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Multiscale cloud-system modeling
The central theme of this paper is to describe how cloud system resolving models (CRMs) of grid spacing ~1 km have been applied to various important problems in atmospheric...- publication PDF
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Propagation of gravity waves and its effects on pseudomomentum flux in a...
Effects of realistic propagation of gravity waves (GWs) on distribution of GW pseudomomentum fluxes are explored using a global ray-tracing model for the 2009 sudden...- publication PDF
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Information length as a useful index to understand variability in the global...
With improved measurement and modelling technology, variability has emerged as an essential feature in non-equilibrium processes. While traditionally, mean values and variance...- publication PDF
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On multidecadal variability of the Atlantic meridional overturning...
Multidecadal variability of the Atlantic meridional overturning circulation (MOC) is investigated diagnostically in the NCAR Community Climate System Model version 3 (CCSM3)...- publication PDF
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Predicting the magnetic fields of a stealth CME detected by Parker Solar...
Stealth coronal mass ejections (CMEs) are eruptions from the Sun that are not associated with appreciable low-coronal signatures. Because they often cannot be linked to a well-...- publication PDF
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On how hot towers fuel the Hadley cell: An observational and modeling study...
An airflow trajectory analysis was carried out based on an idealized numerical simulation of the nocturnal 9 February 1993 equatorial oceanic squall line observed over the...- publication PDF
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Mesoscale field-aligned irregularity structures (FAIs) of airglow associated...
n this paper, we report the evolution (generation, amplification, and dissipation) of optically observed mesoscale field-aligned irregularity structures (FAIs) (~150âkm)...- publication PDF
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Black carbon over Mexico: The effect of atmospheric transport on mixing...
A single particle soot photometer (SP2) was operated on the NCAR C-130 during the MIRAGE campaign (part of MILAGRO), sampling black carbon (BC) over Mexico. The highest BC...- publication PDF
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High climate sensitivity in CMIP6 model not supported by paleoclimate
Here, we report EECO simulations using CESM2 and find that its high ECS is not supported by geological evidence. Our simulations incorporate the latest reconstructions of EECO...- publication PDF
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Effects of energetic electron and proton precipitations on thermospheric...
Satellite measurements have revealed significant enhancement of 5.3-mu m nitric oxide (NO) emission during shock-led interplanetary coronal mass ejections. Great discrepancies...- publication PDF
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A state-space model for ocean drifter motions dominated by inertial oscillations
Coincident ocean drifter position and surface wind time series observed on hourly timescales are used to estimate upper ocean dissipation and atmosphere-ocean coupling...- publication PDF
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Comment on "High ice water content at low radar reflectivity near deep...
This article does not have an abstract or article summary.- publication PDF
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Toward 1-km ensemble forecasts over large domains
Precipitation forecasts from convection-allowing ensembles with 3- and 1-km horizontal grid spacing were evaluated between 15 May and 15 June 2013 over central and eastern...- publication PDF
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Solar EUV and XUV energy input to thermosphere on solar rotation time scales...
Solar radiation below ~100 nm produces photoelectrons, a substantial portion of the F region ionization, most of the E region ionization, and drives chemical reactions in the...- publication PDF
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Large-Eddy Simulations of the Tropical Cyclone boundary layer at landfall in...
Populated urban areas along many coastal regions are vulnerable to landfalling tropical cyclones (TCs). To the detriment of surface parameterizations in mesoscale models, the...- publication PDF
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Aerosol absorption over land derived from the ultra-violet aerosol index by...
Quantitative measurements of aerosol absorptive properties, e.g., the absorbing aerosol optical depth (AAOD) and the single scattering albedo (SSA), are important to reduce...- publication PDF
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Observations and numerical simulations of subrotor vortices during T-REX
High-resolution observations from scanning Doppler and aerosol lidars, wind profiler radars, as well as surface and aircraft measurements during the Terrain-induced Rotor...- publication PDF
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Ensemble-based estimates of the predictability of wind-driven coastal ocean...
The predictability of coastal ocean circulation over the central Oregon shelf, a region of strong wind-driven currents and variable topography, is studied using ensembles of...- publication PDF
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The Deep-Tree Approach: An Improved Parallel Matlab Implementation of the...
We implement a parallel version of the Multi-resolution Approximation (MRA) in Matlab for distributed computing environments. This implementation builds upon and improves our...- publication PDF
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Evaluation of simulated O3 production efficiency during the KORUS-AQ...
We examine O3 production and its sensitivity to precursor gases and boundary layer mixing in Korea by using a 3-D global chemistry transport model and extensive observations...- publication PDF
