Geographic information-based typhoon period travel risk early warning method

The invention relates to a geographic information-based typhoon travel risk early warning method, which depends on rich meteorological service products, comprehensively applies the spatial data processing capability of a geographic information server, analyzes multiple spatial and temporal element characteristics related to typhoon, and completes a typhoon coming temporary early warning information system based on webgis. The application breadth and depth of typhoon information products in the service field are further widened and enhanced from the functional aspects of multifunctional typhoonpath query, integrated publishing of various meteorological information, geographic information functions and the like, so that greater, better-quality and more professional typhoon information acquisition modes are provided for the public through a network; after a typhoon passes, information of traffic impassability caused by typhoon disasters is obtained through multiple channels, informationintegration processing and