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Dynamic Linkage between Cold Air Outbreaks and Intensity Variations of the Meridional Mass Circulation
Publisher: American Meteorological Society
Abstract: his study investigates the dynamical linkage between the meridional mass circulation and cold air outbreaks using the ERA-Interim data covering the period 1979?2011. It is found that the onset date of continental-scale ...
Occurrence of Winter Stratospheric Sudden Warming Events and the Seasonal Timing of Spring Stratospheric Final Warming
Publisher: American Meteorological Society
Abstract: ased on the NCEP?NCAR reanalysis dataset covering 1958?2012, this paper demonstrates a statistically significant relationship between the occurrence of major stratospheric sudden warming events (SSWs) in midwinter and the ...
Relationship between the Subtropical Anticyclone and Diabatic Heating
Publisher: American Meteorological Society
Abstract: Monthly mean reanalysis data and numerical experiments based on a climate model are employed to investigate the relative impacts of different types of diabatic heating and their synthetic effects on the formation of the ...
Influence of Siberian Blocking on Long-Lived Cold Surges over the South China Sea
Publisher: American Meteorological Society
Abstract: Cold surges occur frequently over the South China Sea (SCS) in winter, and most of them last only a few days. However, some cold surge events can persist longer, for instance, more than 5 days. This study focuses on these ...
Decadal Change in Cold Surges over the South China Sea
Publisher: American Meteorological Society
Spatial Pattern and Zonal Shift of the North Atlantic Oscillation. Part I: A Dynamical Interpretation
Publisher: American Meteorological Society
Abstract: This paper presents a possible dynamical explanation for why the North Atlantic Oscillation (NAO) pattern exhibits an eastward shift from the period 1958?77 (P1) to the period 1978?97 (P2) or 1998?2007 (P3). First, the ...
Modulation of the Northern Winter Stratospheric El Niño–Southern Oscillation Teleconnection by the PDO
Publisher: American Meteorological Society
Abstract: AbstractUsing the CMIP5 multimodel ensemble (MME) historical experiments, the modulation of the stratospheric El Niño?Southern Oscillation (ENSO) teleconnection by the Pacific decadal oscillation (PDO) is investigated in ...
A Mass Budget Analysis on the Interannual Variability of the Polar Surface Pressure in the Winter Season
Publisher: American Meteorological Society
Abstract: his study reports a mass budget analysis on the year-to-year variability of the winter [December?February (DJF)]-mean Arctic (60°?90°N) surface pressure (Ps) using the 33-yr daily Interim ECMWF Re-Analysis (ERA-Interim; ...
Spatial Pattern and Zonal Shift of the North Atlantic Oscillation. Part II: Numerical Experiments
Publisher: American Meteorological Society
Abstract: In this part, the spatial evolution of an initial dipole anomaly in a prescribed jet is at first investigated by numerically solving linear and nonlinear models without forcing in order to examine how the spatial pattern ...
Basinwide Connections of Upper-Ocean Temperature Variability in the Equatorial Indian Ocean
Publisher: American Meteorological Society