Abstract: According to the traffic characteristics of the weather services, combining with the advantage of rich client technology, using B/S and C/S combination of technical architecture, this paper designs public transport weather service system using WebGIS development. The system realizes roads affect by weather level prompted, query road weather information, query aviation weather information, overlay radar chart, and auxiliary ranging to provide timely and effective weather services for the public transport.

Key words: WebGIS, public transport, weather service