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Potential Vorticity Attribution and Causality
Publisher: American Meteorological Society
Abstract: he electrostatic analogy provides a well-known paradigm for the concept of potential vorticity (PV) attribution. Just as electric fields can be attributed to electric charges, so are localized PV anomalies thought to induce ...
A New Look at Deformation as a Diagnostic for Large-Scale Flow
Publisher: American Meteorological Society
Abstract: eformation plays a key role in atmospheric dynamics because it provides a dynamical measure of the interaction between different scales, such as in frontogenesis. A climatology of deformation constructed from Interim ECMWF ...
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 ...
An Initialization Method for Idealized Channel Simulations
Publisher: American Meteorological Society
Abstract: dealized model simulations have long been established as valuable tools to gain insight into atmospheric phenomena by providing a simplified, easier to comprehend version of the complex atmospheric system. A specific ...
Comments on “Dry-Season Precipitation in Tropical West Africa and Its Relation to Forcing from the Extratropics”
Publisher: American Meteorological Society
Feature-Based Jet Variability in the Upper Troposphere
Publisher: American Meteorological Society
Abstract: Jets in the upper troposphere constitute a cornerstone of both synoptic meteorology and climate dynamics, providing a direct link between weather and midlatitude climate variability. Conventionally, jet variability is often ...
On the Influence of Sea Surface Temperature Distributions on the Development of Extratropical Cyclones
Publisher: American Meteorological Society
Nonuniqueness of Attribution in Piecewise Potential Vorticity Inversion
Publisher: American Meteorological Society
Abstract: AbstractPiecewise potential vorticity inversion (PPVI) seeks to determine the impact of observed potential vorticity (PV) anomalies on the surrounding flow. This widely used technique is based on dividing a flow domain D ...
Polar Low Workshop
Publisher: American Meteorological Society
Prevailing Surface Wind Direction during Air–Sea Heat Exchange
Publisher: American Meteorological Society
Abstract: AbstractWhile the climatological-mean sensible and latent heat fluxes are remarkably well described using climatological-mean fields in the bulk flux formulas, this study shows that a significant fraction of the ...