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Numerical weather prediction

open access: yes, 2023
This chapter discusses how we solve numerically the primitive equations and generate weather predictions, and it illustrates the key steps involved in this process.
Roberto Buizza
core   +3 more sources

Weather Prediction by Numerical Process [PDF]

open access: yesThe American Mathematical Monthly, 2007
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.
Peter Lynch, Lewis Fry Richardson
core   +3 more sources

Simulating the Urban Heat Island Augmented with a Heat Wave Episode Using ICTP RegCM4.7 in a Mega-Urban Structure of Karachi, Pakistan [PDF]

open access: yesJournal of Soft Computing in Civil Engineering, 2021
The metropolis of Karachi, with a density of around 4000 persons/km2 at present, is going through unprecedented urbanization and population growth, which can augment Urban Heat Island (UHI) triggered heat wave impacts on life and living.
Burhan Ahmad   +4 more
doaj   +1 more source

Extension of the WRF-Chem volcanic emission preprocessor to integrate complex source terms and evaluation for different emission scenarios of the Grimsvötn 2011 eruption [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2020
Volcanic eruptions may generate volcanic ash and sulfur dioxide (SO2) plumes with strong temporal and vertical variations. When simulating these changing volcanic plumes and the afar dispersion of emissions, it is important to provide the best available ...
M. Hirtl   +8 more
doaj   +1 more source

Spin-up characteristics with three types of initial fields and the restart effects on forecast accuracy in the GRAPES global forecast system [PDF]

open access: yesGeoscientific Model Development, 2021
The spin-up refers to the dynamic and thermal adjustments made at the initial stage of numerical integration in order to reach a statistical equilibrium state.
Z. Ma   +17 more
doaj   +1 more source

Tropical cyclone track and intensity prediction skill of GFS model over NIO during 2019 & 2020

open access: yesTropical Cyclone Research and Review, 2022
The Tropical Cyclone (TC) track prediction using different NWP models and its verification is the critical task to provide prior knowledge about the model errors, which is beneficial for giving the model guidance-based real-time cyclone warning ...
Ch. Sridevi   +8 more
doaj   +1 more source

Climatic Characteristics of Regional Persistent Heat Event in the Eastern China During Recent 60 Years

open access: yes应用气象学报, 2021
Regional persistent heat event is extensively studied and its intensity is normally investigated from the view of regional average. Climatic characteristics of persistent heat event in 4 regions in the eastern China are analyzed on the basis of ...
Lin Ailan   +4 more
doaj   +1 more source

Input/Output analysis and optimization for GRAPES regional model

open access: yesDianzi Jishu Yingyong, 2022
The new generation Global/Regional Assimilation and PreEdiction System(GRAPES) is a homegrown numerical weather prediction software developed by China Meteorological Administration(CMA).
Yang Bin   +6 more
doaj   +1 more source

Realistic natural atmospheric phenomena and weather effects for interactive virtual environments. [PDF]

open access: yes
Clouds and the weather are important aspects of any natural outdoor scene, but existing dynamic techniques within computer graphics only offer the simplest of cloud representations. The problem that this work looks to address is how to provide a means of
McLoughlin, Leigh
core   +5 more sources

Differential expansion speeds of Indo-Pacific warm pool and deep convection favoring pool under greenhouse warming

open access: yesnpj Climate and Atmospheric Science, 2022
The Indo-Pacific warm pool (IPWP), which affects the global climate system through supporting tropical convection, has been reported to expand significantly under greenhouse warming. Although early research revealed that the sea surface temperature (SST)
Jeremy Cheuk-Hin Leung   +5 more
doaj   +1 more source

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