The end of the rainy (Baiu) season in the Kanto region and northern Japan is induced by a "convection jump," known as the abrupt enhancement of convective activity (precipitation) over the northeast ...

However, the influence of extratropical upper-tropospheric variations on the convection jump has not been fully discussed. In a study published in the Journal of the Meteorological Society of Japan.

The abrupt enhancement of convective activity (precipitation) over the northeast of the Philippines in late July, known as the "convection jump," is closely related to the end of the rainy season in ...