Results 61 to 70 of about 302 (178)

The Rational Solutions and Quasi-Periodic Wave Solutions as well as Interactions of N-Soliton Solutions for 3 + 1 Dimensional Jimbo-Miwa Equation

open access: yesAdvances in Mathematical Physics, 2016
The exact rational solutions, quasi-periodic wave solutions, and N-soliton solutions of 3 + 1 dimensional Jimbo-Miwa equation are acquired, respectively, by using the Hirota method, whereafter the rational solutions are also called algebraic solitary ...
Hongwei Yang   +4 more
doaj   +1 more source

Characteristics of Intense Multi‐Day Wet Spells Over West Africa

open access: yesInternational Journal of Climatology, Volume 46, Issue 4, 30 March 2026.
The study reveals a significant increase in intense wet spells, particularly in KASS‐D, emphasising the value of dense rain‐gauge networks. Larger‐sized events have grown, while smaller ones declined, boosting 3‐day and 5‐day wet spells' contribution to annual rainfall, with the Guinea Coast showing the highest increase and the Sahel the lowest ...
Oluwaseun. W. Ilori   +3 more
wiley   +1 more source

Assessing the Performance of the WRF Model in Simulating Squall Line Processes over the South African Highveld

open access: yesAtmosphere
Squall lines are some of the most common types of mesoscale cloud systems in tropical and subtropical regions. Thunderstorms associated with these systems are among the major causes of weather-related disasters and socio-economic losses in many regions ...
Innocent L. Mbokodo   +6 more
doaj   +1 more source

Convective Organization in African Easterly Waves Observed During the NAMMA and CPEX‐CV Field Campaigns

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 6, 28 March 2026.
Abstract Fundamental questions remain about where and when convection will occur within African easterly waves. In this study, we aim to better understand the dynamical processes that govern moist convective organization at the meso‐alpha scale in tropical easterly waves using NASA airborne field campaigns and satellite observations.
D. Colón‐Burgos, M. M. Bell
wiley   +1 more source

A short review of numerical cloud-resolving models

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2017
A cloud-resolving model (CRM) allows performing numerical simulations of convective clouds, such as shallow cumulus and stratocumulus, or storms and squall-lines with a resolution on the order of a few tens of metres to a few kilometres over a limited ...
Françoise Guichard, Fleur Couvreux
doaj   +1 more source

Identifying precursor of Sumatra squall line

open access: yesE3S Web of Conferences, 2023
Sumatra Squall Line (SSL) is a detectable mesoscale meteorological phenomenon at least prior to 3 hour using Doppler radar imagery interpretation. By identifying precursors, SSL can be detected 6-12 hours earlier before the occurences. Infrared data from MTSAT satellite were used to identify clusters of SSL clouds which then produce two types of SSL ...
openaire   +2 more sources

External Drivers and Mesoscale Self‐Organization of Shallow Cold Pools in the Trade‐Wind Regime

open access: yesJournal of Advances in Modeling Earth Systems
Recent observations of the trade‐wind regions highlight the covariability between cold‐pool properties and mesoscale cloud organization. Given the covariability of organization with cloud cover and albedo, this suggests a potential impact of cold pools ...
Pouriya Alinaghi   +4 more
doaj   +1 more source

Dynamics of a developing squall line

open access: yesMeteorologische Zeitschrift, 1994
Four kinds of severe, mesoscale convective-line development have been identified. One type, back-building, involves the periodic appearance of a new cell upstream of the existing line. Ultimately this new cell merges with the line, as new cells continue to form in the upstream direction.
Christopher F. Keohan   +2 more
openaire   +1 more source

Explicit Prediction of Continental Convection in a Skillful Variable‐Resolution Global Model

open access: yesJournal of Advances in Modeling Earth Systems, 2019
We present a new global‐to‐regional model, cfvGFS, able to explicitly (without parameterization) represent convection over part of the Earth. This model couples the Geophysical Fluid Dynamics Laboratory Finite‐Volume Cubed‐Sphere Dynamical Core (FV3) to ...
Lucas M. Harris   +4 more
doaj   +1 more source

Origin of outer tropical cyclone rainbands. [PDF]

open access: yesNat Commun, 2023
Yu CK, Lin CY, Pun CH.
europepmc   +1 more source

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