A168
Extratropical and High-Latitude Storms, Teleconnections, Extreme Events, and the Rapidly Changing Polar Climate I

Monday, 14 December 2020: 19:00-20:00
Virtual
Primary Convener:  Xiangdong Zhang, University of Alaska Fairbanks, Fairbanks, AK, United States
Conveners:  Kent Moore, Univ Toronto, Toronto, ON, Canada; University of Toronto, Toronto, ON, Canada and James E Overland, NOAA Seattle, Seattle, WA, United States
Primary Liaison:  Kent Moore, University of Toronto, Toronto, ON, Canada; Univ Toronto, Toronto, ON, Canada
Chairs:  Xiangdong Zhang, Univ Alaska, Fairbanks, AK, United States and James E Overland, NOAA Seattle, Seattle, WA, United States
OSPA Liaison:  Xiangdong Zhang, Univ Alaska, Fairbanks, AK, United States
19:00
A168-01
ARCTIC CYCLONES: AN IMPACT-TARGETED ASSESSMENT OF TRENDS (Invited) (702672)
John E Walsh1, Yang Yang1,2, Peter Bieniek1 and Xiangdong Zhang1, (1)University of Alaska Fairbanks, Fairbanks, AK, United States, (2)International Arctic Research Center, Fairbanks, AK, United States
19:04
A168-02
The Role of Rossby Waves in Polar Atmospheric Dynamics (Invited) (669751)
Tim Woollings, University of Oxford, Dept. of Physics, Oxford, United Kingdom
19:08
A168-03
Diagnosing High Sinuosity Regimes Associated with Greenland Ice-Melt Events (700594)
Mansour El Riachy1, Daniel Keyser2 and Lance F Bosart2, (1)University at Albany State University of New York, Albany, NY, United States, (2)University at Albany, SUNY, Department of Atmospheric and Environmental Sciences, Albany, NY, United States
19:12
A168-04
How do Tropical SSTs Impact Moisture Transport into the Arctic? (674003)
Etienne Dunn-Sigouin, Bjerknes Centre for Climate Research, Bergen, Norway, Camille Li, University of Bergen and Bjerknes Centre for Climate Research, Bergen, Norway and Paul J Kushner, University of Toronto, Physics, Toronto, ON, Canada
19:16
A168-05
Intensification of extreme wind events over the Chukchi Sea during autumn-winter freeze-up (719577)
Mikhail Pichugin, Pacific Oceanological Institute FEB RAS, Satellite oceanography department, Vladivostok, Russia and Irina Gurvich, Pacific Oceanological Institute FEB RAS, satellite oceanography department, Vladivostok, Russia
19:20
A168-06
Frequent winter 2020 storms over the Beaufort and Chukchi Seas continue recent trend (694927)
Thomas Ballinger1, John E Walsh2, Uma Suren Bhatt3, Peter Bieniek4, Brian Brettschneider5, Hajo Eicken6, Andrew R Mahoney7, Jacqueline Richter-Menge8, Lewis H Shapiro7 and Mark A Tschudi9, (1)International Arctic Research Center, University of Alaska Fairbanks, Fairbanks, AK, United States, (2)Univ Alaska, Fairbanks, AK, United States, (3)University of Alaska Fairbanks, Fairbanks, AK, United States, (4)International Arctic Research Center, Fairbanks, AK, United States, (5)Postdoctoral Associate, IARC,UAF, Anchorage, AK, United States, (6)University of Alaska Fairbanks, International Arctic Research Center, Fairbanks, AK, United States, (7)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (8)US Arctic Research Commission & University of Alaska Fairbanks, Hanover, NH, United States, (9)University of Colorado at Boulder, CCAR, Boulder, CO, United States
19:24
A168-07
Inter-Annual Variability in the Winter Beaufort High and its Impacts on the Arctic Climate (684227)
Romina Piunno, University of Toronto, Department of Physics, Toronto, ON, Canada and Kent Moore, Univ Toronto, Toronto, ON, Canada
19:28
A168-08
The Radiative Effects of Cyclone and Anticyclone Activity Driving Arctic Sea Ice Melt Onset Patterns (762510)
Angela C Bliss, Oregon State University, College of Earth, Ocean, and Atmospheric Science, Corvallis, OR, United States
19:32
Discussion
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