Results 31 to 40 of about 17,970 (234)

Mean State Biases and Interannual Variability Affect Perceived Sensitivities of the Madden‐Julian Oscillation to Air‐Sea Coupling

open access: yesJournal of Advances in Modeling Earth Systems, 2020
Atmosphere‐ocean feedbacks often improve the Madden‐Julian oscillation (MJO) in climate models, but these improvements are balanced by mean state biases that can degrade the MJO through changing the basic state on which the MJO operates.
N. P. Klingaman, C. A. Demott
doaj   +1 more source

Comparison of the Madden–Julian Oscillation-Related Tropical Cyclone Genesis over the South China Sea and Western North Pacific under Different El Niño-Southern Oscillation Conditions

open access: yesAtmosphere, 2020
This paper explores the Madden−Julian Oscillation (MJO) modulation of tropical cyclone (TC; hereafter, MJO-TC) genesis over the South China Sea (SCS) and Western North Pacific (WNP) under different El Niño-Southern Oscillation (ENSO ...
Chengyao Ye   +3 more
doaj   +1 more source

Vertical Heating Structures Associated with the MJO as Characterized by TRMM Estimates, ECMWF Reanalyses, and Forecasts: A Case Study during 1998/99 Winter [PDF]

open access: yes, 2009
The Madden–Julian oscillation (MJO) is a fundamental mode of the tropical atmosphere variability that exerts significant influence on global climate and weather systems.
Grecu, Mircea   +10 more
core   +1 more source

Comparison of Madden-Julian oscillation in three super El Niño events

open access: yesFrontiers in Earth Science, 2023
This paper investigated the characteristics of Madden-Julian Oscillation (MJO) in three super El Niño events (i.e., 1982/83, 1997/98 and 2015/16 El Niño events) based on reanalysis data.
Lifeng Li   +5 more
doaj   +1 more source

Dynamical ocean forcing of the Madden-Julian Oscillation at lead times of up to five months [PDF]

open access: yes, 2011
We show that a simple three-dimensional ocean model linearised about a resting basic state can accurately simulate the dynamical ocean response to wind forcing by the Madden-Julian Oscillation (MJO).
Heywood, KJ   +3 more
core   +1 more source

Improving the prediction of the Madden–Julian Oscillation of the ECMWF model by post-processing [PDF]

open access: yesEarth System Dynamics, 2022
The Madden–Julian Oscillation (MJO) is a major source of predictability on the sub-seasonal (10 to 90 d) timescale. An improved forecast of the MJO may have important socioeconomic impacts due to the influence of MJO on both tropical and extratropical ...
R. Silini   +6 more
doaj   +1 more source

Modulation of station rainfall over the western Pacific by the Madden-Julian oscillation [PDF]

open access: yes, 2005
Rainfall data from 140 stations in the PACRAIN network in the tropical western Pacific are analysed to assess the signal due to the Madden-Julian Oscillation (MJO). During northern winter, the station rainfall difference between the wet and dry phases of
Adrian J. Matthews   +17 more
core   +1 more source

Dynamical Madden–Julian Oscillation forecasts using an ensemble subseasonal-to-seasonal forecast system of the IAP-CAS model [PDF]

open access: yesGeoscientific Model Development
The Madden–Julian Oscillation (MJO) is a crucial predictability source on a subseasonal-to-seasonal (S2S) timescale. Therefore, the models participating in the World Weather Research Programme and the World Climate Research Programme (WWRP/WCRP) S2S ...
Y. Liu   +21 more
doaj   +1 more source

Modulation of the Westerly and Easterly Quasi-Biennial Oscillation Phases on the Connection between the Madden–Julian Oscillation and the Arctic Oscillation

open access: yesAtmosphere, 2020
Previous studies have revealed the relationship between the Madden−Julian oscillation (MJO) and the Arctic Oscillation (AO). The MJO phase 2/3 is followed by the positive AO phase, and the MJO phase 6/7 is followed by the negative AO phase.
Lei Song, Renguang Wu
doaj   +1 more source

Observed Anomaly of Temperature and Mixed Layer Depth Associated with the Madden Julian Oscillation (MJO) Active Phase in the Banda Sea, Indonesia

open access: yesIlmu Kelautan, 2023
The eastward propagation of atmospheric waves along the equatorial band from the central equatorial Indian Ocean to the western Pacific Ocean passing through the Indonesian Maritime Continent (IMC), known as the intraseasonal Madden Julian Oscillation ...
Nabil Nabil   +4 more
doaj   +1 more source

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