It Should Be Dry Season Now. So Why Are Floods Happening Everywhere? Let Us Explain.

(source: Tribun Jabar)
Figure 1 Equatorial vertical cross section of the MJO as it propagates from the Indian Ocean to the western Pacific. Red arrows indicate direction of wind and red (blue) SST labels indicate positive (negative) SST anomalies respectively. (source: Madden and Julian, 1971)
Figure 2 Madden-Julian Oscillation index from 1 January 2025 to 31 March 2025 (left) (source: Australian Bureau of Meteorology, 2025)
Figure 3 Schematic depiction of the theoretical solution for an equatorial Kelvin wave in a dry, incompressible atmosphere. (source: Australian Bureau of Meteorology, 2025)
Figure 4 Schematic depiction of the theoretical solution for an equatorial Rossby wave in a dry, incompressible atmosphere. Only one wavelength is drawn here. (source: Australian Bureau of Meteorology, 2025)