Severe T-storms quickly shifted above southwestern Japan, where according to Japanese meteorologists, the second earliest start of the season of rain (monsoon season) in history has started around 5. May 2021.
It is known as the tsuyu or baiu, meaning “plum rain”, as it coincides with the season of plums ripening. Rains arrived five days earlier than the normal start in Okinawa, and seven days earlier than the start in Amami.
According to 16-day precipitation forecasts, severe storms are predicted for southern half of China, Korea and Japan until the end of May 2021, with the next possible regional floods or extremely strong storm parameters such as damaging winds, lighting or hails.
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