Simplify the following text for a Grade 6 native English-speaking person.
Original: The strongest storm of the season was Hurricane Ioke , which reached Category 5 status on the Saffir-Simpson scale in the central Pacific Ocean ; Ioke passed near Johnston Atoll and later Wake Island , where it caused heavy damage but no deaths .
Simplified: It also caused heavy rain in Alaska . Ioke is the most intense storm ever in the central Pacific and the only Category 5 storm that formed in the basin .