Shanghai issues yellow hailstone warning.

Shanghai Central Meteorological Observatory issued a yellow hail warning signal at 13:09 on September 17th: it is expected that in the next 6 hours, there will be hail weather in areas such as Minhang, central urban area, Jiading, Chongming, Baoshan, Pudong, Songjiang, Qingpu, etc. Please try to avoid going out and take protective measures for vulnerable outdoor items and equipment. Currently, Shanghai has raised five warnings, including "yellow hail, orange high temperature, blue heavy rain, yellow lightning, and yellow strong wind." Please pay attention to prevention.