Michael quickly strengthened into a hurricane later that day.

As a result the tropical storm began to quickly strengthen.

The storm moved to the northwest, quickly strengthening into a hurricane on September 28.

The depression quickly strengthened to a storm and was given the name Winnie the next day.

The depression quickly strengthens and was given the name Alice.

The depression quickly strengthened and was given the name Violet within six hours.

Marge quickly strengthened to a tropical storm the next day.

It moved northwest, quickly strengthening to a hurricane on September 13.

The storm quickly strengthened, becoming a hurricane only 12 hours later.

Emily quickly strengthened becoming a hurricane less than 48 hours later on September 22.