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Optimizing precipitation forecasts for hydrological catchments in Ethiopia...
Accurate rainfall forecasts on timescales ranging from a few hours to several weeks are needed for many hydrological applications. This study examines bias, skill and...- publication PDF
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A new framework for identifying and investigating seasonal climate extremes
Previous studies have recognized the societal relevance of climatic extremes on the seasonal time scale and examined physical processes leading to individual high-impact extreme...- publication PDF
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Flight deployment of a high-resolution time-of-flight chemical ionization...
e describe the University of Washington airborne high-resolution time-of-flight chemical ionization mass spectrometer (HRToF-CIMS) and evaluate its performance aboard the NCAR-...- publication PDF
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Mean and flux horizontal variability of virtual potential temperature,...
The effects of the horizontal variability of surface properties on the turbulent fluxes of virtual potential temperature, moisture, and carbon dioxide are investigated by...- publication PDF
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Drivers of multi-century trends in the atmospheric CO<sub>2</sub> mean...
The amplitude of the mean annual cycle of atmospheric CO2 is a diagnostic of seasonal surface-atmosphere carbon exchange. Atmospheric observations show that this quantity has...- publication PDF
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Assessing the performance of community-available global MHD models using key...
Global magnetohydrodynamic (MHD) modeling is a powerful tool in space weather research and predictions. There are several advanced and still developing global MHD (GMHD) models...- publication PDF
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High climate sensitivity in the Community Earth System Model Version 2 (CESM2)
The Community Earth System Model Version 2 (CESM2) has an equilibrium climate sensitivity (ECS) of 5.3K. ECS is an emergent property of both climate feedbacks and aerosol...- publication PDF
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CO measurements from the ACE-FTS satellite instrument: Data analysis and...
The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Carbon monoxide (CO), a good tracer of pollution...- publication PDF
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Addition of multilayer urban canopy models to a nonlocal planetary boundary...
The multilayer urban canopy models (UCMs) building effect parameterization (BEP) and BEP + building energy model (BEM; a building energy model integrated in BEP) are added to...- publication PDF
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Improving regional climate simulations based on a hybrid data assimilation...
The energy and water vapor exchange between the land surface and atmospheric boundary layer plays a critical role in regional climate simulations. This paper implemented a...- publication PDF
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Assessing the ability to derive rates of polar middle-atmospheric descent...
We investigate the reliability of using trace gas measurements from remote sensing instruments to infer polar atmospheric descent rates during winter within 46-86 km altitude....- publication PDF
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Emergence of the central Atlantic Niño
The Atlantic Nino is characterized by sea surface warming in the equatorial Atlantic, which can trigger La Nina, the cold phase of El Nino-Southern Oscillation (ENSO). Although...- publication PDF
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A solar mean field dynamo benchmark
Context. The solar magnetic activity and cycle are linked to an internal dynamo. Numerical simulations are an efficient and accurate tool to investigate such intricate dynamical...- publication PDF
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Prediction of the in situ coronal mass ejection rate for solar cycle 25:...
The Parker Solar Probe (PSP) and Solar Orbiter missions are designed to make groundbreaking observations of the Sun and interplanetary space within this decade. We show that a...- publication PDF
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Analysis of tropical storm formation based on ensemble data assimilation and...
A nondeveloping tropical disturbance, identified as TCS025, was observed during three intensive observing periods during The Observing System Research and Predictability...- publication PDF
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Seasonal and interannual variations of global tides in the mesosphere and...
In the mesosphere and lower thermosphere (MLT) region, semidiurnal and terdiurnal tides are dominant at middle and high latitudes and are important for the dynamics and...- publication PDF
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Implementation and Evaluation of a Unified Turbulence Parameterization...
The Noah-MP land surface model (LSM) relies on the Monin-Obukhov (M-O) Similarity Theory (MOST) to calculate land-atmosphere exchanges of water, energy, and momentum fluxes....- publication PDF
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Effects of horizontal and vertical grid spacing on mixing in simulated...
The sensitivity of an idealized squall line to horizontal Îh and vertical Îv grid spacing is investigated using a new approach. Simulations are first performed at a horizontal...- publication PDF
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Climate data guide spurs discovery and understanding
Highly accurate and stable observations -- beyond those provided by routine weather monitoring -- are essential for understanding the behavior of the climate system, developing...- publication PDF
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Parametric behaviors of CLUBB in simulations of low clouds in the Community...
In this study, we investigate the sensitivity of simulated low clouds to 14 selected tunable parameters of Cloud Layers Unified By Binormals (CLUBB), a higher-order closure...- publication PDF
