https://phys.org/news/2018-09-hurricane-rosa-weakens-rapidly-mexico.html

Heavy rainfall is expected across the Baja peninsula as well as the southwestern United States, with the potential for life-threatening desert flash flooding and mountain landslides, the hurricane center said.

Early Saturday, Rosa was about 625 miles (1,005 kilometers) south-southwest of Punta Eugenia with maximum sustained winds of around 100 miles per hour.