Instead, letâs express these unique differences as a vector: 1  The size of the cross product is the numeric âamount of differenceâ (with sin(theta) as the percentage) 2  The direction of the cross product is based on both inputs: itâs the direction orthogonal to both (i.e., favoring neither)
Main Content. Hurricane Katrina was a long-lived hurricane that made landfall three times along the United States coast and reached Category 5 at its peak intensity. The storm initially developed as a tropical depression in the southeastern Bahamas on August 23, 2005. Two days later, it strengthened into a Category 1 hurricane a few hours before making its first landfall between Hallandale Beach and North Miami Beach, Florida.
On August 29, Katrina weakened rapidly into a Category 1 hurricane after moving inland over southern and central Mississippi. Six hours later, she weakened to a tropical storm just northwest of Meridian, Mississippi. The next day, Katrina turned northeastward over the Tennessee Valley and became a tropical depression.urricane Katrina is the most well known name in recent hurricane history. She was the costliest hurricane in U.S. history and one of the five deadliest hurricanes to ever strike the United States.