It was all happening in big Rossby loops that had taken over the entire ... seven stalled peaks and lows over the same regions – ‘wave-7’ – has lasted seven times for more than two weeks.

The end of the rainy (Baiu) season in the Kanto region and northern Japan is induced by a "convection jump," known as the ...

The Meteorology, Climatology, and Geophysics Agency (BMKG) noted that this heightened rainfall potential stems from various factors.