深圳市分区暴雨黄色预警信号升级为橙色，涉及珠江口、宝安区(石岩、福永、西乡、新安、航城街道)和光明区(光明、玉塘、新湖、凤凰街道)

Group 1 - The core message indicates that heavy rainfall has been observed in specific areas of Shenzhen, including the Pearl River Estuary, Bao'an District, and Guangming District, with expectations of 30-40 millimeters of additional rainfall in the next 1-2 hours [1] - The Shenzhen Meteorological Bureau has upgraded the rainstorm yellow warning signal to orange for the affected areas, indicating a heightened state of alert for potential flooding [1] - Residents are advised to avoid low-lying areas prone to flooding, as there is a significant risk of mountain torrents and related disasters such as landslides and mudslides [1]