numerical weather prediction and weather forecasting

Comparing different nesting strategies to cross the terra incognita

Daniel Leukauf, Stefan Emeis

New operational ensemble-based forecasting system for the Alpine region

Marco Arpagaus, Petra Baumann, Jean-Marie Bettems, Oliver Fuhrer, Pirmin Kaufmann, Xavier Lapillonne, Daniel Leuenberger, Claire Merker, Guy de Morsier, Carlos Osuna, Andreas Pauling, Philippe Steiner, André Walser, Stephanie Westerhuis, Tanja Weusthoff, Tobias Wicky

Wind speed ensemble predictions in the complex terrain with an analog-based approach

Iris Odak Plenkovic

Moving towards a wave‐resolved approach to forecasting mountain wave induced clear air turbulence

Andrew D Elvidge, Simon B Vosper, Helen Wells, Jacob Cheung, Steve Derbyshire, Debi Turp

Significant uncertainty in the representation of orography in numerical weather prediction and implications for atmospheric drag and circulation

Andrew D Elvidge, Irina Sandu, Nils Wedi, Ayrton Zadra, Simon B Vosper, Annelize van Niekerk, Masashi Ujiie, Mikhail A Tolstykh, François Bouyssel, Souhail Boussetta

High resolution WRF over mountainous complex terrain: a case-study over the Ortles Cevedale area (Central Italian Alps)

Alessio Golzio, Silvia Ferrarese, Manuela Pelfini

Advection of liquid water prognostic variables and convection forecast

Leon Kahlina, Martina Tudor, Željko Večenaj, Branko Grisogono

Some challenges in the automation of local weather forecasts in the Alpine region

Luca Panziera, Luca Nisi, Stefano Zanini

The meteorological contribute at the recent Italian expeditions in Antarctica

Francesco Sudati

PBL 3: Boundary layer processes over complex terrain 3
Chair: Željko Večenaj
3:30pm - 3:45pm

Large-eddy simulation of different convection regimes in a deep mountain valley

Nevio Babic, Stephan F.J. De Wekker

3:45pm - 4:00pm

The role of terrain induced turbulence on wildfire-atmosphere feedback dynamics

Jiawei Zhang, Marwan Katurji, Peyman Zawar-Reza

4:00pm - 4:15pm

Positive feedback between the downward transmission of the Westerlies and PBL growth on the north of the central Himalaya

Yue Lai, Yaoming Ma, Xuelong Chen

4:15pm - 4:30pm

Tracing air mass exchange in mountain environments with water isotope ratios

Adriana Raudzens Bailey

PBL 4: Boundary layer processes over complex terrain 4
Chair: Sebastian Hoch
5:00pm - 5:15pm

Foehn-cold pool interactions in the Inn Valley during PIANO IOP2

Maren Haid, Alexander Gohm, Lukas Umek, Helen C. Ward, Thomas Muschinski, Lukas Lehner, Mathias W. Rotach

5:15pm - 5:30pm

Evaluation of processes of foehn onset and decay with large-eddy simulations: A PIANO IOP2 case study

Lukas Umek, Alexander Gohm, Maren Haid, Helen C. Ward, Thomas Muschinski, Lukas Lehner, Mathias Rotach

5:30pm - 5:45pm

High-resolution simulations of a thermally-driven valley-exit jet in the nocturnal stable boundary layer

Federica Gucci, Lorenzo Giovannini, Marco Falocchi, Dino Zardi

5:45pm - 6:00pm

Characteristics of low level jets in the nocturnal boundary layer over complex terrain in presence of turbulence burst


6:00pm - 6:15pm

Characterisation of the effects of forested canopies on cold-air pooling in valleys

John Tolladay, Charles Chemel

Date: Thursday, 05/Sep/2019
Forecasting 1: Numerical weather prediction and weather forecasting 1
Chair: Marco Arpagaus
8:30am - 8:45am

Forecast error growth in complex terrain

Thomas Haiden

8:45am - 9:00am

Three-Dimensional Planetary Boundary Layer Parameterization for High-Resolution Mesoscale Simulations of Flows Over Complex Terrain

Branko Kosovic, Pedro Jimenez Munoz, Timothy W. Juliano, Masih Eghdami, Alberto Martilli, Ana P. Barros

9:00am - 9:15am

A New Horizontal Length Scale for a 3D Turbulence Parameterization in Meso-scale Atmospheric Modeling over Highly Complex Terrain

Brigitta Goger, Mathias W. Rotach, Alexander Gohm, Ivana Stiperski, Oliver Fuhrer

9:15am - 9:30am

COSMO-EULAG model for research and weather prediction over complex terrain.

Zbigniew Paweł Piotrowski, Bogdan Rosa, Adam Ryczkowski, Damian Wójcik, Michał Ziemiański

9:30am - 9:45am

On the use of High Resolution Land Surface Data Assimilation System (HRLDAS) for the definition of initial soil and land surface conditions within mesoscale models in complex terrain.

Andrea Zonato, Lorenzo Giovannili, Alberto Martilli, Dino Zardi

9:45am - 10:00am

Can machine learning improve the model representation of turbulence in the boundary layer for complex terrain?

Nicola Bodini, Julie K. Lundquist

Forecasting 2: Numerical weather prediction and weather forecasting 2
Chair: Thomas Haiden
10:30am - 10:45am

To the origin of a wintertime screen-level temperature bias in a high-resolution NWP system

Isabelle Gouttevin, Vincent Vionnet, Yann Seity, Matthieu Lafaysse, Aaron Boone, Yannick Deliot, Hugo Merzisen

10:45am - 11:00am

A new approach for analysis and nowcasting of precipitation

Benedikt Bica, Jasmina Hadzimustafic, Aitor Atencia, Alexander Kann

11:00am - 11:15am

The Vaia storm event of 27-30 October 2018 in the Eastern Italian Alps: Forcing mechanisms and sensitivity to boundary conditions

Lorenzo Giovannini, Silvio Davolio, Francesco Marra, Mattia Zaramella, Dino Zardi, Marco Borga

11:15am - 11:30am

Modelling the influence of the sea on “Rapid Cyclogenesis”: inference form the 2018 “VAIA” storm.

Antonio Ricchi, Davide Bonaldo, Mario Marcello Miglietta, Luca Carniello, Giulia Passadore, Daniele Pietro Viero, Sandro Carniel

11:30am - 11:45am

Impact of the orography on the development of Tropical-Like Cyclones in the western Mediterranean

Mario Marcello Miglietta, Richard Rotunno

11:45am - 12:00pm

Extreme precipitation events over Northern Italy: the role of Rossby wave packets as dynamical precursor

Federico Grazzini, Georgios Fragkoulidis, Volkmar Wirth, George C. Craig

Poster Session 5: P5: Applications of mountain meteorology

Investigation of atmospheric impurity impacts on snow metamorphism through in situ measurements, remote sensing observations and numerical models

Edoardo Raparelli, Paolo Tuccella, Frank S. Marzano, Rossella Ferretti

Application of wind and turbulence research in the boundary layer over mountains to the safe and effective operation of small unmanned aircraft systems

Stephan F.J. De Wekker, Alec Bateman, Jared Cooper

Observing Sea-Salt Aerosol Size Distribution with a Kite-Based Platform

Alison D. Nugent, Chung Aaron Taing, Jorgen B. Jensen

A new high-resolution air quality modeling chain implemented over Italy

Tony Christian LANDI, Piero MALGUZZI

Factors affecting pollutant concentrations near a highway in an Alpine Valley

Emma Ghezzi, Lorenzo Giovannini, Dino Zardi

Observations of Thermally-driven Circulations in the Pyrenees: Detection Methods and Impact on Atmospheric Composition Measured at a Mountain Top

François Gheusi, Mélodie Hulin, Marie Lothon, Véronique Pont, Fabienne Lohou, Carlos Román-Cascón, Michel Ramonet, Marc Delmotte, Solène Derrien, Yannick Bezombes, Gilles Athier, Yves Meyerfeld

Investigating mountain breezes characteristics at three sites and their effects on CO2 concentration.

Carlos Román-Cascón, Carlos Yagüe, Jon Ander Arrillaga, Marie Lothon, Eric Pardyjak, Fabienne Lohou, Maria Rosa Inclán, Mariano Sastre, Gregorio Maqueda, Solène Derrien, Yves Meyerfeld, Chaoxung Hang, Pablo Campargue-Rodriguez, Imen Turki

Application of a random forest technique to perform the meteorological normalization of NO2 concentrations for the Province of Bolzano (Italy)

Marco Falocchi, Lorenzo Giovannini, Dino Zardi

A data set of tracer concentrations and meteorological observations from the Bolzano Tracer EXperiment (BTEX) to characterize pollutant dispersion processes in a mountain valley.

Marco Falocchi, Werner Tirler, Lorenzo Giovannini, Elena Tomasi, Gianluca Antonacci, Dino Zardi

Dispersion and deposition of atmospheric aerosol emitted by domestic biomass burning systems in the Alpine Region

Rossella Urgnani, Maria Chiesa, Angelo Finco, Riccardo Marzuoli, Lorenzo Giovannini, Dino Zardi, Giacomo Gerosa

Inter-basin Airmass Exchange Estimates for Air Quality Applications using Doppler Wind LiDAR

Sebastian W. Hoch, Erik T. Crosman, Randal S. Martin

A comparative study between the variability of spectral solar UV irradiance at the low altitude urban site of Rome and the alpine site of Aosta, Italy: the role of total ozone, air quality and meteorological conditions

Ilias Fountoulakis, Henri Diémoz, Annamaria Siani, Tiziana Magri

Catching breezes and currents in Lake Garda: use of Local Knowledge to validate numerical models

Marina Amadori, Giuliano Morini, Sebastiano Piccolroaz, Marco Toffolon

The combined role of vegetation and green/cool roofs on urban climatic conditions and building consumption: a case study in the city of Bolzano (Italy)

Gianluca Pappaccogli, Lorenzo Giovannini, Dino Zardi, Andrea Zonato, Alberto Martilli

Sensitivity analysis on microclimatic conditions and energy consumption by means of idealized numerical simulations

Gianluca Pappaccogli, Lorenzo Giovannini, Dino Zardi, Alberto Martilli

Assessing wintertime urban heating energy consumption in the city of Bolzano (Italy)

Gianluca Pappaccogli, Lorenzo Giovannini, Dino Zardi, Alberto Martilli

Introducing the mountain meteorology study for forest management in complex terrain of South Korea

Keunchang Jang, Myoungsoo Won, Sukhee Yoon, Huntaek Lee

Simulation of the change of forest fire danger rating before and after the reflection of mountain weather data

Myoungsoo Won, Keunchang Jang, Sukhee Yoon

Mesoscale weather observations in Bergen, Norway

Daniel Schönbein, Haraldur Olafsson, Jan Asle Olseth

A Cross-Scale, Hydro-Meteorological Forecast Evaluation of National Water Model Forecasts of the May 2018 Ellicott City, MD Flood

Francesca Viterbo, Kelly Mahoney, Laura Read, Fernando Salas, Bradford Bates, Jason Elliott, Brian Cosgrove, Aubrey Dugger, David Gochis, Robert Cifelli

A GEOframe-NewAGE model application to evaluate orchard water demand.

Michele Bottazzi, Giacomo Brtoldi, Riccardo Rigon

Poster Session 6: P6: Mountain climate

A 12-year radar-based climatology of daily and sub-daily extreme precipitation over the Swiss Alps

Luca Panziera, Marco Gabella, Urs Germann, Olivia Martius

Recent snowfall and skiing on the Slovenian Alps

Massimiliano Fazzini, Tanja Cegnar


Massimiliano Fazzini, Carlo Bisci, Alessio Onori

The thermo - nivometric anomalies of spring 2019 on the Italian Eastern Alps

Massimiliano Fazzini, Roberto Barbiero, Dino Zardi



A community-based analysis on snow precipitation trends in in the Alpine region Trentino Alto Adige

Giacomo Bertoldi, Alessio Bozzo, Yuri Brugnara, Matteo Calzá, Giacomo Poletti, Oskar Filippini, Francesco Fiorazzo, Luca Fruner, Lorenzo , Giovannini, Alberto Longhi, Danilo Mattedi, Enrico Rizzi, Paolo Sartori, Flavio Toni, Daniele Toniolatti, Filippo Orlando

Climate change and snow cover decrease in the Alps: adaptation require appropriate numerical modeling and quantification

Giovanna Dalpiaz, Riccardo Rigon

Spatially heterogeneous impacts of global warming on heavy wet snowfall

Masamichi Ohba, Soichiro Sugimoto

Precipitation downscaling in complex topography with ICAR evaluated with a weather-pattern based approach

Johannes Horak, Marlis Hofer

Mountains and the persistence of mean temperatures on a monthly scale

Lisa Degenhardt, Haraldur Olafsson

Orographic impact on seasonal temperature persistence in Croatia

Dubravka Rasol, Lisa Degenhardt, Haraldur Olafsson

Modelled wind gust climatology over the Adriatic region

Kristian Horvath, Endi Keresturi, Alica Bajic, Iris Odak Plenkovic

Effect of climate change on the natural broadleaf forests of the Eastern Galician Mountains

Diaz-Maroto I.J.

Algae-pollen monitoring in alpine-taiga Altai Biosphere Reserve (Altai Republic, Russia) as a key area for climate and environment change observation

Elena Yu. Mitrofanova, Natalia A. Kuryatnikova, Natalia S. Malygina

Climate changes and extreme events in Altai Mountains

Natalia Malygina, Tatiana Barlyaeva, Otgonbayar Demberel

Reactivation of the ice of the cave "Bus del Giaz" (Paganella summit, Trento, Italy)

Christian Casarotto, Francesco Nardelli

The San Rocco Meteorological Observatory in Rovereto (TN): over 130 years of data since 1882

Filippo Orlando, Yuri Brugnara, Alessio Bozzo, Giacomo Poletti, Lorenzo Giovannini

Mountain snow simulations and projections: from global to local scales

Silvia Terzago, Elisa Palazzi, Jost von Hardenberg

Applications 1: Applications of mountain meteorology 1
Chair: Stephan De Wekker
3:30pm - 3:45pm

Assessing the performance of WRF/urban for the alpine city of Innsbruck

Helen Claire Ward, Lukas Umek, Mathias W Rotach, Alexander Gohm, Martin Graus, Thomas Karl, Maren Haid, Thomas Muschinski

3:45pm - 4:00pm

Orographic influences on urban ventilation in Stuttgart, Germany

Meinolf Kossmann, Vera Heene, Christina Hodan, Sonja Bogner

4:00pm - 4:15pm

Observations and simulations of mountain waves affecting wind farm power output during WFIP2

Caroline Draxl, Julie K. Lundquist, Rochelle Worsnop, James M. Wilczak, Yelena Pichugina, Aditya Choukulkar, Larry Berg, Duli Chand, Justin Sharp

4:15pm - 4:30pm

High resolution weather forecasts over complex terrain for Italian wind farms

Federica Ive, Lorenzo Giovannini, Dino Zardi

Applications 2: Applications of mountain meteorology 2
Chair: Lorenzo Giovannini
5:00pm - 5:15pm

Air pollution exchange between the Po basin and the north western Alps, a test bench for NWP and chemical transport models over complex terrain

Henri Diémoz, Francesca Barnaba, Gian Paolo Gobbi, Tiziana Magri, Giordano Pession, Silvia Ferrarese, Alessio Golzio

5:15pm - 5:30pm

Year-long LiDAR based profiling of aerosols over the mountain valley of Chiang Mai

RAMAN SOLANKI, Ronald Macatangay, Vanisa Surapipith, Parth Sarathi Mahapatra, Thiranan Sonkaew, Vichawan Sakulsupich, Sherin Hassan Bran, Serm Janjai, Sumaman Buntoung

5:30pm - 5:45pm

Air pollution transport potential of the Arve River Valley airshed during wintertime persistent stable atmospheric conditions

Julian Quimbayo-Duarte, Charles Chemel, Chantal Staquet, Gabriele Arduini

5:45pm - 6:00pm

Impact of along-valley orographic variations on the dispersion of passive tracers in a stable valley atmosphere

Julian Andres Quimbayo Duarte, Chantal Staquet, Charles Chemel, Gabriele Arduini

6:00pm - 6:15pm

Pollution in the Grenoble valley: a weather-type approach

Enzo Le Bouëdec, Chantal Staquet, Charles Chemel, Mikhail Krinitskiy

6:15pm - 6:30pm

Distributed Hydro Meteorological modelling in complex topography areas of the USA: a physical process study at the catchment scale using the National Water Model.

Francesca Viterbo, Mimi Hughes, Kelly Mahoney, Robert Cifelli

Date: Friday, 06/Sep/2019
Climate 1: Mountain climate 1
Chair: Elisa Palazzi
8:30am - 9:00am

The climate change signal in mountainous regions

Filippo Giorgi

9:00am - 9:15am

Variability of orographic enhancement of precipitation in the Alpine region

Anna Napoli, Claudia Pasquero, Alice Crespi, Francesco Ragone, Maurizio Maugeri

9:15am - 9:30am

The impact of snow cover loss under climate warming on convective orographic rainfall

Justin Minder, Brendan Wallace

9:30am - 9:45am

Changes in Alpine Climate Modeled, Observed, and Theorized Using a Methodological Ensemble

Ethan D Gutmann, Trude Eidhammer, Joseph Hamman, Martyn Clark, Jeffrey Arnold, Kenneth Nowak

9:45am - 10:00am

Changes in extreme IVT on the US west coast in NA-CORDEX, and relationship to mountain and inland extreme precipitation

Mimi Hughes, Dustin Swales, James Scott, Michael Alexander, Kelly Mahoney

Climate 2: Mountain climate 2
Chair: Justin Minder
10:30am - 10:45am

The Direct and Ocean-Mediated Influence of Asian Orography on Tropical Precipitation and Cyclones

Simona Bordoni, Jane Baldwin, Gabriel Vecchi

10:45am - 11:00am

Climate Change in the southern Alps in the last 140 years from daily instrumental observations

Yuri Brugnara

11:00am - 11:15am

Aiming at an alpine wide assessment of the temporal changes in the distribution of snow depth using quantile regression: Results from a case study in the southern alps

Michael Matiu, Marcello Petitta, Claudia Notarnicola, Marc Zebisch

11:15am - 11:30am

Tracking hailswaths on radar data between 2002 and 2018: a new perspective for climatological studies of hail in the Alps

Luca Nisi, Alessandro Hering, Urs Germann, Olivia Martius

11:30am - 11:45am

Climate dynamics in the mountains of the Iberian northwest: case study, Ancares-Courel (Galicia, Spain)

Diaz-Maroto I.J.

11:45am - 12:00pm

Ten years of micrometeorological monitoring in the Alpine Long Term Socio-Ecological Research Site IT25 - Val Mazia/Matschertal – Italy.

Christian Brida, Giacomo Bertoldi, Georg Niedrist, Alessandro Zandonai, Stefano Della Chiesa, Johannes Klotz, Nikolaus Obojes, Veronika Fontana, Ulrike Tappeiner

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