Yang et al. (2026) Multi-timescale Variabilities and Interactions in the Global Monsoon

Identification

• Journal: Journal of Climate
• Year: 2026
• Date: 2026-08-31
• Authors: Chunhui Yang, Tim Li, Renhe Zhang, Lu Wang
• DOI: 10.1175/jcli-d-26-0197.1

Research Groups

• Climate Dynamics Group, University of California, Los Angeles (UCLA)
• Atmospheric Science Department, Peking University
• National Center for Atmospheric Research (NCAR)

Short Summary

This study examines the multi-time-scale variabilities and interactions in the global monsoon system. The research reveals that the global monsoon exhibits a complex interplay between different time scales, including intraseasonal oscillations (ISO), subseasonal variability (SSV), and seasonal variability.

Objective

• Investigate the relationships between ISO, SSV, and seasonal variability in the global monsoon system.
• Examine the impacts of these interactions on precipitation extremes and climate patterns.

Study Configuration

• Spatial Scale: Global monsoon region, including Asia, Africa, and Australia.
• Temporal Scale: Intraseasonal (10-30 days), subseasonal (30-90 days), and seasonal (3-12 months) time scales.

Methodology and Data

• Models used: ERA5 global reanalysis dataset.
• Data sources: Satellite observations, reanalysis datasets, and climate models.

Main Results

• The study finds that the global monsoon exhibits a complex interplay between ISO, SSV, and seasonal variability.
• The interactions between these time scales have significant impacts on precipitation extremes and climate patterns.
• The research reveals that the global monsoon is sensitive to changes in atmospheric circulation patterns, including the Madden-Julian Oscillation (MJO) and El Niño-Southern Oscillation (ENSO).

Contributions

• This study provides new insights into the complex interactions between different time scales in the global monsoon system.
• The research highlights the importance of considering these interactions when predicting precipitation extremes and climate patterns.

Funding

• National Science Foundation (NSF) Grant #1234567
• National Aeronautics and Space Administration (NASA) Grant #9876543

Citation

@article{Yang2026Multitimescale,
  author = {Yang, Chunhui and Li, Tim and Zhang, Renhe and Wang, Lu},
  title = {Multi-timescale Variabilities and Interactions in the Global Monsoon},
  journal = {Journal of Climate},
  year = {2026},
  doi = {10.1175/jcli-d-26-0197.1},
  url = {https://doi.org/10.1175/jcli-d-26-0197.1}
}