What caused hurricane Katrina to form?

Katrina was caused because of a tropical depression with conditions of low pressure.

Katrina was a massive hurricane that formed in the Atlantic in 2005, and at times reached Category 5. The storm was described as being among the worst natural disasters of all time. While at its peak, Katrina caused severe flooding and produced more than 1 inch of rain every hour.


Hurricane Katrina was one of the most powerful storms in history.