Simplify the following text for a Grade 13 native English-speaking person.
Original: Just after becoming a hurricane , it hit the southern coast of Brazil in the state of Santa Catarina on the evening of March 28 , with winds estimated near 180 km\/h ( 112 mph ) , making it a Category 2 storm on the Saffir-Simpson Hurricane Scale .
Simplified: Just after becoming a hurricane , it hit the southern coast of Brazil in the state of Santa Catarina on the evening of March 28 , with winds estimated near 155 k , making it a Category 2-equivalent on the Saffir-Simpson Hurricane Scale .