Shandong Meteorological Center released the yellow strong wind at sea warning at 1100 on 29 September. From this afternoon to the next morning, southerly wind with grade 5-6 and to northerly wind with grade 6-7,gust with grade 9-10 in the Bohai Sea, Bohai Straight and the northern and central parts of the Huanghai Sea. From the next afternoon to the daytime on October 1, northerly wind with grade 7-8, gust with grade 9-10in the Bohai Sea, Bohai Straight and the northern and central parts of the Huanghai Sea.