Session 10 – Polar clouds and cloud systems

Oral session:

S10.1 Airborne observations of Antarctic clouds during the 2015 MAC field campaign
Sebastian O’Shea*1, Tom Choularton1, Michael Flynn1, Keith Bower1, Constantino Listowski2, Amélie Kirchgaessner2, Russell Ladkin2, Tom Lachlan-Cope2
1University of Manchester, UK, 2British Antarctic Survey, UK (video; position 0:00)
S10.2 In-situ observations of “warm ice” over the Southern Ocean
Yi Huang1,2, Thomas Chubb3, Steven Siems*1,2, Michael Manton1, Eunmi Ahn1, Mark DeHoog4
1Monash University, Australia, 2Australian Research Council (ARC) Centre of Excellence for Climate System Science, Australia, 3Snowy Hydro Ltd, Australia, 4Hydro Tasmania Ltd, Australia (video position 14:00)
S10.3 In-situ observations of the effect of precipitation on wintertime low-altitude clouds over the Southern Ocean
Eunmi Ahn*1, Yi Huang1, Thomas Chubb2, Steven Siems1, Michael Manton1
1Monash University, Australia, 2Snowy Hydro, Australia (video; position 0:00)
S10.4 What is the role of sea surface temperature in modulating cloud and precipitation properties over the Southern Ocean?
Yi Huang*1, Steve Siems1, Michael Manton1, Daniel Rosenfeld2, Roger Marchand3, Greg McFarquhar4, Alain Protat5
1Monash University, Australia, 2Hebrew University, Israel, 3University of Washington, USA, 4University of Illinois, USA, 5Australian Bureau of Meteorology, Australia (video; position 16:00)
S10.5 A newly identified sea salt aerosol source  over sea ice – modeling vs observation
Xin Yang*1, Markus Frey1, Sarah Norris2, Ian Brooks2, Philip Anderson3, Anna Jones1, Eric Wolff4, Michel Legrand5
1British Antarctic Survey, UK, 2School of Earth and Environment, University of Leeds, UK, 3Scottish Association for Marine Science, UK, 4Department of Earth Science, University of Cambridge, UK, 5Laboratoire de Glaciologie et Géophysique de l’Environnement, France (video position 32:00)
S10.6 Satellite Insights into the Influence of Mixed-Phase Clouds on the Arctic Climate
Tristan L’Ecuyer*1, Elin McIlhattan1, Kristof van Tricht3, Jennifer Kay2, Norman Wood1
1University of Wisconsin, USA, 2University of Colorado, USA, 3KU Leuven, Belgium (video; position 0:00)
S10.7 Characterization of Arctic mixed phase clouds at regional and small scales
Olivier Jourdan*1, Guillaume Mioche1, Julien Delanoë2, Christophe Gourbeyre1, Régis Dupuy1, Alfons Schwarzenböck1
1LaMP, Université Blaise Pascal, France, 2LATMOS, Université Versailles-St Quentin, France (video; position 17:40)
S10.8 Aircraft observations of arctic stratus clouds and clouds in arctic air outbreaks over the sea
G. Lloyd1, T. Choularton*1, M.W. Gallagher1, K. N. Bower1, G Young1, H Jones1, J Crosier1, S Abel2, R Cotton2, I Boutle2, P Brown2
1University of Manchester, UK, 2Met Office, UK (video position 0:00)
S10.9 Large eddy simulations using immersion-freezing ice nucleation in coupled sub-Arctic mixed-phase clouds
Gillian Young*1, Paul J. Connolly1, Thomas W. Choularton1, Martin W. Gallagher1, Hazel M. Jones1, Jonathan Crosier1,2, Keith N. Bower1
1Centre for Atmospheric Science, University of Manchester, UK, 2National Centre for Atmospheric Science, University of Manchester, UK (video position 16:10)
S10.10 Arctic Aerosol-­Cloud Interactions during ASCOS
Robin Stevens*1, Adrian Hill2, Ben Shipway2, Paul Field2, Ken Carslaw1
1University of Leeds, UK, 2Met Office, UK (video; position 0:00)
S10.11 Investigations of adaptive habit ice microphysics using polarimetric radar techniques
Kara Sulia*1, Matthew Kumjian2
1University at Albany, USA, 2Penn State University, USA (video position 12:00)

Poster session:

P10.1 Characteristics of clouds at the northern edge of the Southern Ocean: A comparison between ground-based lidar and satellite observations
Simon Alexander*1, Alain Protat2
1Australian Antarctic Division, Australia, 2Bureau of Meteorology, Australia
P10.2 Regional differences in Antarctic Clouds and Aerosols – Part one Observations.
Tom Lachlan-Cope*1, Constantino Listowski1, Amélie Kirchgaessner1, Russ Ladkin1, Sebastian O’Shea2, Keith Bower2, Mike Flynn2, Tom Choularton2
1Britsh Antarctic Survey, UK, 2School of Earth, Atmospheric and Environmental Sciences, University of Manchester, UK
P10.3 Characterization of clouds during ACSE 2014
Peggy Achtert*1, Ian M. Brooks1, Georgia Sotiropoulou2, Joseph Sedlar2, Michael Tjernström2, Barbara J. Brooks5, P. Ola G. Perrson3, John Prytherch1, Dominic J. Salisbury1, Matthew D. Shupe3, Paul E. Johnston4, Dan Wolfe4
1School of Earth and Environment, UK, 2Department of Meteorology & Bolin Centre for Climate Research, Sweden, 3NOAA Earth System Research Laboratory, USA, 4Earth System Research Laboratory, USA, 5National Centre for Atmospheric Science, UK
P10.4 Mixed-phase Convective Clouds in the High-latitude Boundary Layer over Water: evaluation of convection parameterizations with LES simulations and observations
Yonggang Wang1, Lulin Xue2, Bart Geerts*1
1University of Wyoming, USA, 2NCAR, USA
P10.5 Impact of the Convection on the Arctic Climate during Wintertime
Eun-Hyuk Baek*1, Sungsu Park2, Baek-Min Kim1
1Korea Polar Research Institue, Republic of Korea, 2Seoul National University, Republic of Korea
P10.6 A case study evaluating Global Precipitation Measurement (GPM) observations of precipitation over the Southern Ocean
Eunmi Ahn*1, Yi Huang1, Thomas Chubb2, Steven Siems1, Michael Manton1
1Monash University, Australia, 2Snowy Hydro, Australia
P10.7 In-situ observations of supercooled liquid water in a post-frontal environment over the Southern Ocean
Yi Huang*1, Thomas Chubb2, Steven Siems1, Michael Manton1, Eunmi Ahn1
1Monash University, Australia, 2Snowy Hydro, Australia
P10.8 Analyzing the dissipation of an Arctic mixed-phase cloud during the ASCOS field campaign
Katharina Weixler*1, Annica Ekman2, Corinna Hoose1, Marco Paukert1, Joseph Sedlar2, Michael Tjernström2
1Institute of Meteorology and Climate Research, Karlsruhe Institute of Technology, Germany, 2Department of Meteorology, Stockholm University, Sweden
P10.9 Impact of aerosol and meteorological conditions on the persistence of Arctic mixed-phase cloud
Shizuo Fu*, Huiwen Xue
Peking University, China
P10.10 Regional differences in Antarctic Clouds and Aerosols – Part two Modelling
Constantino Listowski*1, Tom Lachlan-Cope1, Amélie Kirchgaessner1, Russ Ladkin1, Sebastian O’shea2, Keith Bower2, Mike Flynn2, Tom Choularton2
1British Antarctic Survey, NERC, UK, 2School of Earth, Atmospheric and Environmental Sciences, University of Manchester, UK
P10.11The effects of microphysics on convection-permitting simulations of a Southern Ocean cyclone
Kalli Furtado*1, Paul Field1,2
1Met Office, UK, 2University of Leeds, UK
P10.12 Lidar observations of the effect of gravity-wave activity on the properties of Polar Stratospheric Clouds
Peggy Achtert*1, Matthias Tesche2, Marin Stanev3, Benedikt Ehard4
1University of Leeds, UK, 2University of Hertfordshire, UK, 3Stockholm University, Sweden, 4DLR, Germany
P10.13 The Dry Ice Clouds of Summit, Greenland: A study of Properies and Characteristics
Claire Pettersen*1, Ralf Bennartz2,1, Aronne Merrelli1, Dave Turner3, Matthew Shupe4
1University of Wisconsin – Madison, USA, 2Vanderbilt University, USA, 3National Severe Storms Laboratory, USA, 4NOAA Earth System Research Laboratory, USA
P10.14 Southern Ocean Cloud – Radiation Interactions and their representation in the Australian regional forecast model as revealed by Research Vessel Investigator observations
Alain Protat
Australian Bureau of Meteorology, Australia
P10.15 Dissecting the role of various precipitation micro-physical processes in Arctic clouds using ICECAPS observations
Ralf Bennartz1,2
1Vanderbilt University, USA, 2University of Wisconsin – Madison, USA
P10.16 Evaluation of Arctic mixed-phase clouds simulated by a habit-prediction model
Tempei Hashino*1, Gijs de Boer2, Hajime Okamoto1
1Kyushu University, Japan, 2University of Colorado, USA