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Assimilation of simulated doppler radar observations with an ensemble Kalman filter
Assimilation of Doppler radar data into cloud models is an important obstacle to routine numerical weather prediction for convective-scale motions; the difficulty lies in...- publication PDF
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The lightning and dual-polarization radar characteristics of three...
Thunderstorms that produce hail accumulations at the surface can impact residents by obstructing road-ways, closing airports, and causing localized flooding from hail-clogged...- publication PDF
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The Data Assimilation Research Testbed: A community facility
The Data Assimilation Research Testbed (DART) is an open-source community facility for data assimilation education, research, and development. DART's ensemble data assimilation...- publication PDF
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A foehn-induced haze front in Beijing: Observations and implications
Despite frequent foehns in the Beijing-TianjinHebei (BTH) region, there are only a few studies of their effects on air pollution in this region, or elsewhere. Here, we discuss a...- publication PDF
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An evaluation of LES turbulence models for scalar mixing in the...
The stratocumulus cloud-capped boundary layer under a sharp inversion is a challenging regime for large-eddy simulation (LES). Here, data from the first research flight of the...- publication PDF
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Tropical oceanic rainfall and sea surface temperature structure: Parsing...
Based upon on the findings of Y. Li and R. E. Carbone, the association of tropical rainfall with SST structure is further explored, with emphasis on the MJO passband. Analyses...- publication PDF
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Advancing solar and heliospheric science through the ongoing development and...
This paper outlines the necessity for the availability, accessibility, and expansion of atomic physics data and analysis tools for the meaningful interpretation of spectroscopic...- publication PDF
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The change in the ENSO teleconnection under a low global warming scenario...
El Nino-Southern Oscillation (ENSO) is a main driver of climate variability worldwide, but the presence of atmospheric internal variability makes accurate assessments of its...- publication PDF
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Reference upper-air observations for climate: Rationale, progress, and plans
While the global upper-air observing network has provided useful observations for operational weather forecasting for decades, its measurements lack the accuracy and long-term...- publication PDF
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Global oscillatory modes in high-end climate modeling and reanalyses
Interannual oscillatory modes, atmospheric and oceanic, are present in several large regions of the globe. We examine here low-frequency variability (LFV) over the entire globe...- publication PDF
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Combining machine learning and SMILEs to classify, better understand, and...
The El Nino-Southern Oscillation (ENSO) occurs in three phases: neutral, warm (El Nino), and cool (La Nina). While classifying El Nino and La Nina is relatively straightforward,...- publication PDF
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Verifying forecasts spatially
Numerous new methods have been proposed for using spatial information to better quantify and diagnose forecast performance when forecasts and observations are both available on...- publication PDF
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Nitrous oxide profiling from infrared radiances (NOPIR): Algorithm...
Nitrous oxide (N2O) is the third most abundant anthropogenous greenhouse gas (after carbon dioxide and methane), with a long atmospheric lifetime and a continuously increasing...- publication PDF
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Effects of the September 2005 solar flares and solar proton events on the...
This work investigates middle atmosphere effects of the September 2005 solar flares and solar proton events (SPEs). X-17 and X-6.2 flares occurred on 7 and 9 September,...- publication PDF
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Interpretation of rank histograms for verifying ensemble forecasts
Rank histograms are a tool for evaluating ensemble forecasts. They are useful for determining the reliability of ensemble forecasts and for diagnosing errors in its mean and...- publication PDF
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Evaluation and modification of microphysics schemes on the cold pool...
A merger-formation bow echo (MFBE) in southeast China during the pre-summer rainy season (PSRS) was simulated using three microphysics schemes including Thompson (THOM),...- publication PDF
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An enhanced model of land water and energy for global hydrologic and...
LM3 is a new model of terrestrial water, energy, and carbon, intended for use in global hydrologic analyses and as a component of earth-system and physical-climate models. It is...- publication PDF
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An approach for probabilistic forecasting of seasonal turbidity threshold exceedance
Though climate forecasts offer substantial promise for improving water resource oversight, additional tools are needed to translate these forecasts into water-quality-based...- publication PDF
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Effects of anthropogenic forcing and natural variability on the 2018...
The Northeast Asian 2018 heatwave is an unlikely event without anthropogenic forcing; only two have occurred over the last 40 years. By 2050 they will become 1-in-4-yr events.- 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
