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Source Code Documentation for the Clark-Hall Cloud-scale Model Code Version G3CH01
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Empirical relations between size parameters of ice hydrometeor populations...
Empirical power-law relations between the equivalent radar reflectivity factor Z(e) and the slope parameter of the gamma function Lambda (i.e., Lambda = cZ(e)(d); used to...- publication PDF
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Mapping of 30-meter resolution tile-drained croplands using a geospatial...
Tile drainage is one of the dominant agricultural management practices in the United States and has greatly expanded since the late 1990s. It has proven effects on land surface...- publication PDF
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COSMIC System Description
The Constellation Observing System for Meteorology Ionosphere and Climate (COSMIC) is a satellite mission for the Earth sciences that will make use of recent developments in...- publication PDF
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Enhanced polar outflow probe ionospheric radio occultation measurements at...
This paper presents validation of ionospheric Global Positioning System (GPS) radio occultation measurements of the GPS Attitude, Positioning, and Profiling Experiment...- publication PDF
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Multidecadal global cooling and unprecedented ozone loss following a...
We present the first study of the global impacts of a regional nuclear war with an Earth system model including atmospheric chemistry, ocean dynamics, and interactive sea ice...- publication PDF
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Aerosol impacts on warm-cloud microphysics and drizzle in a moderately...
Climate is critically affected by aerosols, which alter cloud lifecycles and precipitation distribution through radiative and microphysical effects. In this study, aerosol and...- publication PDF
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Random force perturbations: A new extension of the cell perturbation method...
Coupling between mesoscale and large eddy simulation (LES) is critically important for many atmospheric model applications, from predictions of wind energy to fire propagation....- publication PDF
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RENU2 UV PMT observations of the cusp
The Rocket Experiment for Neutral Upwelling 2 (RENU2) sounding rocket launched from the Andoya Space Center on 13 December 2015 into the dayside polar cusp. An ultraviolet...- publication PDF
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Assimilating surface Mesonet observations with the EnKF to improve ensemble...
Surface data assimilation (DA) has the potential to improve forecasts of convection initiation (CI) and short-term forecasts of convective evolution. Since the processes driving...- publication PDF
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New light on an old problem of the cores of solar resonance lines
We reexamine a 50+ yr old problem of deep central reversals predicted for strong solar spectral lines, in contrast to the smaller reversals seen in observations. We examine data...- publication PDF
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Effect of trends of middle atmosphere gases on the mesosphere and thermosphere
We conducted model simulations to examine how changes in concentration of radiatively active trace gases in the middle atmosphere affect long-term changes in the upper...- publication PDF
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Toward unifying short-term and next-day convection-allowing ensemble...
Using the Weather Research and Forecasting Model, 80-member ensemble Kalman filter (EnKF) analyses with 3-km horizontal grid spacing were produced over the entire conterminous...- publication PDF
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SuperDARN assimilative mapping
An assimilative mapping procedure is developed to optimally combine information from Super Dual Auroral Radar Network (SuperDARN) plasma drift observations and a background...- publication PDF
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Thermosphere and ionosphere response to subauroral polarization streams...
An empirical model of subauroral polarization streams (SAPS) has been incorporated into the Thermosphere Ionosphere Electrodynamics General Circulation Model (TIEGCM). This SAPS...- publication PDF
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The MAP special observing period
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PTR-MS observations of photo-enhanced VOC release from Arctic and midlatitude snow
To evaluate the release mechanism of volatile organic species (VOCs) from solar illuminated snowpacks, this study used proton transfer reaction-mass spectrometry (PTR-MS) for...- publication PDF
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GPS sounding of the atmosphere from low earth orbit: Preliminary results
This paper provides an overview of the methodology of and describes preliminary results from an experiment called GPS/MET (Global Positioning System/Meteorology), in which...- publication PDF
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Analysis and validation of GPS/MET radio occultation data in the ionosphere
Global Positioning System (GPS) radio occultation signals received by a low Earth orbit (LEO) satellite provide information about the global distribution of electron density in...- publication PDF
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Sources of CAM3 vorticity bias during northern winter from diagnostic study...
CAM3 (Community Atmosphere Model version 3) simulation bias is diagnosed using the vorticity equation. The study compares CAM3 output with ECMWF (European Centre for Medium-...- publication PDF
