Does El Nino affect hurricanes?

It can.  In years with an El Nino, there are typically few tropical storms and hurricanes because vertical shear increases during El Nino years.  The shear prevents formation and intensification. El Nino is a warming of the Pacific Ocean which usually occurs every three to seven years and effects weather patterns around the world.  La Nina is the opposite of El Nino with cooler than normal ocean waters in the Pacific.  In years with La Nina, researchers have found there is an increased number of hurricanes and an increased changed that the United States and Caribbean will experience hurricanes.

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1. What is a tropical disturbance, tropical depression, tropical storm?
2. Should I tape my windows when a hurricane threatens?
3. What should I do during a hurricane watch vs a hurricane warning?
4. What do some of the words and acronyms mean when talking about hurricanes?
5. What is wind shear?
6. What are “Cape Verde” hurricanes?
7. Do I need to open my windows when a hurricane approaches?
8. Why are hurricanes named?
9. Does El Nino affect hurricanes?