Simplify the following text for a Grade 11 native English-speaking person.
Original: Officially , the Saffirâ `` Simpson Hurricane Scale is used only to describe hurricanes forming in the Atlantic Ocean and northern Pacific Ocean east of the International Date Line .
Simplified: The Saffir-Simpson Hurricane Scale is used only to describe hurricanes that form in the Atlantic Ocean and northern Pacific Ocean , to the east of the International Date Line .