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Zheng H.,Heilongjiang Provincial Climate Center | Wang Y.-Q.,Harbin Meteorological Bureau | Zheng K.,Heilongjiang Provincial Weather Affect Center | Ju Y.,Heilongjiang Provincial Weather Affect Center | Ju Y.,Heilongjiang Provincial Meteorological Observatory
Journal of Natural Disasters | Year: 2010

Using the summer data on air temperature and precipitation from 81 stations in Heilongjiang Province, this paper calculates their coefficient of variation,conducts normalization processing and obtains "Z" index. The indices for sever and light drought, flood and low temperature were determined and their occurrence probabilities were find out. The result was used to classify the disaster risk into 3 degrees. The zoning of main drought/flood area in whole province were also carried out.


Liu X.-G.,Lanzhou University | Liu X.-G.,Heilongjiang Provincial Weather Affect Center | Zhang J.,Heilongjiang Provincial Weather Affect Center | Zhang J.,Heilongjiang Climate Center
Journal of Natural Disasters | Year: 2010

Based on the data about 37 violent forest fire in Heilongjiang forest region during 1980 -2006 and the temperature-pressure field structure of 500 hPa, this paper classifies the weather situation in three days before the fires into 4 classes, analyzes the change of factors such as relative humidity and air temperature and forecasts the days with high fire risk and the climatic and circulating characteristics in earlier stage.

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