Nature Climate Change, Published online: 20 December 2023; doi:10.1038/s41558-023-01895-y
The Madden–Julian Oscillation (MJO), a large storm system over the Indian Ocean and Western Pacific, plays a crucial role in our ability to forecast Earth’s weather 2–4 weeks in advance. Now, research suggests that the predictability of the MJO itself is increasing and will continue to increase with global warming.