Due to the chilly air above, the atmospheric situation has grow to be unstable, primarily in japanese Japan, and localized heavy rain is falling. On the opposite hand, on the sixteenth, the temperature will rise primarily within the afternoon, and it’s anticipated to be a midsummer day, so please watch out of heatstroke.
Source
Atmospheric instability Risk of sudden heavy rain Be cautious of warmth stroke within the afternoon | NHK
