Mahesh Godavarti
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The main reason for hurricanes to build and maintain strength is the presence of warm water. There is a cold current running along the West coast so that if any hurricane makes its way towards California it encounters cold water and dies down. The other reason is that hurricanes move North West pattern because of steering winds.


Here is a good article that describes in detail why the West Coast gets far less hurricanes that the East Coat.


Here is an article that explains why warm water is important for hurricanes to build strength.


Here is an article that also includes the discussion of steering winds in its explanation of hurricane movements.