Results 51 to 60 of about 52,494 (162)

Impact of Aerosols on Weather Forecasts in China During Winter 2016–2017

open access: yesJournal of Advances in Modeling Earth Systems
The China Meteorological Administration's mesoscale operational Global/Regional Assimilation and PrEdiction System (GRAPES_Meso5.1), coupled with the Chinese Unified Atmospheric Chemistry Environment (CUACE) model, has been enhanced to incorporate ...
Chong Liu   +9 more
doaj   +1 more source

Aerosol, Clouds and Radiation Interactions in the NCEP Unified Forecast Systems

open access: yesMeteorology
In this study, we evaluate aerosol, cloud, and radiation interactions in GFS.V17.p8 (Global Forecast System System Version 17 prototype 8). Two experiments were conducted for the summer of 2020. In the control experiment (EXP CTL), aerosols interact with
Anning Cheng, Fanglin Yang
doaj   +1 more source

A Modeling Study of Impact of Emission Control Strategies on PM2.5 Reductions in Zhongshan, China, Using WRF-CMAQ

open access: yesAdvances in Meteorology, 2016
A WRF-CMAQ modeling system is used to assess the impact of emission control strategies and weather conditions on haze pollution in Zhongshan, Guangdong Province, China.
Jianhua Mai   +6 more
doaj   +1 more source

Development of the CMA-GFS-AERO 4D-Var assimilation system v1.0 – Part 1: System description and preliminary experimental results [PDF]

open access: yesGeoscientific Model Development
We developed a strongly coupled aerosol–meteorology four-dimensional variational (4D-Var) assimilation system, CMA-GFS-AERO 4D-Var, for investigating the feedback of aerosol data assimilation on meteorological forecasts.
Y. Liu   +20 more
doaj   +1 more source

Effect of Horizontal Resolution on a Meso‐β‐Scale Vortex Simulation in an Extreme Rainstorm on 22 May 2020 Over South China: A Contrastive Study Based on Different‐Resolution Ensembles

open access: yesEarth and Space Science
A transient extreme rainstorm that occurred over Guangzhou city, China, on 22 May 2020, has been investigated based on two ensemble prediction systems (EPSs), one with 9‐km (TRAMS9km‐EPS) and the other with 3‐km (TRAMS3km‐EPS) grid spacings, respectively.
Guanshun Zhang, Xubin Zhang, Zhaoli Yang
doaj   +1 more source

Direct and Indirect Effects of Aerosols During the 2023 Canadian Wildfires

open access: yesAtmosphere
This modeling study investigates the impact of the 2023 Canadian wildfire aerosols (primarily black carbon and organic aerosol) on weather forecasts, concluding that incorporating real-time aerosol forcing improves model performance over using ...
Anning Cheng   +3 more
doaj   +1 more source

Can deep learning beat numerical weather prediction? [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2021
Schultz MG   +7 more
europepmc   +1 more source

Weather, Climate and the Nature of Predictability [PDF]

open access: yes, 2018
The prediction and simulation of future weather and climate is a key ingredient in good weather risk management. This chapter briefly reviews the nature and underlying sources of predictability on timescales from hours-ahead to centuries-ahead. The traditional distinction between ‘weather’ and ‘climate’ predictions is described, and the role of recent ...
openaire   +2 more sources

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