Microphysics - PowerPoint PPT Presentation


Exploring Aerosol Microphysics and Aqueous Phase Chemistry in Atmospheric Research

This material delves into the study of aerosol microphysics and aqueous phase chemistry in the context of atmospheric research. It discusses topics such as scale-dependencies, obstacles in development, working groups for MUSICA, and the importance of various processes in aerosol modeling. The conten

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Effects of Down-Valley Flow on Precipitation Patterns and Microphysics

Down-valley flow in complex terrain areas like the Alps and British Columbia modifies precipitation patterns through diabatic cooling and melting effects. Observations from the OLYMPEX field campaign show how down-valley flow is influenced by both thermodynamics and pressure gradients, with signific

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Understanding Cumulus Parameterization and Mass-Flux Schemes in Atmospheric Science

Explore the significance of mass-flux schemes in cumulus parameterization, their interaction with grid-scale microphysics, and the key elements and assumptions involved. Learn about the objectives, components, and limitations of classical cumulus schemes for atmospheric modeling. Gain insights into

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Evaluation and Improvement of Cloud and Precipitation Physics in Hurricane Weather Forecasting

Yuqing Wang from the Department of Meteorology at the University of Hawaii worked on evaluating and enhancing cloud and precipitation physics in the operational Hurricane Weather Research and Forecast (HWRF) model. The project aimed to improve hurricane intensity and structure predictions, focusing

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Impact of Graupel Parameterization Schemes on Bow Echo Simulations

The study explores the impact of graupel parameterization schemes on idealized bow echo simulations, focusing on the role of the cold pool in shaping storm structure and longevity. Changes in microphysical characteristics, cold pool strength, and vorticity balance are examined using a cloud-resolvin

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Diagnosing Low-Topped Precipitation Events Using Satellite Imagery

Utilizing MODIS/VIIRS Night-Time Microphysics RGB Imagery combined with Proximity Soundings can enhance situational awareness and aid in diagnosing low-topped precipitation events. Various satellite images and data sources are analyzed to understand why heavy rain occurred in Havre, MT, despite mini

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Evaluation of Precipitation Forecasts Using OLYMPEX Data

This research evaluates model physics, specifically microphysics and boundary-layer schemes, using data from the OLYMPEX workshop in 2015. The study focuses on known deficiencies in microphysics schemes such as variability in location and amount for precipitation. Evaluations were conducted for case

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GEOS-Chem Atmospheric Chemistry Model Overview

GEOS-Chem, developed by Daniel J. Jacob at Harvard University, is a global model of atmospheric composition used to understand human and natural influences on the environment. The model addresses various atmospheric chemistry issues on different scales, from local to global, and is regularly updated

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Assessing WRF EMS for Texas Heavy Rainfall Event

Using the SPoRT MET Scripts, researchers analyzed the WRF EMS for a heavy rainfall event in Southeast Texas. The study emphasized the importance of selecting appropriate PBL and Microphysics settings for accurate assessment. Various synoptic overviews and weather data from April 18th, 2009 were used

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Effects of Non-Spherical Ice Crystal Shape on Modeled Properties of Thin Tropical Tropopause Layer Cirrus

This study explores the impact of non-spherical ice crystal shapes on the properties of cirrus clouds in the thin tropical tropopause layer. Incorporating realistic ice crystal shapes into models affects fall speed, growth rate, and radiative absorption, influencing the time evolution of clouds. The

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