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Distributed Evaluation of Local Sensitivity Analysis (DELSA), with...
This paper presents a hybrid local-global sensitivity analysis method termed the Distributed Evaluation of Local Sensitivity Analysis (DELSA), which is used here to identify...- publication PDF
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NCAR's experimental real-time convection-allowing ensemble prediction system
This expository paper documents an experimental, real-time, 10-member, 3-km, convection-allowing ensemble prediction system (EPS) developed at the National Center for...- publication PDF
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Observations of ice nuclei and heterogeneous freezing in a Western Pacific...
In situ airborne sampling of refractory black carbon (rBC) particles and Ice Nuclei (IN) was conducted in and near an extratropical cyclonic storm in the western Pacific Ocean...- publication PDF
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The emergence and transient nature of Arctic amplification in coupled climate models
Under rising atmospheric greenhouse gas concentrations, the Arctic exhibits amplified warming relative to the globe. This Arctic amplification is a defining feature of global...- publication PDF
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Estimates of ozone return dates from Chemistry-Climate Model Initiative simulations
We analyse simulations performed for the Chemistry-Climate Model Initiative (CCMI) to estimate the return dates of the stratospheric ozone layer from depletion caused by...- publication PDF
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Ground delays from lightning ramp closures and decision uncertainties
Analyses are presented that provide a first quantitative look at the impacts of lightning-related ramp closures on departing and arriving air traffic. Ramp closures are a...- publication PDF
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Initialized decadal prediction for transition to positive phase of the...
The negative phase of the Interdecadal Pacific Oscillation (IPO), a dominant mode of multi-decadal variability of sea surface temperatures (SSTs) in the Pacific, contributed to...- publication PDF
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Evaluation and assimilation of the COSMIC-2 radio occultation constellation...
This paper evaluates atmospheric refractivity observations from the COSMIC-2 (C2) radio occultation (RO) mission by comparing them with radiosonde (RS) observations, the...- publication PDF
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A supercell storm simulation using a nonhydrostatic cloud-resolving model...
A three-dimensional simulation of a supercell storm is performed with a nonhydrostatic model based on a hybrid isentropic-sigma vertical coordinate. The coordinate is a terrain-...- publication PDF
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Forecasts of opportunity for Northern California soil moisture
Soil moisture anomalies underpin a number of critical hydrological phenomena with socioeconomic consequences, yet systematic studies of soil moisture predictability are limited....- publication PDF
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Comparison of eulerian bin and lagrangian particle-based microphysics in...
A single nonprecipitating cumulus congestus setup is applied to compare droplet spectra grown by the diffusion of water vapor in Eulerian bin and particle-based Lagrangian...- publication PDF
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A nonhydrostatic unstructured-mesh soundproof model for simulation of...
A semi-implicit edge-based unstructured-mesh model is developed that integrates nonhydrostatic soundproof equations, inclusive of anelastic and pseudo-incompressible systems of...- publication PDF
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Airborne observations of highly variable and complex freezing drizzle and...
Airframe icing caused by interactions with supercooled cloud droplets and precipitation can pose a risk to aviation operations and life safety. The In-Cloud Icing and Large-drop...- publication PDF
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Ship-based measurements of ice nuclei concentrations over the Arctic,...
Ambient concentrations of ice-forming particles measured during ship expeditions are collected and summarised with the aim of determining the spatial distribution and...- publication PDF
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Source attribution of carbon monoxide in India and surrounding regions...
This study presents a CO source contribution analysis for the atmosphere of South Asia during January-February 2008. The approach includes into the Weather Research and...- publication PDF
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2018 Continues record global ocean warming
The increasing heat-trapping gases emitted by human activities into the atmosphere produce an energy imbalance between incoming solar radiation and outgoing longwave radiation...- publication PDF
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Going with the floe: Tracking CESM Large Ensemble sea ice in the Arctic...
In recent decades, Arctic sea ice has shifted toward a younger, thinner, seasonal ice regime. Studying and understanding this "new" Arctic will be the focus of a year-long ship...- publication PDF
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Extreme temperature events will drive coral decline in the Coral Triangle
In light of rapid environmental change, quantifying the contribution of regional- and local-scale drivers of coral persistence is necessary to characterize fully the resilience...- publication PDF
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Evaluating the optical characteristics of stereoscopic immersive display systems
As large immersive displays have evolved over the years, the measurement methods used to characterize them must also advance to keep up with the changing technologies and...- publication PDF
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Arctic sea ice in two configurations of the CESM2 during the 20th and 21st centuries
We provide an assessment of the current and future states of Arctic sea ice simulated by the Community Earth System Model version 2 (CESM2). The CESM2 is the version of the CESM...- publication PDF