骆马湖位于淮北平原,地处江苏省西北部,属暖温带季风气候区。自1958年建闸蓄水后,已成为一个受人工控制的水库。在蓄水位22米时,湖水面积为285平方公里,容积为6.04亿立方米。本文所用资料,主要取自1979年12月—1980年2月骆马湖冬季热学状况的现场观测资料。此外,还采用了1979年2月骆马湖的水温断面观测资料和宿迁县气象站的有关气象资料。 Luoma Lake is located in Huaibei Plain, is located in northwestern Jiangsu Province, is a warm temperate monsoon climate zone. Since its establishment in 1958, it has become a manually controlled reservoir. In the water level of 22 meters, the lake area of ​​285 square kilometers, the volume of 604 million cubic meters. The data used in this paper are mainly from the field observation data of winter thermal status of Luoma Lake from December 1979 to February 1980. In addition, the observation data of water temperature of Luoma Lake in February 1979 and the meteorological data of Suqian meteorological station are also used.