The role of mesoscale cloud morphology in the shortwave cloud feedback

IL McCoy, DT McCoy, R Wood… - Geophysical …, 2023 - Wiley Online Library
A supervised neural network algorithm is used to categorize near‐global satellite retrievals
into three mesoscale cellular convective (MCC) cloud morphology patterns. At constant …

Wet deposition in shallow convection over the Southern Ocean

T Alinejadtabrizi, F Lang, Y Huang… - npj Climate and …, 2024 - nature.com
Southern Ocean (SO) air is amongst the most pristine on Earth, particularly during winter.
Historically, there has been a focus on biogenic sources as an explanation for the seasonal …

Coalescence scavenging drives droplet number concentration in southern ocean low clouds

L Kang, RT Marchand, R Wood… - Geophysical Research …, 2022 - Wiley Online Library
Cloud droplet number concentration (Nd) is a key microphysical property that is largely
controlled by the balance between sources and sinks of aerosols that serve as cloud …

Impacts of mesoscale cloud organization on aerosol‐induced cloud water adjustment and cloud brightness

X Zhou, G Feingold - Geophysical Research Letters, 2023 - Wiley Online Library
The role of mesoscale cellular convection (MCC) in regulating aerosol‐induced cloud
brightness remains unaddressed. Using 7 years of satellite‐based observations of cloud …

Characterisation of low-base and mid-base clouds and their thermodynamic phase over the Southern Ocean and Arctic marine regions

B Dietel, O Sourdeval, C Hoose - Atmospheric Chemistry and …, 2024 - acp.copernicus.org
The thermodynamic phase of clouds in low and middle levels over the Southern Ocean and
the Arctic marine regions is poorly known, leading to uncertainties in the radiation budget in …

Asymmetries in cloud microphysical properties ascribed to sea ice leads via water vapour transport in the central Arctic

P Saavedra Garfias, H Kalesse-Los… - Atmospheric …, 2023 - acp.copernicus.org
To investigate the influence of sea ice openings like leads on wintertime Arctic clouds, the
air mass transport is exploited as a heat and humidity feeding mechanism which can modify …

Evaluation of CESM1 (WACCM) free-running and specified dynamics atmospheric composition simulations using global multispecies satellite data records

L Froidevaux, DE Kinnison, R Wang… - Atmospheric …, 2019 - acp.copernicus.org
We have analyzed near-global stratospheric data (and mesospheric data as well for H 2 O)
in terms of absolute abundances, variability, and trends for O 3, H 2 O, HCl, N 2 O, and HNO …

Air mass history linked to the development of Arctic mixed-phase clouds

RJ Murray-Watson, E Gryspeerdt - Atmospheric Chemistry and …, 2024 - acp.copernicus.org
Clouds formed during marine cold-air outbreaks (MCAOs) exhibit a distinct transition from
stratocumulus decks near the ice edge to broken cumuliform fields further downwind. The …

On the relationship between mesoscale cellular convection and meteorological forcing: comparing the Southern Ocean against the North Pacific

F Lang, ST Siems, Y Huang… - Atmospheric …, 2024 - acp.copernicus.org
Marine atmospheric boundary layer (MABL) clouds cover vast areas over the ocean and
have important radiative effects on the Earth's climate system. These radiative effects are …

An evaluation of cloud‐precipitation structures in mixed‐phase stratocumuli over the Southern Ocean in kilometer‐scale ICON simulations during CAPRICORN

V Ramadoss, K Pfannkuch, A Protat… - Journal of …, 2024 - Wiley Online Library
A persistent shortwave radiative bias of Southern Ocean (SO) clouds in climate models is
strongly associated with incorrect cloud phase representation, which impacts precipitation …