黄色地带，也就是分布着较大的较粗糙粒子的中东地区、北非以及北美西部，随着北半球到达一年中最干旱的季节，很可能预示着有沙尘暴灾害。
Yellow bands—larger, coarse particles—around the Middle East, North Africa, and western North America likely indicate dust and sand storms as the northern hemisphere reaches the driest time of year.
气象局官员介绍说，信号颜色分为蓝色、黄色、橙色和红色。不同的灯光颜色表示不同的气象灾害或天气变化。
Different colors such as blue, yellow, orange and red will represent different meteorological disasters or weather changes, the Municipal Meteorological authority revealed.
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