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Importance of Latent Heating in Mesocyclones for the Decay of Cold Air Outbreaks: A Numerical Process Study from the Pacific Sector of the Southern Ocean
Publisher: American Meteorological Society
Abstract: n this study the dynamical mechanisms shaping the evolution of a marine cold air outbreak (CAO) that occurred over the Ross, Amundsen, and Bellingshausen Seas in June 2010 are investigated in an isentropic framework. The ...
A Lagrangian Climatology of Wintertime Cold Air Outbreaks in the Irminger and Nordic Seas and Their Role in Shaping Air–Sea Heat Fluxes
Publisher: American Meteorological Society
Abstract: nderstanding the climatological characteristics of marine cold air outbreaks (CAOs) is of critical importance to constrain the processes determining the heat flux forcing of the high-latitude oceans. In this study, a ...
Characterizing the Local and Intense Water Cycle during a Cold Air Outbreak in the Nordic Seas
Publisher: American Meteorological Society
Abstract: AbstractAir masses in marine cold air outbreaks (CAOs) at high latitudes undergo a remarkable diabatic transformation because of the uptake of heat and moisture from the ocean surface, and the formation of precipitation. ...
A Climatology of Strong Large-Scale Ocean Evaporation Events. Part I: Identification, Global Distribution, and Associated Climate Conditions
Publisher: American Meteorological Society
Abstract: AbstractThis paper presents an object-based, global climatology (1979?2014) of strong large-scale ocean evaporation (SLOE) and its associated climatic properties. SLOE is diagnosed using an ?atmospheric moisture uptake ...
Warm Conveyor Belts in Idealized Moist Baroclinic Wave Simulations
Publisher: American Meteorological Society
Abstract: his idealized modeling study of moist baroclinic waves addresses the formation of moist ascending airstreams, so-called warm conveyor belts (WCBs), their characteristics, and their significance for the downstream flow ...
Sources and Transport Pathways of Precipitating Waters in Cold-Season Deep North Atlantic Cyclones
Publisher: American Meteorological Society
The Impact of Cold-Air Outbreaks and Oceanic Lateral Fluxes on Dense-Water Formation in the Greenland Sea from a 10-Year Moored Record (1999–2009)
Publisher: American Meteorological Society
Atmospheric Response to Mesoscale Sea Surface Temperature Anomalies: Assessment of Mechanisms and Coupling Strength in a High-Resolution Coupled Model over the South Atlantic
Publisher: American Meteorological Society
Abstract: any aspects of the coupling between the ocean and atmosphere at the mesoscale (on the order of 20?100 km) remain unknown. While recent observations from the Southern Ocean revealed that circular fronts associated with ...
A Climatology of Cold Air Outbreaks and Their Impact on Air–Sea Heat Fluxes in the High-Latitude South Pacific
Publisher: American Meteorological Society
Abstract: climatology of cold air outbreaks (CAOs) in the high latitudes of the South Pacific and an analysis of the dynamical mechanisms leading to their formation are presented. Two major and distinct regions with frequent CAOs ...
On the Local Available Potential Energy Perspective of Baroclinic Wave Development
Publisher: American Meteorological Society