-
Representing convective organization in prediction models by a hybrid approach
The mesoscale organization of precipitating convection is highly relevant to next-generation global numerical weather prediction models, which will have an intermediate...- publication PDF
-
Impact of hygroscopic seeding on the initiation of precipitation formation: R...
A hybrid bin microphysical scheme is developed in a parcel model framework to study how natural aerosol particles and different types of hygroscopic seeding materials affect the...- publication PDF
-
Radar icing algorithm: Algorithm description and comparison with aircraft obs...
Detection of in-flight icing hazard is a priority of the aviation safety community. The "Radar Icing Algorithm" (RadIA) has been developed to indicate the presence, phase, and...- publication PDF
-
Observations and simulation of elevated nocturnal convection initiation on 24...
The environment of elevated nocturnal deep convection initiation (CI) on 24 June 2015 is investigated using radiosonde data from the Plains Elevated Convection at Night (PECAN)...- publication PDF
-
Using noble gas measurements to derive air-sea process information and predic...
Dissolved gas distributions are important because they influence oceanic habitats and Earth's climate, yet competing controls by biology and physics make gas distributions...- publication PDF
-
Aerosol effects on the development of a supercell storm in a double-moment bu...
This study investigates the aerosol effects on the development of an idealized three-dimensional supercell storm, focusing on storm morphology and precipitation during a quasi...- publication PDF
-
North Atlantic climate far more predictable than models imply
Current models are too noisy to predict climate usefully on decadal timescales, but two-stage post-processing of model outputs greatly improves predictions of decadal variations...- publication PDF
-
Joint impact of North and South Pacific extratropical atmospheric variability...
Previous studies have indicated that boreal winter subtropical and extratropical sea surface pressure (SLP) anomalies over both the North and South Pacific are significantly...- publication PDF
-
Jet alignment in a two-layer quasigeostrophic channel using one-dimensional g...
Because of position errors traditional methods of data assimilation can broaden and weaken jets or other flow structures leading to reduced forecast skill. Here a technique to...- publication PDF
-
What is driving the diurnal variation in tropospheric NO2 columns over a clus...
We investigated the diurnal variation of tropospheric nitrogen dioxide (NO2) over a cluster of high emission thermal power plants (HETPPs) in India using two products from...- publication PDF
-
Inferences of weekly cycles in summertime rainfall
In several continental regions a weekly cycle of air pollution aerosols has been observed. It is usually characterized by concentration minima on weekends (Saturday and Sunday)...- publication PDF
-
Widespread pollution from secondary sources of organic aerosols during winter...
Secondary organic aerosol (SOA) from pollution sources is thought to be a minor component of organic aerosol (OA) and fine particulate matter beyond the urban scale. Here we...- publication PDF
-
Megadrought: A series of unfortunate La Niña events?
Megadroughts are multidecadal periods of aridity more persistent than most droughts during the instrumental period. Paleoclimate evidence suggests that megadroughts occur in...- publication PDF
-
User's Guide to NCAR CCM3
This document is the User's Guide to version 3 of the NCAR Community Climate Model, denoted CCM3. It is a companion document to Description of the NCAR Community Climate Model...- publication PDF
-
Late-twentieth-century simulation of Arctic sea ice and ocean properties in t...
To establish how well the new Community Climate System model version 4 (CCSM4) simulates the properties of the Arctic sea ice and ocean, we here compare results from six CCSM4...- publication PDF
-
Single-particle Lagrangian statistics from direct numerical simulations of ro...
Geophysical fluid flows are predominantly turbulent and often strongly affected by the Earth's rotation, as well as by stable density stratification. Using direct numerical...- publication PDF
-
Performance of hot plate for measuring solid precipitation in complex terrain...
Solid precipitation intensity, snow density, wind speed, and temperature were collected from November 2009 to February 2010 at a naturally sheltered station located at an...- publication PDF
-
QBO modulation of traveling planetary waves during northern winter
This study analyzes geopotential height data from the ERA-40 and ERA-Interim reanalyses for the period of 1958-2009 to provide some new insights on the stratospheric...- publication PDF
-
Reducing uncertainty in projections of terrestrial carbon uptake
Carbon uptake by the oceans and terrestrial biosphere regulates atmospheric carbon dioxide concentration and affects Earth's climate, yet global carbon cycle projections over...- publication PDF
-
The Mechanism of Meteorological Noise
Using a simple atmospheric model, the difference between the solutions of the primitive and the quasi-hydrostatic equations is demonstrated. The results.show that the...- publication PDF