The position of these features determines what phase the MJO is in. So, what does that mean for us? It has been found that the MJO can impact the longwave weather pattern over North America.

When the rising phase passes over the Atlantic, hurricanes can more easily form. In recent weeks, the MJO’s sinking phase has been centered over the Atlantic. That helps explain the lack of storms.

Effects on Rainfall: According to BMKG, this phase enhances cloud formation, a factor that significantly contributes to increased precipitation. For instance, recent reports detailed a negative ...

National Antarctic Research Centre climatologist Prof Datuk Dr Azizan Abu Samah said: “This heavy rain episode looks like its being influenced by the Madden Julian Oscillation (MJO) phase ...