自2009年年末始,在频繁冷空气的影响下,我国北海区的辽东湾、渤海湾、莱州湾、黄海北部及胶州湾出现了严重的冰情。根据国家海洋局提供的1981年以来1月上旬累年冰情资料统计分析显示,历史同期最严重的冰情状况是:辽东湾浮冰最大外缘线62海里,渤海湾浮冰最大外缘线29海里,莱州湾浮冰最大外缘线22海里,黄海北部浮冰最大外缘线19海里。而2010年1月12日辽东湾的浮冰最大外缘线为71海里,1月13日渤海湾的浮冰最大外缘线为23海里,莱州湾的浮冰最大外缘线为26海里,黄海北部的浮冰最大外缘线为22海里。 Since the end of 2009, under the influence of frequent cold air, there have been serious ice conditions in Liaodong Bay, Bohai Bay, Laizhou Bay, northern Yellow Sea and Jiaozhou Bay in the Beihai area of ​​our country. According to statistics provided by the State Oceanic Administration for data on ice conditions in the first January since January 1981, the most severe ice conditions in history over the same period are: 62 nautical miles of the longest outer rim of Liaodong Bay, the largest outer rim of the ice floe in the Bohai Bay 29 nautical miles, the maximum outer rim of Laizhou Bay ice floe 22 nautical miles, the largest outer ice floe 19 nautical miles north of the Yellow Sea. On January 12, 2010, the maximum ice-rim line of Liaodong Bay was 71 nautical miles. On January 13, the maximum ice-rim line of the ice floe in Bohai Bay was 23 nautical miles. The maximum ice-rim line of the ice floe in Laizhou Bay was 26 nautical miles. The largest outer ice floe line in the northern Yellow Sea is 22 nautical miles.