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Upper atmosphere differences between northern and southern high latitudes:...
The nondipolar portions of the Earth's main magnetic field constitute substantial differences between the two hemispheres. Beside the magnetic flux densities and patterns being...- publication PDF
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Moving magnetic features around a pore
Spectropolarimetric observations from SUNRISE/IMaX, obtained in 2013 June, are used for a statistical analysis to determine the physical properties of moving magnetic features...- publication PDF
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Challenges in numerical weather prediction of the 10 August 2020 Midwestern...
A severe derecho impacted the Midwestern United States on 10 August 2020, causing over $12 billion (U.S. dollars) in damage, and producing peak winds estimated at 63 m s−1, with...- publication PDF
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Moist static energy budget analysis of tropical cyclone intensification in...
Tropical cyclone intensification processes are explored in six high-resolution climate models. The analysis framework employs process-oriented diagnostics that focus on how...- publication PDF
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Decadal prediction in the Pacific region
A "perfect model" configuration with a global coupled climate model 30-member ensemble is used to address decadal prediction of Pacific SSTs. All model data are low-pass...- publication PDF
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Do nudging tendencies depend on the nudging timescale chosen in atmospheric models?
Nudging is a ubiquitous capability of numerical weather and climate models that is widely used in a variety of applications (e.g., crude data assimilation, "intelligent"...- publication PDF
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Spatiotemporal evolution of marine heatwaves globally
The spatiotemporal evolution of marine heatwaves (MHWs) is explored using a tracking algorithm called Ocetrac that provides the objective characterization of MHW spatiotemporal...- publication PDF
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Mountain waves modulate the water vapor distribution in the UTLS
The water vapor distribution in the upper troposphere-lower stratosphere (UTLS) region has a strong impact on the atmospheric radiation budget. Transport and mixing processes on...- publication PDF
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Climate normals: Are they always communicated correctly?
This article does not have an abstract or article summary.- publication PDF
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The changing shape of Northern Hemisphere summer temperature distributions
The occurrence of recent summer temperature extremes in the midlatitudes has raised questions about whether and how the distributions of summer temperature are changing. While...- publication PDF
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Concurrent sensitivities of an idealized deep convective storm to...
This study investigated the sensitivity of idealized deep convective storm simulations to microphysics parameterization, horizontal grid spacing (Δx), and environmental static...- publication PDF
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Numerical calculations of adiabatic invariants from MHD-driven magnetic fields
The adiabatic invariants (M, J, Phi) and the related invariants (M, K, L*) have been established as effective coordinate systems for describing radiation belt dynamics at a...- publication PDF
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Global modeling of aerosol nucleation with a semi-explicit chemical...
New particle formation (NPF) involving organic compounds has been identified as an important process affecting aerosol particle number concentrations in the global atmosphere....- publication PDF
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Pulse heat stress and parasitism in a warming world
Infectious disease outbreaks emerged across the globe during the recent 2015-2016 El Nino event, re-igniting research interest in how climate events influence disease dynamics....- publication PDF
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International Relations: The UCAR Africa Initiative
This article does not have an abstract or article summary.- publication PDF
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Characterizing mesoscale cellular convection in marine cold air outbreaks...
During marine cold-air outbreaks (MCAOs), when cold polar air moves over warmer ocean, a well-recognized cloud pattern develops, with open or closed mesoscale cellular...- publication PDF
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Predicting euphotic-depth-integrated chlorophyll-a from discrete-depth and...
Predicting water column integrated phytoplankton biomass from near-surface measurements has been an important effort in marine ecological research, particularly since the advent...- publication PDF
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East Pacific ocean eddies and their relationship to subseasonal variability...
Subseasonal variability in sea surface height (SSH) over the East Pacific warm pool off Central America is investigated using satellite observations and an eddy-resolving ocean...- publication PDF
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Sodium lidar-observed strong inertia-gravity wave activities in the...
In December 2004, the Colorado State University sodium lidar system at Fort Collins, Colorado (41°N, 105°W), conducted an ~80-hour continuous campaign for the simultaneous...- publication PDF
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The Land Use Model Intercomparison Project (LUMIP) contribution to CMIP6:...
Human land-use activities have resulted in large changes to the Earth's surface, with resulting implications for climate. In the future, land-use activities are likely to expand...- publication PDF
