Kanto-Koshin Atmosphere is extraordinarily unstable; watch out of gusts and heavy rain | NHK

Due to sturdy chilly air flowing into the sky for this time of 12 months, the environment in Kanto-Koshin continues to be extraordinarily unstable. There is a risk that cumulonimbus clouds could develop regionally into the twenty ninth, and that you must watch out about thunderstorms, tornadoes, sturdy gusts of wind, sudden heavy rain, and hail.

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