Fesstval: The field experiment on submesoscale spatio-temporal variability in lindenberg

C Hohenegger, F Ament, F Beyrich… - Bulletin of the …, 2023 - journals.ametsoc.org
Numerical weather prediction models operate on grid spacings of a few kilometers, where
deep convection begins to become resolvable. Around this scale, the emergence of …

[HTML][HTML] The influence of shear on deep convection initiation. Part I: Theory

JM Peters, H Morrison, TC Nelson… - Journal of the …, 2022 - journals.ametsoc.org
This article introduces a novel hypothesis for the role of vertical wind shear (“shear”) in deep
convection initiation (DCI). In this hypothesis, initial moist updrafts that exceed a width and …

An analytic formula for entraining CAPE in midlatitude storm environments

JM Peters, DR Chavas, CY Su… - Journal of the …, 2023 - journals.ametsoc.org
This article introduces an analytic formula for entraining convective available potential
energy (ECAPE) with an entrainment rate that is determined directly from an environmental …

Supercell low-level mesocyclones: Origins of inflow and vorticity

BE Coffer, MD Parker, JM Peters… - Monthly Weather …, 2023 - journals.ametsoc.org
The development and intensification of low-level mesocyclones in supercell thunderstorms
have often been attributed, at least in part, to augmented streamwise vorticity generated …

[HTML][HTML] The influence of shear on deep convection initiation. Part II: Simulations

JM Peters, H Morrison, TC Nelson… - Journal of the …, 2022 - journals.ametsoc.org
This study evaluates a hypothesis for the role of vertical wind shear in deep convection
initiation (DCI) that was introduced in Part I by examining behavior of a series of numerical …

Adverse impact of terrain steepness on thermally driven initiation of orographic convection

M Göbel, S Serafin, MW Rotach - Weather and Climate …, 2023 - wcd.copernicus.org
Diurnal mountain winds precondition the environment for deep moist convection through
horizontal and vertical transport of heat and moisture. They also play a key role in …

Supersaturation, buoyancy, and deep convection dynamics

WW Grabowski, H Morrison - Atmospheric Chemistry and …, 2021 - acp.copernicus.org
Motivated by recent discussions concerning differences of convective dynamics in polluted
and pristine environments, the so-called convective invigoration in particular, this paper …

Observed Variability in Convective Cell Characteristics and Near-Storm Environments across the Sea-and Bay-Breeze Fronts in Southeast Texas

M Sharma, AD Rapp, CJ Nowotarski… - Monthly Weather …, 2024 - journals.ametsoc.org
Abstract During the DOE Atmospheric Radiation Measurement (ARM) Tracking Aerosol
Convection Interactions Experiment (TRACER) IOP spanning June–September 2022, two …

Impacts of stochastic coalescence variability on warm rain initiation using Lagrangian microphysics in box and large-eddy simulations

H Morrison, KK Chandrakar, SI Shima… - Journal of the …, 2024 - journals.ametsoc.org
Various coalescence methods for Lagrangian microphysics schemes are tested in box and
large-eddy simulation (LES) models, including the stochastic all-or-nothing (AON) …

[PDF][PDF] Supercell precipitation contribution to the United States hydroclimate

AW Zeeb, WS Ashley, AM Haberlie… - International Journal …, 2024 - chubasco.niu.edu
This research seeks to understand simulated supercell precipitation characteristics across
the conterminous United States (CONUS) using high-resolution, convection-permitting …