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Revised cloud processes to improve the mean and intraseasonal variability of...
The National Centre for Environmental Prediction (NCEP) Climate Forecast System (CFS) is being used for operational monsoon prediction over the Indian region. Recent studies...- publication PDF
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Ozone fluxes over a patchy cultivated surface
This study examines the spatial variability of ozone fluxes over flat heterogeneous terrain consisting of a patchwork of irrigated and nonirrigated surfaces. Fluxes of ozone and...- publication PDF
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Riverine nitrogen flux and its response to management, climate, and other...
The rate and extent of anthropogenic alteration of the global nitrogen cycle over the past four decades has been extensive, resulting in cascading negative impacts on riverine...- publication PDF
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Speleothems of South American and Asian Monsoons influenced by a green Sahara
The mid-Holocene is frequently used for climate model-proxy comparison studies, yet models often struggle to replicate the proxy signals from this period. Here, we use an Earth...- publication PDF
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Acceleration of the contribution of the Greenland and Antarctic ice sheets...
Ice sheet mass balance estimates have improved substantially in recent years using a variety of techniques, over different time periods, and at various levels of spatial detail....- publication PDF
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Interannual and seasonal drivers of carbon cycle variability represented by...
Earth system models are intended to make long-term projections, but they can be evaluated at interannual and seasonal time scales. Although the Community Earth System Model...- publication PDF
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How would the twenty-first-century warming influence Pacific decadal...
Decadal climate variability of sea surface temperature (SST) over the Pacific Ocean can be characterized by interdecadal Pacific oscillation (IPO) or Pacific decadal oscillation...- publication PDF
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Comparison of GOES-retrieved and in situ measurements of deep convective...
One of the main goals of the Tropical Composition, Cloud and Climate Coupling Experiment (TC⁴) during July and August 2007 was to gain a better understanding of the formation...- publication PDF
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An automated velocity dealiasing scheme for radar data observed from...
Accurate and automated dealiasing of radar data is important for data interpretation and downstream applications such as numerical weather prediction (NWP) models. In this paper...- publication PDF
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A Comparison of Shape Preserving Interpolators
This report provides a survey of a number of the currently accepted methods of shape preserving interpolation that have appeared in literature. In addition, the report presents...- publication PDF
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Data assimilation: A fully nonlinear approach to ensemble formation using...
Operational forecasting with simulation models involves the melding of observations and model dynamics to determine a set of initial conditions for each forecast. The Kalman...- publication PDF
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Simulating impacts of real-world wind farms on land surface temperature...
This study simulates the impacts of real-world wind farms on land surface temperature (LST) using the Weather Research and Forecasting (WRF) Model driven by realistic initial...- publication PDF
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Development and verification of a new wind speed forecasting system using an...
Wind power is rapidly gaining prominence as a major source of renewable energy. Harnessing this promising energy source is challenging because of the chaotic nature of wind and...- publication PDF
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The impact of dropsonde data on the performance of the NCEP Global Forecast...
The impact of assimilating dropsonde data from the 2020 Atmospheric River (AR) Reconnaissance (ARR) field campaign on operational numerical precipitation forecasts was assessed....- publication PDF
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Building a land data assimilation community to tackle technical challenges...
Over 100 participants from the Earth system modeling and numerical weather prediction land data assimilation communities met virtually to discuss technical challenges faced in...- publication PDF
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Abrupt regime shifts in the North Atlantic atmospheric circulation over the...
We analyze modeling results of the North Atlantic atmospheric winter circulation from a transient climate simulation over the last 21,000 years. In agreement with previous...- publication PDF
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Fast computation of absorption spectra for lidar data processing using...
We describe a principal component-based technique for approximating absorption and scattering spectra commonly needed for lidar signal processing. Where previously these...- publication PDF
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The role of hydrogen sulfide in a Permian-Triassic boundary ozone collapse
Using a three-dimensional chemistry-climate model of the troposphere and stratosphere, we find that hydrogen sulfide alone is unlikely to directly affect stratospheric ozone,...- publication PDF
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The influence of future electricity mix alternatives on southwestern US...
A climate driven, water resource systems model of the southwestern US was used to explore the implications of growth, extended drought, and climate warming on the allocation of...- publication PDF
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A machine learning nowcasting method based on real-time reanalysis data
Despite marked progress over the past several decades, convective storm nowcasting remains a challenge because most nowcasting systems are based on linear extrapolation of radar...- publication PDF
