Results 11 to 20 of about 14,767 (290)

Weather Prediction by Numerical Process [PDF]

open access: yesMathematics of Computation, 1966
The idea of forecasting the weather by calculation was first dreamt of by Lewis Fry Richardson. He set out in this book a detailed algorithm for systematic numerical weather prediction. The method of computing atmospheric changes, which he mapped out in great detail in this book, is essentially the method used today.
N. A. Phillips, Lewis F. Richardson
  +5 more sources

Polarimetric radar observation of the melting layer during the pre-summer rainy season over South China

open access: yesEuropean Journal of Remote Sensing, 2023
The geometric and polarimetric characteristics of the melting layer (ML) during the pre-summer rainy season over South China (PRSC) are investigated from 389 S-band polarimetric radar volume scans. The existing ML detection algorithm is slightly improved,
Hong Wang   +3 more
doaj   +1 more source

Comparison of Atmospheric Turbulence Characteristics over Sea Surface and Land Surface before, during, and after Typhoons

open access: yesAtmosphere, 2022
The goal of the paper is to reveal discrepancies of turbulent variables over different surfaces (sea, island, land) based on the measurements taken on three towers during (including before and after) seven typhoon episodes from 2008 to 2018.
Xueyan Bi   +6 more
doaj   +1 more source

Observations of boundary layer wind and turbulence of a landfalling tropical cyclone

open access: yesScientific Reports, 2022
This study investigates the atmospheric boundary layer structure based on multiple-level tower observations with a height of 350 m during the landfall of Super Typhoon Mangkhut (2018).
Zhongkuo Zhao   +6 more
doaj   +1 more source

Numerical Weather Prediction [PDF]

open access: yesAnnual Review of Fluid Mechanics, 1995
This review highlights a number of current areas of emphasis in research and operational numerical weather prediction. Detailed accounts of each area of activity are not presented; some key references are provided within each section for interested readers who may wish to explore further. The review outlines the types of weather prediction models where
openaire   +2 more sources

Characteristics of 1 year of observational data of VOCs, NOx and O3 at a suburban site in Guangzhou, China [PDF]

open access: yesAtmospheric Chemistry and Physics, 2015
Guangzhou, one of China's megacities, is beset with frequent occurrence of high-concentration ozone events. In this study, online instruments were used to simultaneously monitor ozone, nitrogen oxides (NOx) and volatile organic compounds (VOCs) at GPACS (
Y. Zou   +10 more
doaj   +1 more source

Why are severe weather and anomalous climate events often associated with the orthogonal convergence of airflows?

open access: yesWeather and Climate Extremes, 2023
Severe weather often occurs in the areas where different cold-warm and dry-wet air masses converge orthogonally. The orthogonal convergence of two-adjacent air parcels can be observed from planetary-scale to synoptic-scale and meso-scale circulations ...
Weihong Qian   +5 more
doaj   +1 more source

Offline Diagnostics of Skin Sea Surface Temperature from a Prognostic Scheme and Its Application in Typhoon Forecasting Using the CMA-TRAMS Model over South China

open access: yesAtmosphere, 2022
In the Tropical Regional Atmospherical Model System of South China of the China Meteorological Administration (CMA-TRAMS), the skin sea surface temperature (Ts) remains fixed during the forecast time.
Yanxia Zhang   +3 more
doaj   +1 more source

Impact of a subtropical high and a typhoon on a severe ozone pollution episode in the Pearl River Delta, China [PDF]

open access: yesAtmospheric Chemistry and Physics, 2022
A record-breaking severe ozone (O3) pollution episode occurred in the Pearl River Delta (PRD) in early autumn 2019 when the PRD was under the influence of a Pacific subtropical high followed by Typhoon Mitag.
S. Ouyang   +11 more
doaj   +1 more source

Systematic diurnal bias of the CMA-MESO model in southern China: Characteristics and correction

open access: yesFrontiers in Earth Science, 2023
Model error is an important source of numerical weather prediction (NWP) errors. Among model errors, the systematic diurnal bias plays an important role in high-resolution numerical weather prediction models.
Yuxiao Chen   +7 more
doaj   +1 more source

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