four-tier color-coded weather warning system 四色分级天气预警制度
New Generation Weather Warning System 新一代天气警报服务系统
China has a four-tier weather warning system, with red representing the most severe, followed by orange, yellow and blue.
中国有一套四个等级的天气预警系统，红色代表情况最为严重，其次是橙色、黄色和蓝色。
Data from the GOES system provides accurate real-time weather forecast and early warning products to the public and private sectors.
GOES系统收集的数据可提供精确的实时气象预测，并向公众和私有部门提供早期告警。
Local weather forecasters issued the first red rainstorm alert of the year - the highest on the 3-level warning system.
上海中心气象台发布了今年以来首次最高级别的暴雨红色预警信号。
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