Comments on “Observations of Wall Cloud Formation in Supercell Thunderstorms during VORTEX2”

[...]AGN also conclude that a dynamic pressure deficit associated with rotation within the 5 June wall cloud contributed significantly to cloud lowering. [...]it was found that both wall clouds comprised air parcels from not just the forward-flank precipitation region, but also from the environmenta...

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Veröffentlicht in:Monthly weather review 2015-10, Vol.143 (10), p.4278-4281
Hauptverfasser: Markowski, Paul, Richardson, Yvette, Kumjian, Matthew, Anderson-Frey, Alexandra, Jimenez, Giovanni, Katona, Branden, Klees, Alicia, Schrom, Robert, Tobin, Dana
Format: Artikel
Sprache:eng
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Zusammenfassung:[...]AGN also conclude that a dynamic pressure deficit associated with rotation within the 5 June wall cloud contributed significantly to cloud lowering. [...]it was found that both wall clouds comprised air parcels from not just the forward-flank precipitation region, but also from the environmental inflow, and that some other parcel trajectories into the 5 June wall cloud originated from the rear-flank downdraft (RFD). The inflow trajectories in the figure panel pass through the edge of the 2200 UTC reflectivity field. [...]it seems possible that these parcels, like the forward-flank parcels, might also have been cooled and humidified by evaporation.
ISSN:0027-0644
1520-0493
DOI:10.1175/MWR-D-15-0126.1