Weather is a state of atmosphere which tells about degree which is not same everywhere it may be hot or cold, clear or cloudy, wet or dry, calm or stormy. Extreme weather such as deadly heat waves, devastating flood, intense precipitation, drought, heavy rains and flooding are more frequent likewise climate has warmed and changed so certain types of natural limits are more frequent and more intense. VANET is emerging and advance technology for wireless communication which include security, privacy, routing, connectivity and quality of services. During flood people suffer with no transportation, improper drinking water, roads were flooded, ATM’s were down in city, flights were cancelled which brings massive problem to people both as economically and environmentally. By combing weather report and VANET technology, broadcasting historical emergency weather situation message to vehicle by detecting, modeling, predicting dangerous situation on urban road.
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