Results 1 to 10 of about 1,728 (177)

QBO deepens MJO convection. [PDF]

open access: yesNat Commun, 2023
AbstractThe underlying mechanism that couples the Quasi-Biennial Oscillation (QBO) and the Madden-Julian oscillation (MJO) has remained elusive, challenging our understanding of both phenomena. A popular hypothesis about the QBO-MJO connection is that the vertical extent of MJO convection is strongly modulated by the QBO.
Jin D, Kim D, Son SW, Oreopoulos L.
europepmc   +4 more sources

The Impact of MJO-C and MJO-B Upon Sea Surface Temperature and Rainfall in Indonesia

open access: yesOmni-Akuatika, 2023
Madden Julian Oscillation (MJO) based on its propagation through the maritime continent can be divided into two types, namely MJO-C (Crossing) and MJO-B (Blocked) as evidenced by the spatial diagram of Hovmöller OLR anomaly. This study aimed to determine
Lalu Mantigi Wana Paksi   +3 more
doaj   +2 more sources

QBO modulation of MJO teleconnections in the North Pacific: impact of preceding MJO phases

open access: yesnpj Climate and Atmospheric Science
This study examines the influence of the Quasi-Biennial Oscillation (QBO) on the Madden-Julian Oscillation (MJO) teleconnections in the North Pacific using ERA5 data.
Min-Jee Kang, Hera Kim, Seok-Woo Son
doaj   +2 more sources

Underestimated MJO variability in CMIP6 models [PDF]

open access: yesGeophysical Research Letters, 2021
AbstractThe Madden‐Julian Oscillation (MJO) is the leading mode of intraseasonal climate variability, having profound impacts on a wide range of weather and climate phenomena. Here, we use a wavelet‐based spectral Principal Component Analysis (wsPCA) to evaluate the skill of 20 state‐of‐the‐art CMIP6 models in capturing the magnitude and dynamics of ...
Phong V. V. Le   +3 more
openaire   +5 more sources

Drivers of uncertainty in future projections of Madden–Julian Oscillation teleconnections [PDF]

open access: yesWeather and Climate Dynamics, 2021
Teleconnections from the Madden–Julian Oscillation (MJO) are a key source of predictability of weather on the extended timescale of about 10–40 d. The MJO teleconnection is sensitive to a number of factors, including the mean dry static stability, the ...
A. M. Jenney   +3 more
doaj   +1 more source

An exploration of the connection between quasi-biennial oscillation and Madden-Julian oscillation

open access: yesEnvironmental Research Letters, 2021
Recent studies have shown arguments about the connection between stratospheric quasi‐biennial oscillation (QBO) and activities of Madden‐Julian oscillation (MJO) during boreal winter on interannual timescale, especially for the question of which aspects ...
Feiyang Wang, Lei Wang
doaj   +1 more source

QBO‐MJO Connection [PDF]

open access: yesJournal of Geophysical Research: Atmospheres, 2018
AbstractActivities of the Madden‐Julian Oscillation (MJO) in boreal winter has recently been found to be stronger in easterly phases of the stratospheric quasi‐biennial oscillation (QBO) than its westerly phases. This QBO‐MJO connection was investigated in this study using a method that identifies individual MJO events by tracking their eastward ...
Chidong Zhang, Bosong Zhang
openaire   +1 more source

The MJO From CMIP5 to CMIP6: Perspectives From Tracking MJO Precipitation

open access: yesGeophysical Research Letters, 2022
AbstractReproducing the Madden‐Julian Oscillation (MJO) remains a challenge in many climate models. This study compares the MJO simulation skills in 17 pairs of Coupled Model Intercomparison Project Phase 5 (CMIP5) and Coupled Model Intercomparison Project Phase 6 (CMIP6) simulations.
Guiwan Chen   +4 more
openaire   +1 more source

Zonal‐Scale of the Madden‐Julian Oscillation and Its Propagation Speed on the Interannual Time‐Scale

open access: yesGeophysical Research Letters, 2021
While no significant long‐term trend in the propagation speed of the Madden‐Julian Oscillation (MJO) in boreal winter is found during the past decades, pronounced year‐to‐year variability of the MJO phase speed is illustrated by analyzing a century‐long ...
Mengxia Lyu   +4 more
doaj   +1 more source

Emergence of Madden-Julian oscillation precipitation and wind amplitude changes in a warming climate

open access: yesnpj Climate and Atmospheric Science, 2023
The Madden-Julian oscillation (MJO) has profound impacts on weather and climate phenomena, and thus changes in its activity have important implications under human-induced global climate change.
Hien X. Bui   +5 more
doaj   +1 more source

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