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Decadal thermal variability of the upper Southern Ocean: Zonal asymmetry
As the major sink of anthropogenic heat, the Southern Ocean has shown quasi -symmetric, deep -reaching warming since the mid -twentieth century. In comparison, the shorter -term...- publication PDF
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The role of elevated terrain and the Gulf of Mexico in the production of...
The prevailing conceptual model for the production of severe local storm (SLS) environments over North America asserts that upstream elevated terrain and the Gulf of Mexico are...- publication PDF
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Proceedings of the 2022 Improving Scientific Software Conference
The Software Engineering Assembly (SEA) is a loosely structured group of software engineers and scientists who write scientific software, mostly but not only at NCAR and mostly...- 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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Recent trend in hydroclimatic conditions in the Senegal River Basin
Analyzing trends of annual rainfall and assessing the impacts of these trends on the hydrological regime are crucial in the context of climate change and increasing water use....- publication PDF
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Dominant effect of relative tropical Atlantic warming on major hurricane occurrence
Here we explore factors potentially linked to the enhanced major hurricane activity in the Atlantic Ocean during 2017. Using a suite of high-resolution model experiments, we...- publication PDF
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Revisiting the relationship between eyewall contraction and intensification
In the widely accepted convective ring model of tropical cyclone intensification, the intensification of the maximum winds and the contraction of the radius of maximum winds...- publication PDF
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TC-permitting GCM simulations of hurricane frequency response to sea surface...
A tropical cyclone--permitting global atmospheric model is used to explore the hurricane frequency response to sea surface temperature (SST) anomalies generated by coupled...- publication PDF
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National Weather Service (NWS) forecasters’ perceptions of AI/ML and its use...
Artificial intelligence and machine learning (AI/ML) have attracted a great deal of attention from the atmospheric science community. The explosion of attention on AI/ML...- publication PDF
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Turbulent transport of spray droplets in the vicinity of moving surface waves
A common technique for estimating the sea surface generation functions of spray and aerosols is the so-called flux-profile method, where fixed-height concentration measurements...- publication PDF
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Model estimations of geophysical variability between satellite measurements...
In order to validate satellite measurements of atmospheric composition, it is necessary to understand the range of random and systematic uncertainties inherent in the...- publication PDF
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Organizational modes of mesoscale convective systems over central east China
Composite reflectivity Doppler radar data from June to September of 2007–2010 were used to classify mesoscale convective systems (MCSs) over central east China into seven...- publication PDF
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Injection strategy - a driver of atmospheric circulation and ozone response...
Despite offsetting global mean surface temperature, various studies demonstrated that stratospheric aerosol injection (SAI) could influence the recovery of stratospheric ozone...- publication PDF
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Angular and range interferometry to measure wind
Radial wind is routinely measured by Doppler method, whereas winds transverse to the radar beam are measured using an interferometric technique in which three or more spaced...- publication PDF
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Black carbon emissions and its impact on the monsoon rainfall patterns over...
This study investigates the impact of black carbon (BC) emissions on monsoon rainfall patterns across the Indian subcontinent. The results show that BC exerts localized warming...- publication PDF
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Design and results of the ice sheet model initialisation experiments...
Earlier large-scale Greenland ice sheet sea-level projections (e.g. those run during the ice2sea and SeaRISE initiatives) have shown that ice sheet initial conditions have a...- publication PDF
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Obituary: John W. Firor (1927-2007)
Obituary of John W. Firor, a former Director of the High Altitude Observatory and the National Center for Atmospheric Research, and a founder of the Solar Physics Division of...- publication PDF
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Planetary Wave (PW) generation in the thermosphere driven by the...
The National Center for Atmospheric Research thermosphere-ionosphere-electrodynamics general circulation model (TIE-GCM) is used to conduct numerical experiments that isolate...- publication PDF
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Quantifying the risk of extreme events under climate change
We are all familiar with the proverbial "100-year flood," a concept instrumental in engineering design for water resources management. This concept, generally termed a "return...- publication PDF
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Future simulated changes in central U.S. Mesoscale convective system...
Mesoscale convective systems (MCSs) are responsible for a majority of warm season flash flood events in the central U.S. Given their high impact, it is critical to understand...- publication PDF
