我们主要的ENSO监测指标——热带太平洋中部 Niño-3.4 区域的海表温度，在经历了去年冬季跌破拉尼娜阈值后，过去几个月已接近长期平均水平。根据我们最可靠的海温数据集，5月份Niño-3.4区域温度比长期平均值低0.2°C（约0.4°F）。

Typhoon Wutip, the first typhoon of the year, made landfall near Dongfang City in south China's island province of Hainan ...

China's southernmost island province of Hainan has been on high alert for the first typhoon of the year, Typhoon Wutip that is forecast to make landfall on Friday.