Guangzhou city located at sub-tropic monsoon area,the abundant urban forest as well as explosive population liable to forest fire. Making use of firing hazard weather material in 1997~2001 and combining into the changeable regularity, referring to the forecast method of forest fire hazard weather in China. It develops the forest fire hazard weather forecasting system within 1~2 days of the city of Guangzhou, by means of this system we can produce automatically distribution graph. According to this, which dispatch forest fire hazard weath...