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NOAA's future ensemble-based hurricane forecast products
Uncertainty information from ensemble prediction systems can enhance and extend the suite of tropical cyclone (TC) forecast products. This article will review progress in...- publication PDF
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Equilibration and variability in a Last Glacial Maximum climate simulation with CCSM3
We present results from a 1862 year simulation of the Last Glacial Maximum (LGM) with the Community Climate System Model version 3 (CCSM3). A quasi steady state is reached after...- publication PDF
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Diagnosis of insidious data disasters
Everyone taking field observations has a story of data collection gone wrong, and in most cases, the errors in the data are immediately obvious. A more challenging problem...- publication PDF
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Modeling anthropogenically controlled secondary organic aerosols in a...
A simplified parameterization for secondary organic aerosol (SOA) formation in polluted air and biomass burning smoke is tested and optimized in this work, towards the goal of a...- publication PDF
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Antarctica: Surface mass balance [in "State of the Climate in 2008"]
This article does not have an abstract or article summary.- publication PDF
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Changes in tropospheric air quality related to the protection of...
Ultraviolet (UV) radiation drives the net production of tropospheric ozone (O-3) and a large fraction of particulate matter (PM) including sulfate, nitrate, and secondary...- publication PDF
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Coevolution of down-valley flow and the nocturnal boundary layer in complex terrain
An enhanced National Center for Atmospheric Research (NCAR) integrated sounding system (ISS) was deployed as part of the Vertical Transport and Mixing (VTMX) field experiment,...- publication PDF
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Doppler radar data assimilation in KMA's operational forecasting
This article does not have an abstract or article summary.- publication PDF
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Lidar backscatter signal recovery from phototransistor systematic effect by...
Backscatter lidar detection systems have been designed and integrated at NASA Langley Research Center using IR heterojunction phototransistors. The design focused on maximizing...- publication PDF
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NCAR GPS Dropsonde Humidity Dry Bias
A dry bias in the RD94, mini dropsonde (NRD94) and Driftsonde MIST sonde humidity measurements has been discovered, which has existed since 2008. This document describes the...- publication PDF
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Chemical composition of atmospheric nanoparticles during nucleation events in Atlanta
We report the first direct, in situ measurements of the chemical composition of size-segregated atmospheric nanoparticles in the 6 - 15 nm diameter range. These measurements...- publication PDF
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An improved trajectory model to evaluate the collection performance of snow gauges
Recent studies have used numerical models to estimate the collection efficiency of solid precipitation gauges when exposed to the wind in both shielded and unshielded...- publication PDF
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Taiwan Area Mesoscale Experiment: Conventional Data User's Guide
The purpose of this document is to provide information regarding the Taiwan Area Mesoscale Experiment (TAMEX) conventional data archived at the U.S. TAMEX Data Center located at...- publication PDF
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Fishermen follow fine-scale physical ocean features for finance
The seascapes on which many millions of people make their living and secure food have complex and dynamic spatial features—the figurative hills and valleys—that influence where...- publication PDF
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COSMO-CLM²: a new version of the COSMO-CLM model coupled to the Community Land Model
This study presents an evaluation of a new biosphere-atmosphere Regional Climate Model. COSMO-CLM² results from the coupling between the non-hydrostatic atmospheric model COSMO-...- publication PDF
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Using radiative convective equilibrium to explore clouds and climate in the...
Characteristics of, and fundamental differences between, the radiative-convective equilibrium (RCE) climate states following the Radiative-Convective Equilibrium Model...- publication PDF
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Model simulation of thermospheric response to recurrent geomagnetic forcing
We assess model capability in simulating thermospheric response to recurrent geomagnetic forcing driven by modulations in the solar wind speed and the interplanetary magnetic...- publication PDF
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A dual-pass variational data assimilation framework for estimating soil...
To overcome the difficulties in determining the optimal parameters needed for a radiative transfer model (RTM), which acts as the observational operator in a land data...- publication PDF
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Characteristics of vertical air motion in isolated convective clouds
The vertical velocity and air mass flux in isolated convective clouds are statistically analyzed using aircraft in situ data collected from three field campaigns: High-Plains...- publication PDF
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Characterising Brazilian biomass burning emissions using WRF-Chem with...
The South American Biomass Burning Analysis (SAMBBA) field campaign took detailed in situ flight measurements of aerosol during the 2012 dry season to characterise biomass...- publication PDF