基于地理信息系统的河南省雷暴分布.PDFVIP

20 1 V o.l 20 No. 1 2011 2 JOU RNAL OF NATU RA L DISA STER S F eb. 2011 : 1004 - 4574 ( 20 11 01- 0110 - 05 1, 2, 3 1, 2 张红卫 , 陈怀亮 ( 1. /, 450003; 2. , 450003; 3. , 453000 : , 197 1- 2000 30 , , , 3, , , ; , , , , , , : ; ; : P42662 : A GIS- based thunderstorm distribu tion in H enan P rovince 1, 2, 3 1, 2 ZHANG H ongw e i , CH EN H ua iliang ( 1. CM A /H enan K ey Laboratory of A grom eteoro log ical S afeguard and A pp lied T echn ique, Z hengzhou 450003, Ch ina; 2. H en an Inst itu te of M eteorological Sciences, Z hengzhou 450003, C h ina; 3. X inx iangM eteorological Bureau, H en an Province, X inx iang 453000, Ch in a Abs tract: For the purpose o f find ing thunderstorm d istribution feature in H enan P rov ince, w ith the help o f GIS, the research w ere conducted based on the thunderstorm data from observation inH enan Prov ince in recent 30 years. The results show that there are 3 h ighinciden t areas o f thunderstorm in whole year, the f irst is located in the South of H enan, the second is located in the Sou thw est of H enan, and the third is loca ted in the No rth o f H enan. The days of thunderstorm in spring, summ er and autum n are analyzed in the sam e w ay. T he results show that the h igh inc ident areas o f thunderstorm in spring are loca ted in South H enan; the N orth , the Southw est and the South of H enan are the highincident areas of thunderstorm in summ er; the N orth ofH enan is the highinciden